• Advanced Biotech
  • Alfrebro
    • Alfrebro LLC
      Let's get reacquainted
      Building great taste with aroma chemicals, extracts, and distillates
      The Alfrebro brand was established in the early 1900s by Alex Fries & Brothers, a Cincinnati Flavor Company. In 1980, the brand was re-launched as an aroma chemical manufacturer. Since its inception, Alfrebro’s primary focus has been to provide quality natural and high value synthetic chemicals.
      Email: Sarah Forbis
      Email: Sales
      Voice: 513-539-3021
      Fax: 513-539-7372
      US Voice: 513-539-7373
  • Augustus Oils
    • Augustus Oils Ltd
      The Premier Supplier
      Augustus Oils Ltd, in harmony with nature - to present it at its best...
      A wealth of experience, expertise and knowledge has allowed Augustus to bridge the gulf in expectation and trust between growers and users of natural ingredients. The Company works in partnership with customers on the one hand, and growers, farmers and distillers on the other. Both users and producers can then focus on exactly what they do best, while skilled Augustus technicians closely monitor and control the delivered product. This ensures users can have the confidence that they will receive the best raw materials suited to their requirements. Augustus has invested in modern, well equipped laboratories to provide unparalleled control of quality, and a development environment that continues to produce innovative ranges of natural ingredients. The strength of the company is built on both its comprehensive knowledge base, and extensive stocks of raw materials for both fragrance and flavour use. To complement its range of conventional and Organic Essential Oils and Aroma Chemicals, Augustus also offers a steadily increasing range of its own, UK manufactured Natural Extracts, Absolutes, Resinoids and Natural Chemicals. These again are fully tested and certificated, and very tightly quality controlled. Augustus is committed to promoting the use of natural ingredients, wherever the potential lies and to provide an environment of support and trust to both our customers and suppliers.
      Email: Enquiries
      Email: Sales
      Email: web site enquiries
      Voice: +44 (0)1420 590555
      Fax: +44 (0)1420 592420
      Methyl Nonyl Ketone
  • Axxence Aromatic
    • Axxence Aromatic GmbH
      We bring nature to your flavour
      Dedicated to provide the best possible quality and supply service of natural aroma ingredients.
      Axxence Aromatic is entirely dedicated to provide the best possible quality and supply service of natural aroma ingredients to the Flavour & Fragrance Industry worldwide.
      Email: Service
      Voice: +49.2822.68561.0
      Fax: +49.2822.68561.39
      Products List: View
      309300 METHYL NONYL KETONE (2-UNDECANONE), Natural Kosher
  • Bedoukian Research
    • Bedoukian Research, Inc.
      Constantly Improving
      Working closely with our customers to meet their requirements.
      Paul Bedoukian founded the company to fill a niche as a supplier of high quality specialty aroma and flavor ingredients. In 1975 the company began manufacturing insect pheromones which are chemically similar to flavor and fragrance ingredients. Today, Bedoukian Research offers more than 450 Aroma Chemicals and 50 Insect Pheromones, while also providing custom manufacturing services to the pharmaceutical, agrochemical, and specialty chemical industries.
      US Email: Customer Service
      US Voice: 1-203-830-4000
      US Fax: 1-203-830-4010
      Products List: View
      605 METHYL NONYL KETONE ≥98.0%, FCC, Kosher
      Used for rose, orris notes in fragrances.
      Used in dairy and coconut flavors.
  • Berjé
    • Berjé Inc.
      The solution is clear
      Where the world comes to its senses - Berjé is a global distributor of Essential Oils and Aromatic Chemicals.
      Berjé is a family-owned business that has been in operation for six decades. The company's origins and strength lie in a profound understanding of the supply and the quality of the diverse raw materials consumed by the flavor and fragrance industries. This base was expanded upon more than two decades ago to include fragrance production. The company's unparalleled raw material expertise is focused on the supply of essential oils and aromatic chemicals. This is supported by our long-standing relationships with a worldwide fabric of producers ensuring the greatest prospects for uninterrupted supply in markets that are often volatile and unpredictable.
      Email: For Information
      Email: For Sales
      Voice: 973-748-8980
      Fax: 973-680-9618
      Methyl Nonyl Ketone
  • CTC Organics
    • CTC Organics
      For More Than 40 Year
      Your source for rare aroma chemicals for the flavor and fragrance industy.
      “The world is run by middle men.” The number of times I have heard Dr. Liu utter those words are innumerable. He loved reciting and recording famous quotes and had many of his own. Among his many talents, Dr. Liu had a unique genius in the area of chemistry. He had an uncanny understanding of the pulse of the chemical industry and was a superb salesman.
      US Email: Customer Service
      US Voice: (404) 524-6744
      US Fax: (404) 577-1651
      W212 2-undecanone
  • Firmenich
    • Firmenich Inc.
      We Create
      We create perfumes and flavors for the World's most desirable brands.
