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10-undecenoic acid
undec-10-enoic acid

Supplier Sponsors

Name:undec-10-enoic acid
CAS Number: 112-38-9Picture of molecule3D/inchi
Other(deleted CASRN):949900-17-8
ECHA EINECS - REACH Pre-Reg:203-965-8
Nikkaji Web:J5.125J
Beilstein Number:1762631
CoE Number:689
XlogP3:3.90 (est)
Molecular Weight:184.27880000
Formula:C11 H20 O2
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome, Edge or firefox)
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
Pubchem Patents:Search
JECFA Food Flavoring:331 10-undecenoic acid
DG SANTE Food Flavourings:08.039 undec-10-enoic acid
FEMA Number:3247 10-undecenoic acid
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):112-38-9 ; 10-UNDECENOIC ACID
Physical Properties:
Appearance:colorless white solid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity:0.91000 to 0.91300 @ 25.00 °C.
Pounds per Gallon - (est).: 7.572 to 7.597
Refractive Index:1.44700 to 1.44800 @ 20.00 °C.
Melting Point: 25.00 to 27.00 °C. @ 760.00 mm Hg
Boiling Point: 137.00 °C. @ 2.00 mm Hg
Flash Point: 300.00 °F. TCC ( 148.89 °C. )
logP (o/w): 3.860
Soluble in:
 water, 73.7 mg/L @ 30 °C (exp)
Insoluble in:
Organoleptic Properties:
Odor Description:at 100.00 %. sweet woody
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
CosIng:cosmetic data2
CosIng:cosmetic data
Cosmetic Uses: cleansing agents
surfactant - emulsifying
Acme Synthetic Chemicals
Undecylenic Acid as per BP/EP/USP
Odor: characteristic
Use: Variable from oily fruity to sour fatty
Advanced Biotech
97% min.
Odor: Woody
Oleris® Undecylenic acid
Odor: characteristic
Use: Oleris® Undecylenic acid is a fatty acid with a terminal double bond used as a synthesis intermediate in the manufacture of aromatic chemicals, polymers or modified silicones. Used in the form of salts in cosmetics for its bacteriostatic properties.
BOC Sciences
For experimental / research use only.
10-Undecenoic Acid
Charkit Chemical
CJ Latta & Associates
Glentham Life Sciences
10-Undecenoic acid
Jiangyin Healthway
Undecylenic acid (10-undecenoic acid)
New functional food ingredients
Lluch Essence
Lluch Essence
Nagar Haveli Perfumes & Aromatics
Undecylenic Acid 98.0% (min)
Odor: Sweet woody
Nagar Haveli Perfumes & Aromatics
Undecylenic Acid 98.0% (min)
Odor: Sweet woody
Penta International
Penta International
Penta International
Penta International
10-Undecylenic acid, ≥96%, FG
Certified Food Grade Products
10-Undecylenic acid, natural, ≥97%, FG
10-Undecenoic Acid
For experimental / research use only.
10-Undecenoic Acid >98.0%(GC)(T)
Universal Preserv-A-Chem Inc.
Universal Preserv-A-Chem Inc.
Vigon International
Undecylenic Acid
Undecylenic Acid, =96%, FG
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 36/37/38 - Irritating to eyes, respiratory system, and skin.
R 43 - May cause sensitisation by skin contact.
S 02 - Keep out of the reach of children.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 37/39 - Wear suitable gloves and eye/face protection.
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.
Oral/Parenteral Toxicity:
gavage-mouse LD50 8150 mg/kg
(Newell et al., 1949)

oral-mouse LD50 2300-6600 mg/kg
(Tislow et al., 1950)

oral-rat LD50 2500 mg/kg
(Tislow et al., 1950)

intraperitoneal-mouse LD50 960 mg/kg
Journal of Investigative Dermatology. Vol. 13, Pg. 145, 1949.

oral-mouse LD50 8150 mg/kg
Journal of Investigative Dermatology. Vol. 13, Pg. 145, 1949.

oral-rat LD50 2500 mg/kg
"Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 4, Pg. 386, 1969.

Dermal Toxicity:
skin-guinea pig LD50 50 mg/kg
"Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4954, 1982.

Inhalation Toxicity:
Not determined
Safety in Use Information:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for 10-undecenoic acid usage levels up to:
  0.2000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 26.00 (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: 4
Click here to view publication 4
 average usual ppmaverage maximum ppm
baked goods: -0.50000
beverages(nonalcoholic): -0.50000
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: -0.50000
fruit ices: -0.50000
gelatins / puddings: --
granulated sugar: --
gravies: --
hard candy: -0.50000
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: --
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 6 (FGE.06): Straight-and branched-chain aliphatic unsatured primary alcohols, aldehydes, carboxylic acids, and esters from chemical groups 1 and 4
View page or View pdf

Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) on a request from the Commission related to Flavouring Group Evaluation 5: Esters of 23 branched- and straight-chain aliphatic saturated primary alcohols and of one secondary alcohol, and 24 branched- and straight-chain unsaturated carboxylic acids from chemical groups 1, 2, and 5
View page or View pdf

Flavouring Group Evaluation 6, Revision 1 (FGE.06Rev1) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
View page or View pdf

Flavouring Group Evaluation 5, Revision 1 (FGE.05Rev1):Esters of branched- and straight-chain aliphatic saturated primary alcohols and of one secondary alcohol, and branched- and straight-chain unsaturated carboxylic acids from chemical groups 1, 2, and 5 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) [1] - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
View page or View pdf

Flavouring Group Evaluation 5, Revision 2 (FGE.05Rev2): Branched- and straight-chain unsaturated carboxylic acids and esters of these with aliphatic saturated alcohols from chemical groups 1, 2, 3 and 5
View page or View pdf

EPI System: View
Daily Med:search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):112-38-9
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :5634
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:1
undec-10-enoic acid
RTECS:YQ2975000 for cas# 112-38-9
 undec-10-enoic acid
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:112-38-9
Pubchem (cid):5634
Pubchem (sid):134973166
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS):View
KEGG (GenomeNet):C13910
HMDB (The Human Metabolome Database):HMDB33724
Export Tariff Code:2916.19.3000
VCF-Online:VCF Volatile Compounds in Food
Potential Blenders and core components note
None Found
Potential Uses:
Occurrence (nature, food, other):note
 castor oil
Search Trop Picture
 elder black elder seed
Search Trop Picture
10-hendecenoic acid
omega-hendecenoic acid
 undec-10-enoic acid
 undecenoic acid
omega-undecenoic acid
 undecyl-10-enic acid
 undecylenic acid
10-undecylenic acid
 undecylenic acid natural
 undecylenic acid U.S.P. grade


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PubMed:Oxidation of 10-undecenoic acid by cytochrome P450(BM-3) and its Compound I transient.
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PubMed:UV photodissociation spectroscopy of oxidized undecylenic acid films.
PubMed:EDC-mediated DNA attachment to nanocrystalline CVD diamond films.
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PubMed:Expedient Synthesis of (R)-Patulolide A.
Flavouring ingredient
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