      Firmenich is the largest privately-owned company in the perfume and flavor business. Swiss and family owned, we have created many of the world’s favorite perfumes for over 100 years and produced a number of the most well known flavors we enjoy each day.
      US Email: Fred Keifer
      US Voice: +1 609 452 1000
      US Fax: +1 609 452 6077
      959461 2-Undecanone min. 98%, Kosher, Halal

      2-UNDECANONE has a unique floral and fatty pineapple profile which works perfectly in fruit, cheese, butter, nut and mushroom flavors.
  • Fleurchem
    • Fleurchem, Inc.
      Have A Flavorful Day
      A leading global manufacturer and supplier of ingredients for Flavors, Fragrances, AromaTherapy, Foods, Beverages, Personal Care Products, and other uses.
      Operating out of the 200,000 sq. ft., former Hercules/PFW facility in Middletown, NY; Fleurchem produces a full range of natural isolates, synthetic chemicals & specialities, essential oils and flavors. Additionally, the company performs toll manufacturing, as well as custom chemical synthesis for a wide range of clients.
      Email: Information
      US Voice: 845-341-2100
      US Fax: 845-341-2121
      methyl nonyl ketone natural
  • H. Interdonati, Inc.
    • H. Interdonati, Inc.
      Innovative products
      Because your flavors and fragrances are only as good as their source "Since 1952"
      H. Interdonati, Inc. began in 1952 with the tradition of delivering quality pharmaceuticals and fine chemical ingredients at competitive prices. The mission was simple: To provide the most reliable, personal service in the industry.
      Email: Info
      US Email: Info
      Email: Sales
      US Email: Andrew Interdonati (Sales)
      Voice: 800 367-6617
      Fax: 631 367-6626
      2-Undecanone Natural, Kosher
  • Indukern F&F
  • Lesaffre Yeast Corporation/ENNOLYS
    • Lesaffre Yeast Corporation/ENNOLYS
      Natural Flavor Spirit
      Developing natural additives by microbiological means.
      Lesaffre was founded in 1853 and has now become a leader in the domain of bread-making yeast and yeast extracts. The independent French family-run group has a presence on all five continents and works with over 7,200 employees. Benefiting of its outstanding knowledge of yeast and its highly developed skills in the biotechnology field, Lesaffre has today become a dynamic key player in the human and animal nutrition and health market.
      Email: Customer service
      US Email: Customer service
      US Email: Ann DeLuka
      Voice: +33 (0)
      Fax: +33 (0)
      US Voice: 414-615-4029
      US Fax: 414-615-4003
      2-Undecanone Natural (EU,US), Kosher & Halal
      2-Undecanone Natural (EU,US), Kosher & Halal
  • Lluch Essence
    • Lluch Essence S.L.
      A family company dedicated to sales and distribution
      Flexibility, availability, price and quality.
      Flexibility, availability, price and quality make LLUCH ESSENCE S.L. one of Europe’s references when it comes to essential oils and aroma chemicals, and it is now well known all around the world.
      Email: Info
      Voice: 34 93 379 38 49
      Fax: 34 93 370 65 04
  • Natural Advantage
    • Natural Advantage
      Manufacturer of natural flavor ingredients
      With over 25 years experience in the flavor and food ingredient industries.
      Natural Advantage was formed over seventeen years ago to supply the growing demand for natural food and flavor ingredients. We employ a wide range of multi-disciplined scientists who are dedicated to high quality service, customer satisfaction and creating an outstanding value for our clients.
      Email: Info
      Email: Customer service
      Voice: 318-215-1456
      Fax: 318-335-1579
      Products List: View
      Methyl Nonyl Ketone
  • Penta International
    • Penta International Corporation
      Chemistry innovation
      At Penta, our products and services help businesses do business better.
      For over 30 years, Penta Manufacturing Company has played a growing role in worldwide chemistry innovations and applications. As an industry leader, Penta continues to pioneer chemistry-based solutions for practically every area of commerce. Our products and expertise have helped fuel technical advances in dozens of commercial applications including flavoring, coloring, fragrances and chemical processes.
      US Email: Technical Services
      US Email: Sales
      US Voice: (973) 740-2300
      US Fax: (973) 740-1839
      13-59600 METHYL NONYLKETONE, Kosher
      13-59800 METHYL NONYL KETONE, NATURAL, Kosher
  • PerfumersWorld
    • PerfumersWorld Ltd.
      feeeel... the smell!
      The one-stop resource for the creative perfumer.
      No minimum orders. Aroma chemicals, essential oils, isolates, pheremones, absolutes, resinoids, FleuressenceTM key bases, PWx FactorTM, solubilizers, kits, creation systems, workshops, training, distance learning, The PerfumersWorld Perfumer's Studio, The Perfumer’s Formulation Bulletin, perfumery software, bespoke creation, analysis, consultancy, project counselling, trouble-shooting, unperfumed product bases, bottles, smelling strips, scales, distillation, equipment and inspiration!
      Email: Enquiries
      Email: Sales
      Voice: +66(0)2-99-800-80
      Fax: +66(0)2-99-800-80
      PerfumersWorld Skype Skype
      Software: Perfumer's Workbook
      4LY00304 Methyl nonyl ketone
      Blends-well-with - Herbaceous-notes Oakmoss
  • Robertet
  • SAFC Global
    • SAFC
      Complete Supply Chain
      The perfect blend of products and services that bring your creativity to life.
      Sigma-Aldrich is a leading Life Science and High Technology company dedicated to providing high-quality, safe and certified flavor ingredients with transparent and easily accessible documentation to customers around the globe. Sigma-Aldrich also provides a suite of analytical tools that allow food analysts to simplify sample preparation, cleanup and analysis steps, while increasing sensitivity to trace ingredients and harmful substances to meet regulations and quality standards.
      Email: Information
      US Email: Sales
      US Voice: 800-244-1173
      US Fax: 800-368-4661
      W309303 2-Undecanone ≥98%, FCC, Halal, Kosher, FG, NI
      W309311 2-Undecanone
  • Taytonn
      Supplying Asia Pacific
      We fully understand the demands of the F&F industry and we endeavour to supply quality products, with ready availability and a personalised service.
      Since 2001 TAYTONN has been distributing key ingredients to the Fragrance and Flavor industry in Asia. We work closely with customers, principals and vendors. Together we forecast demand and match it with supply of aroma chemicals, essential oils and natural isolates & extracts. Sourced from around the world, our F&F ingredient inventory in Singapore is ready to ship to any location in Asia and beyond. Time and again, we help our principals introduce new discoveries to the F&F market - stimulating creativity and bringing value added proposition to our customers.
      Email: Info
      Email: Sales
      Voice: + 65 - 6861 8113
      Fax: + 65 - 6861 8115
      Ketone C-11
  • Treatt
    • Treatt PLC
      Full Range of Naturals
      World-leading, independent ingredients supplier to the flavour and fragrance industries.
      We are proud of our heritage in trading essential oils. Our founder Richard Court Treatt's charismatic and personable approach still embodies the spirit of Treatt today.
      Email: Enquiries
      US Email: Enquiries
      Voice: +44 (0) 1284 702500
      Fax: +44 (0) 1284 703809
      US Voice: +1 863 668 9500
      US Fax: +1 863 668 3388
Synonyms   Articles   Notes   Search
Fragrance Demo Formulas    Flavor Demo Formulas
undecan-2-one (Click)
CAS Number: 112-12-9
ECHA EC Number: 203-937-5
Beilstein Number: 1749573
MDL: MFCD00009583
FEMA Number: 3093
CoE Number: 150
XlogP3: 4.10 (est)
Molecular Weight: 170.29554000
Formula: C11 H22 O
BioActivity Summary: listing
NMR Predictor: Predict
Category: flavor and fragrance agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist: Search
Google Patents: Search
US Patents: Search
EU Patents: Search
IBM Patents: Obtain
Pubchem Patents: Search
PubMed: Search
NCBI: Search
Read: Under the conditions of intended use - New developments in the FEMA GRAS program and the safety assessment of flavor ingredients
Read: A GRAS assessment program for flavor ingredients
Read: Sensory testing for flavorings with modifying properties. Food Technology
Read: Criteria for the safety evaluation of flavoring substances
Read: A procedure for the safety evaluation of natural flavor complexes used as ingredients in food: essential oils
Read: FEMA Expert Panel: 30 Years of safety evaluation for the flavor industry
Read: Consumption ratio and food predominance of flavoring materials
JECFA Food Flavoring: 296  2-undecanone
Flavis Number: 07.016 (Old)
EU SANCO Food Flavourings: 07.016  undecan-2-one

FEMA Number: 3093  2-undecanone
FDA Regulation:
Subpart F--Flavoring Agents and Related Substances
Sec. 172.515 Synthetic flavoring substances and adjuvants.
Synonyms   Articles   Notes   Search   Top
Physical Properties:
Appearance: colorless to pale yellow clear liquid (est)
Assay: 98.00 to 100.00 % 
Food Chemicals Codex Listed: Yes
Specific Gravity: 0.82400 @  25.00 °C.
Melting Point: 11.00 to  14.00 °C. @ 760.00 mm Hg
Boiling Point: 231.00 to  232.00 °C. @ 760.00 mm Hg
Boiling Point: 140.00 to  141.00 °C. @ 50.00 mm Hg
Acid Value: 5.00 max. KOH/g
Vapor Pressure: 0.098000 mm/Hg @ 25.00 °C. (est)
Vapor Density: 5.9 ( Air = 1 )
Flash Point: 192.00 °F. TCC ( 88.89 °C. )
logP (o/w): 4.090
Shelf Life: 12.00 month(s) or longer if stored properly.
Storage: store in cool, dry place in tightly sealed containers, protected from heat and light.
Synonyms   Articles   Notes   Search   Top
Organoleptic Properties:
Odor Type: fruity
Odor Strength: medium
Odor Description:
at 100.00 %. 
waxy fruity creamy fatty orris floral
Luebke, William tgsc, (1983)
Odor sample from: Harrmann & Reimer Corporation
Odor Description:
Waxy, fruity, ketonic with fatty pineapple nuances
Mosciano, Gerard P&F 16, No. 3, 79, (1991)
Taste Description:
at 30.00 ppm.  
Waxy, fruity with creamy cheese like notes
Mosciano, Gerard P&F 16, No. 3, 79, (1991)
Substantivity: 128 Hour(s)
Synonyms   Articles   Notes   Search   Top
Cosmetic Information:
CosIng: cosmetic data
Cosmetic Uses: perfuming agents
Synonyms   Articles   Notes   Search   Top
Advanced Biotech
98% min.
Odor: Floral
Odor: Citrus, Fatty, Rue
Apple Flavor & Fragrance
2-Undecanone Natural
Augustus Oils
Methyl Nonyl Ketone
Axxence Aromatic
Bedoukian Research
≥98.0%, FCC, Kosher
Odor: A rose, citrus, orris-like character
Use: Used for rose, orris notes in fragrances.
Flavor: waxy
Used in dairy and coconut flavors.
Methyl Nonyl Ketone
CG Herbals
Methyl Nonyl Ketone
CTC Organics
Ernesto Ventós
Ernesto Ventós
Methylnonylketone (GC) ≥99%
For experimental / research use only.
min. 98%, Kosher, Halal
Flavor: Nice floral, fatty, fruity and cheese-like notes
2-UNDECANONE has a unique floral and fatty pineapple profile which works perfectly in fruit, cheese, butter, nut and mushroom flavors.
methyl nonyl ketone natural
H. Interdonati, Inc.
2-Undecanone Natural, Kosher
Indukern F&F
Kunshan Sainty
2-Undecanone, Natural
Lesaffre Yeast Corporation/ENNOLYS
Natural (EU,US), Kosher & Halal
Lesaffre Yeast Corporation/ENNOLYS
Natural (EU,US), Kosher & Halal
Lluch Essence
Lluch Essence
Odor: oily, waxy, fruity, floral (rose, orris), citrusy
Natural Advantage
Methyl Nonyl Ketone
Odowell Co.,ltd
Methyl Nonyl Ketone
Penta International
Penta International
Methyl nonyl ketone
Odor: chemical oily-waxy wine fruity-floral rosy citrus orris Fruity-rosy Orange-like
Use: Blends-well-with - Herbaceous-notes Oakmoss
Reincke & Fichtner
2-Undecanone natural
Reincke & Fichtner
Pure & Nat (EU)
Crops calendar
SAFC Global
≥98%, FCC, Halal, Kosher, FG, NI
Odor: iris; citrus
SAFC Global
Odor: iris; citrus
Shanghai Vigen Fine Chemical
SysKem Chemie
Methyl Nonyl Ketone
Ketone C-11
Odor: Floral, Fruity, Herbal/ Herbaceous, Oily
Vigon International
Methyl Nonyl Ketone Redistilled (Undecanone-2)
Synonyms   Articles   Notes   Search   Top
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
None - None found.
S 02 - Keep out of the reach of children.
S 24/25 - Avoid contact with skin and eyes.
S 36 - Wear suitable protective clothing.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Human Experience:
5% in petrolatum produced no irritation or sensitization in humans.
Oral/Parenteral Toxicity:
oral-mouse LD50  950 mg/kg
(Schafer & Bowles, 1985)

oral-mouse LD50  [sex: M] 5460 mg/kg
(Tanii et al., 1986)

oral-mouse LD50  3880 mg/kg
Acta Pharmaceutica Jugoslavica. Vol. 12, Pg. 79, 1962.

oral-rat LD50  5000 mg/kg
Farm Chemicals Handbook. Vol. -, Pg. C201, 1991.

Dermal Toxicity:
skin-rabbit LD50 > 5000 mg/kg
Food and Cosmetics Toxicology. Vol. 13, Pg. 869, 1975.

Inhalation Toxicity:
Not determined
Synonyms   Articles   Notes   Search   Top
Safety in Use Information:
Category: flavor and fragrance agents
Recommendation for 2-undecanone usage levels up to:
  5.0000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 330.00 (μg/capita/day)
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 3
Click here to view publication 3
 average usual ppmaverage maximum ppm
baked goods: -3.10000
beverages(nonalcoholic): -2.80000
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: -0.54000
fruit ices: -0.54000
gelatins / puddings: -5.00000
granulated sugar: --
gravies: --
hard candy: -2.60000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: --
sugar substitutes: --
sweet sauces: --
Synonyms   Articles   Notes   Search   Top
Safety References:
European Food Safety Athority(efsa): Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
European Food Safety Authority (EFSA) reference(s):
Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Flavouring Group Evaluation 7 (FGE.07): Saturated and unsaturated aliphatic secondary alcohols, ketones and esters of secondary alcohols and saturated linear or branched-chain carboxylic acids from chemical group 5
View page or View pdf
Flavouring Group Evaluation 7, Revision 1 (FGE.07Rev1): Saturated and unsaturated aliphatic secondary alcohols, ketones and esters of secondary alcohols and saturated linear or branched-chain carboxylic acids from chemical group 5 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Scientific opinion of the Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) on a request from the Commission
View page or View pdf
Flavouring Group Evaluation 7, Revision 2 (FGE.07Rev2) : Saturated and unsaturated aliphatic secondary alcohols, ketones and esters of secondary alcohols and saturated linear or branched-chain carboxylic acids from chemical group 5
View page or View pdf
Conclusion on the peer review of the pesticide risk assessment of the active substance methyl nonyl ketone
View page or View pdf
Safety and efficacy of saturated and unsaturated aliphatic secondary alcohols, ketones and esters with esters containing secondary alcohols belonging to chemical group 5 when used as flavourings for all animal species
View page or View pdf
EPI System: View
Chemicalize.org: Calculate predicted properties
NLM Hazardous Substances Data Bank: Search
Toxicology Citations: Search
Env. Mutagen Info. Center: Search
EPA Substance Registry Services (TSCA): 112-12-9
EPA ACToR: Toxicology Data
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 2
DTP/NCI: 4028
Chemidplus: 0000112129
RTECS: YQ2820000 for cas# 112-12-9
Synonyms   Articles   Notes   Search   Top
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 112-12-9
Pubchem (cid): 8163
Pubchem (sid): 134975693
Flavornet: 112-12-9
Pherobase Floral: View
Synonyms   Articles   Notes   Search   Top
Other Information:
(IUPAC): Atomic Weights of the Elements 2009
(IUPAC): Atomic Weights of the Elements 2009 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
FDA Everything Added to Food in the United States (EAFUS): View
HMDB (The Human Metabolome Database): HMDB33713
Export Tariff Code: 2914.19.0000
Haz-Map: View
Household Products: Search
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
Wikipedia: View
RSC Learn Chemistry: View
•formulation types registered: pressurized liquid: 1.9% methyl nonyl ketone +0.1% related compounds; 2.0% methyl nonyl ketone; granular: 1.9% methyl nonyl ketone +0.1% related compounds; 0.08% methyl nonyl ketone +0.42% cinnamaldehyde; 6.25% thiram, 6.25% methyl nonyl ketone and 5.50% castor oil (usp); liquid ready-to-use (pumpsprayer): 1.8-1.9% methyl nonyl ketone +0.1% related compounds; 2.0% methyl nonyl ketone; solid (crystalline): 1.8% methyl nonyl ketone +0.1% related compounds; liquid for reformulating use only: 63.33% methyl nonyl ketone and 3.34% related compounds. •major componentabout 90% in algerian rue oil
Synonyms   Articles   Notes   Search   Top
Potential Blenders and core components note
 acetyl isovalerylFL
 allyl heptanoateFL/FR
 allyl nonanoateFL/FR
 allyl octanoateFL/FR
alpha-amyl cinnamaldehydeFL/FR
isoamyl isobutyrateFL/FR
isoamyl salicylateFL/FR
 amyris wood oilFL/FR
para-anisyl alcoholFL/FR
siam benzoin resinoidFL/FR
 benzyl alcoholFL/FR
 benzyl cinnamateFL/FR
 benzyl salicylateFL/FR
 bois de rose oil brazilFL/FR
isobutyl cinnamateFL/FR
 cinnamyl alcoholFL/FR
 clove bud oilFL/FR
 coriander seed oilFL/FR
 costus valerolactoneFR
 cyclamen aldehydeFL/FR
 cyclohexyl ethyl alcoholFL/FR
 decyl acetateFL/FR
 decyl butyrateFL/FR
 dimethyl benzyl carbinolFL/FR
 dimethyl benzyl carbinyl butyrateFL/FR
 diphenyl oxideFL/FR
 ethyl (E)-2-decenoateFL/FR
 ethyl (E)-4-decenoateFL/FR
 ethyl cinnamateFL/FR
 ethyl decanoateFL/FR
 ethyl palmitateFL/FR
 ethyl undecylenateFL/FR
 ethyl vanillinFL/FR
 fir balsam absoluteFR
 floral pyranolFR
1-furfuryl pyrroleFL/FR
2-furyl pentyl ketoneFL
 galbanum oilFL/FR
 gardenia oxideFR
 geranium oil bourbonFL/FR
(E)-geranyl acetoneFL/FR
 geranyl hexanoateFL/FR
 guaiacwood oilFL/FR
 heliotropyl acetoneFL/FR
(Z)-3-hexen-1-yl 2-methyl-2-pentenoateFR
(E)-2-hexen-1-yl acetateFL/FR
(Z)-3-hexen-1-yl hexanoateFL/FR
(Z)-3-hexen-1-yl propionateFL/FR
 hexyl 2-methyl butyrateFL/FR
alpha-hexyl cinnamaldehydeFL/FR
 hexyl phenyl acetateFL/FR
 hyacinth etherFR
 jasmin absolute egypt (from concrete)FL/FR
 linalool oxideFL/FR
 methyl 2-undecynoateFL
 methyl (E,Z)-2,4-decadienoateFL/FR
 methyl anthranilateFL/FR
 methyl butyl phenyl acetateFL/FR
 methyl cinnamateFL/FR
 methyl citronellateFL/FR
 methyl dihydrojasmonateFL/FR
 methyl undecanoateFR
(E)-2-nonen-1-yl acetateFL/FR
 nutmeg oilFL/FR
 ocean propanalFL/FR
(E)-2-octen-1-yl acetateFL/FR
(E)-2-octen-1-yl butyrateFL/FR
 octyl 2-methyl butyrateFL/FR
bitter orangeflower absolute moroccoFL/FR
 orris pyridine 25% IPMFR
 patchouli ethanoneFR
 peony alcoholFR
 phenethyl alcoholFL/FR
 phenethyl phenyl acetateFL/FR
 phenethyl propionateFL/FR
 phenyl acetaldehydeFL/FR
 phenyl acetaldehyde dimethyl acetalFL/FR
3-phenyl propionaldehydeFL/FR
3-phenyl propyl alcoholFL/FR
 phytyl acetateFL/FR
 raspberry ketoneFL/FR
 rose butanoateFL/FR
 tonka bean absoluteFR
(E)-2-tridecen-1-yl acetateFL/FR
gamma-undecalactone (aldehyde C-14 (so-called))FL/FR
10-undecen-1-al (aldehyde C-11 undecylenic)FL/FR
 vanilla bean absolute (vanilla planifolia)FL/FR
 watermelon ketoneFR
 woody acetateFR
(Z)-woody amyleneFR
Synonyms   Articles   Notes   Search   Top
Potential Uses:
 ash mountain ash 
 ash mountain ash blossom 
 carnation dianthus oeilletFR
 cheese blueFL
 cheese cheddarFL
 cheese ghee cheese 
 cherry blackFR
 cherry blossomFR
 christmas blendsFR
 cloth clean cloths 
 clover trefle le'trefle incarnatFR
 crabapple blossomFR
 fantasy blends 
 fern fougereFR
 fir balsamFR
 flouve blossom 
 fungus mushroomFR
 mango flowerFR
 new car 
 orange bitterFL/FR
 orris irisFR
 petal waxy petal 
 plum blossom 
 rose d'orientFR
 rose redFR
 stock evening scentedFR
 sweet peaFR
 wet fields 
 wisteria wistaria glycineFR
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Natural Occurrence in: note
 allium species
GRIN Trop Picture
 cascarilla bark oil @ 0.31%
Data  GC  GRIN Trop Picture
 champaca concrete @ 0.01%
Data  GC  GRIN Trop Picture
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 croton flavens l. (welensali) leaf oil curacao @ 0.50%
Data  GC  GRIN Trop Picture
 cymbopogon citratus (dc.) stapf. oil cuba @ 0.50%
Data  GC  GRIN Trop Picture
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 ginger root oil china @ 0.21%
Data  GC  GRIN Trop Picture
 glycosmis pentaphylla (cor.) bark oil india @ 52.10%
Data  GC  GRIN Trop Picture
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 laurel leaf oil turkey @ 0.20%
Data  GC  GRIN Trop Picture
 lemongrass oil morocco @ 0.40%
Data  GC  GRIN Trop Picture
 lemongrass oil yunnan @ 0.15%
Data  GC  GRIN Trop Picture
 mastic fruit oil @ 2.16%
Data  GC  GRIN Trop Picture
 mastic leaf oil @ 4.75%
Data  GC  GRIN Trop Picture
 mastic oil @ 0.14%
Data  GC  GRIN Trop Picture
 rue flower oil colombia @ 68.05%
Data  GC  GRIN Trop Picture
 rue oil
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 rue oil china @ 36.82%
Data  GC  GRIN Trop Picture
 rue oil cuba @ 48.67%
Data  GC  GRIN Trop Picture
 rue plant
GRIN Trop Picture
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 sugandha kokila berry oil @ 3.60%
Data  GC  GRIN Trop Picture
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 ketone, methyl nonyl
 methyl N-nonyl ketone
 methyl nonyl ketone
 methyl nonyl ketone (2-undecanone)
 methyl nonyl ketone (2-undecanone), natural
 methyl nonyl ketone natural
 methyl nonyl ketone redistilled
 methyl nonylketone
 nonyl methyl ketone
N-nonyl methyl ketone
 rue ketone
2-undecanone (methyl nonyl ketone) natural
2-undecanone (natural)
2-undecanone natural
Synonyms   Articles   Notes   Search   Top
Perfumer & Flavorist: Organolpetic Characteristics of Flavor Materials
US Patents: 3,952,024 - Furfurylthioacetone
PubMed: Biting deterrence, repellency, and larvicidal activity of Ruta chalepensis (Sapindales: Rutaceae) essential oil and its major individual constituents against mosquitoes.
US Patents: 3,931,166 - Certain 2,5-dimethyl-3-thiopyrazines
PubMed: Wild tomato leaf extracts for spider mite and cowpea aphid control.
PubMed: Monodimensional (GC-FID and GC-MS) and Comprehensive Two-dimensional Gas Chromatography for the Assessment of Volatiles and Fatty Acids from Ruta chalepensis Aerial Parts.
PubMed: Characterization of novel single-variety oxygenated sesquiterpenoid hop oil fractions via headspace solid-phase microextraction and gas chromatography-mass spectrometry/olfactometry.
PubMed: Production of bioactive volatiles by different Burkholderia ambifaria strains.
PubMed: Bioactivity against Bursaphelenchus xylophilus: Nematotoxics from essential oils, essential oils fractions and decoction waters.
PubMed: Sensitive low-pressure dielectric barrier discharge ion source.
PubMed: 2-undecanone and 2-tridecanone in field-grown onion.
PubMed: Repellents and acaricides as personal protection measures in the prevention of tick-borne diseases.
PubMed: Efficacy of methyl nonyl ketone as an in-soil repellent for common voles (Microtus arvalis).
PubMed: The repelling effect of plant secondary metabolites on water voles, Arvicola amphibius.
PubMed: Characterization of novel varietal floral hop aromas by headspace solid phase microextraction and gas chromatography-mass spectrometry/olfactometry.
PubMed: Synthesis of methyl ketones by metabolically engineered Escherichia coli.
PubMed: Substrate mass transport in two-phase partitioning bioreactors employing liquid and solid non-aqueous phases.
PubMed: Altered behavioral responses of Sindbis virus-infected Aedes aegypti (Diptera: Culicidae) to DEET and non-DEET based insect repellents.
PubMed: Field evaluation of commercial repellents against the floodwater mosquito Psorophora columbiae (Diptera: Culicidae) in St. Johns County, Florida.
PubMed: [Study on network compatibility of metabolisms in vivo rat for volatile oil in houttuyniae herba and 2-undecanone].
PubMed: Engineering of bacterial methyl ketone synthesis for biofuels.
PubMed: Phytochemical investigation and antifeedant activity of Premna latifolia leaves.
PubMed: Evaluation of antileishmanial, cytotoxic and antioxidant activities of essential oils extracted from plants issued from the leishmaniasis-endemic region of Sned (Tunisia).
PubMed: Functional characterization of the octenol receptor neuron on the maxillary palps of the yellow fever mosquito, Aedes aegypti.
PubMed: Aliphatic ketones from Ruta chalepensis (Rutaceae) induce paralysis on root knot nematodes.
PubMed: 2-undecanone rich leaf essential oil from Zanthoxylum armatum.
PubMed: Novel field assays and the comparative repellency of BioUD(®) , DEET and permethrin against Amblyomma americanum.
PubMed: The effect of undecanones and their derivatives on tumor angiogenesis and VEGF content.
PubMed: First report of the repellency of 2-tridecanone against ticks.
PubMed: Odorant-binding proteins of the malaria mosquito Anopheles funestus sensu stricto.
PubMed: [Determination of methyl nonyl ketone in volatile oil from herbs of Houttuynia cordata by GC-MS].
PubMed: Two-phase reactors applied to the removal of substituted phenols: comparison between liquid-liquid and liquid-solid systems.
PubMed: Insect repellents: modulators of mosquito odorant receptor activity.
PubMed: Enzymatic functions of wild tomato methylketone synthases 1 and 2.
PubMed: [Comparison of volatile oils of cultivated Houttaynia cordata populations with wild].
PubMed: Olfactory response of Haematobia irritans (Diptera: Muscidae) to cattle-derived volatile compounds.
PubMed: Comparative efficacy of BioUD to other commercially available arthropod repellents against the ticks Amblyomma americanum and Dermacentor variabilis on cotton cloth.
PubMed: Multiple biochemical and morphological factors underlie the production of methylketones in tomato trichomes.
PubMed: (S)-2-acetoxy-5-undecanone, female sex pheromone of the raspberry cane midge, Resseliella theobaldi (Barnes).
PubMed: Efficacy of the new repellent BioUD against three species of ixodid ticks.
PubMed: Novel arthropod repellent, BioUD, is an efficacious alternative to deet.
PubMed: Biodegradation of 4-nitrophenol in a two-phase sequencing batch reactor: concept demonstration, kinetics and modelling.
PubMed: Repellency property of long chain aliphatic methyl ketones against Anopheles gambiae s.s.
PubMed: [Studies on expectorant compounds in volatile oil from root and rhizome of Aster tataricus].
PubMed: [Tissue distribution on methyl nonyl ketone of the volatile oil from Houttyunia cordata in mice].
PubMed: [Effects of fertilizer application on contents of 2-undecanone and soluble carbonhydrate in Houttuynia cordata with different fertilizers].
PubMed: Bioactivity and chemical composition of the leaf essential oils of Zanthoxylum rhoifolium and Zanthoxylum setulosum from Monteverde, Costa Rica.
PubMed: Kinetic analysis of volatile formation in milk subjected to pressure-assisted thermal treatments.
PubMed: Gas chromatographic/mass spectrometric analysis of the essential oil of Houttuynia cordata Thunb by using on-column methylation with tetramethylammonium acetate.
PubMed: Analysis of leaf volatiles of Zanthoxylum gillettii used in folk medicine of Cameroon.
PubMed: Studies on the alkaloid constituents of Evodia rutaecarpa (Juss) Benth var. bodinaieri (Dode) Huang and their acute toxicity in mice.
PubMed: Variation in chemical composition and antibacterial activities of essential oils from two species of Houttuynia THUNB.
PubMed: Biodegradation of phenol at low temperature using two-phase partitioning bioreactors.
PubMed: Natural products: repellency and toxicity of wild tomato leaf extracts to the two-spotted spider mite, Tetranychus urticae Koch.
PubMed: Quantitative determination of thermally derived off-flavor compounds in milk using solid-phase microextraction and gas chromatography.
PubMed: Natural products: seasonal variation in trichome counts and contents in Lycopersicum hirsutum f. glabratum.
PubMed: Main compounds responsible for off-odour of strawberries infected by Phytophthora cactorum.
PubMed: Test of the Binding Threshold Hypothesis for olfactory receptors: explanation of the differential binding of ketones to the mouse and human orthologs of olfactory receptor 912-93.
PubMed: Aroma extract dilution analysis of cv. Meeker (Rubus idaeus L.) red raspberries from Oregon and Washington.
PubMed: [Analysis on yield and quality of different Houttuynia cordata].
PubMed: Analysis of ketones by selected ion flow tube mass spectrometry.
PubMed: The use of Enterobacter cloacae ATCC 43560 in the development of a two-phase partitioning bioreactor for the destruction of hexahydro-1,3,5-trinitro-1,3,5-s-triazine (RDX).
PubMed: Production and quantification of methyl ketones in wild tomato accessions.
PubMed: High-resolution gas-chromatographic analysis of the secondary metabolites obtained by subcritical-fluid extraction from Colombian rue (Ruta graveolens L.).
PubMed: Inducible P450s of the CYP9 family from larval Manduca sexta midgut.
PubMed: Volatile compounds from Escherichia coli O157:H7 and their absorption by strawberry fruit.
PubMed: Production of flavour ketones in aqueous-organic two-phase systems by using free and microencapsulated fungal spores as biocatalysts.
PubMed: Electroantennogram and oviposition bioassay responses of Culex quinquefasciatus and Culex tarsalis (Diptera: Culicidae) to chemicals in odors from Bermuda grass infusions.
PubMed: Biodegradation of phenol at high initial concentrations in two-phase partitioning batch and fed-batch bioreactors.
PubMed: Characterization and optimization of a two-phase partitioning bioreactor for the biodegradation of phenol.
PubMed: Expression of cytochrome P450 genes of the CYP4 family in midgut and fat body of the tobacco hornworm, Manduca sexta.
PubMed: Glutathione S-transferases from larval Manduca sexta midgut: sequence of two cDNAs and enzyme induction.
PubMed: Influence of life history differences of two tachinid parasitoids ofHelicoverpa zea (Boddie) (Lepidoptera: Noctuidae) on their interactions with glandular trichome/methyl ketone-based insect resistance in tomato.
PubMed: Mortality and inhibition ofHelicoverpa zea Egg parasitism rates byTrichogramma in relation to trichome/methyl ketone-mediated insect resistance ofLycopersicon hirsutum f. glabratum, accession PI 134417.
PubMed: Behavioral response ofTrichogramma pretiosum riley andTelenomus sphingis (Ashmead) to trichome/methyl ketone mediated resistance in tomato.
PubMed: Toxicity of allelochemicals from wild insect-resistant tomatoLycopersicon hirsutum f.glabratum toCampoletis sonorensis, a parasitoid ofHeliothis zea.
PubMed: Inhibition ofCampoletis sonorensis parasitism ofHeliothis zea and of parasitoid development by 2-tridecanone-mediated insect resistance of wild tomato.
PubMed: Volatile methyl ketone seed-germination inhibitors fromAmaranthus palmeri S. Wats. Residues.
PubMed: Activity of volatile compounds in glandular trichomes ofLycopersicon species against two insect herbivores.
PubMed: Conversion of nitroheptane to dihydrojasmone.
PubMed: Volatiles of Pseudomonas aeruginosa and related species by automated headspace concentration--gas chromatography.
PubMed: Headspace analysis of volatile metabolites of Pseudomonas aeruginosa and related species by gas chromatography-mass spectrometry.
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Soluble in:
 water, 19.71 mg/L @ 25 °C (est)
Insoluble in:
 hair spray
 non-discoloring in most media
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