nutty pyrazine
5-methyl-6,7-dihydro-5H-cyclopentapyrazine
 
Notes:
Flavouring ingredient. Present in coffee aroma, asparagus, wheat bread, rye bread, cocoa, green tea, roasted barley, roasted filbert, roasted peanut, fried chicken, wild rice, roast almond, baked potato, earth-almond (Cyperus esculentus) and other foodstuffs
  • Advanced Biotech
  • Beijing Lys Chemicals
    • Beijing Lys Chemicals Co, LTD.
      From Grams to Tons
      Fine chemical high-tech company which contains R&D, production, and sales.
      BEIJING LYS CHEMICALS CO, LTD, established in 2004, is a fine chemical high-tech company which contains R&D, production, and sales. We mainly engaged in export and technology development of flavor and fragrance materials and pharmaceutical intermediates. We have nearly 500 kinds of products, from grams to tons, exported to USA, Europe, South Asia and etc. And we custom manufacture new products according to customers’ needs, and serve good quality products and service. Our goal is to become a fine chemical enterprise which could provide special products and services.
      Email: Mr. Jia
      Email: Mr. Guo
      Voice: 86-10-68418738
      Fax: 86-10-68418739
      Mr. Guo86-10-68483445
      Mr. Guo86-10-68418739
      News
      Product(s):
      10219 6,7-Dihydro-5-methyl-5h-cyclopenta-1,4-diazine
       
  • Charkit Chemical
    • Charkit Chemical Corporation
      The Specialty Chemical Specialists
      Explore this website to discover the products and services that Charkit provides for your industry and please contact us directly to find out how we can be of service to you.
      Since 1982, Charkit has been committed to expanding the markets we serve as our roster of products and services continues to grow with us. Our substantial portfolio of personal care ingredients now include a wide array of luxury and exotic components to compliment the key products we have always offered. We have expanded our offerings to the nutraceutical, industrial, and resin markets with a growing roster of versatile and unique ingredients. We continue to lead the way in our traditional markets such as Metal and Water Treatment, Imaging, Flavor & Fragrance, Aroma and Food. Our Pharmaceutical offerings continue to expand, still anchored by the Boronic Derivatives that meet the demands of Suzuki coupling reactions. Please contact us to learn how we can help you reach your goals.
      Email: Sales
      Voice: 203-299-3220
      Fax: 203-299-1355
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      Latest News
      Events
      Products List: View
      Product(s):
      METHYL DIHYDROCYCLOPENTA PYRAZINE FEMA 3306
       
  • Endeavour Specialty Chemicals
    • Endeavour Specialty Chemicals Ltd
      Expertise in Small to Medium Scale Chemical Manufacturing
      Endeavour Speciality Chemicals offers high-impact aroma chemicals, all produced at the highest standards of quality.
      Endeavour Speciality Chemical has 25 years' experience of manufacturing high-impact aroma chemicals. With our core expertise in sulfur and heterocyclic chemistries, Endeavour's products have applications in a range of industry sectors including flavours and fragrances, pharmaceutical research and material sciences. Endeavour also offer custom synthesis and contract manufacturing services at their UK manufacturing site.
      Email: Info
      Email: Sales
      Voice: +44 (0)1327 310 079
      Fax: +44 (0)1327 310 701
      Linkedin
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      Speciality Chemical Product Groups
      Product(s):
      PZ0090 5-Methyl-6,7-dihydrocyclopentapyrazine 98% F&F
       
  • Frutarom
  • Jiangyin Healthway
    • Jiangyin Healthway International Trade Co.
      Independent Ingredients Supplier
      We provide custom synthesis and contract manufacturing from milligrams to metric tonnes.
      Jiangyin Healthway International Trade Co., Ltd is a professional company, main engaged in manufacturing and exporting aroma chemicals ,food additives , cosmetic ingredient ,pharmaceutical intermediates & other fine chemicals; especially on aroma chemicals , as the major manufacturer of heterocyclic and sulphur aroma compounds , we are the leading independent ingredients supplier to the flavour and fragrance industries in China, can offer hundreds of different high quality aroma chemicals.
      Email: Info
      Email: Sales
      Voice: 86-510-86023169
      Fax: 86-510-86023170
      Mobile0086-13093133011
      Services
      Biochemical
      Natural Food Colour
      New functional food ingredients
      Product(s):
      HL0136 5H-5-methyl-6,7-dihydrocyclopentapyrazine
       
  • M&U International
    • M&U International LLC
      Steady supply & demand
      Meeting customers increasing demands at home as well as abroad.
      M&U dedicates itself to the development and production of new products as well as continuously promoting those new products. We’ve maintained a steady supply&demand relationship with a large number of manufacturers at home and abroad. We’ve developed an extensive network and because of our relationships with these manufacturers, we’re able to provide a stable supply of great quality materials. We’re located in China’s largest communications hub, Shanghai and in the U.S. near one of the largest sea ports on the East Coast. The strategic locations of our facilities ensure convenient, prompt and secure delivery of our products to our customers. We warmly welcome your inquiries, come witness our solemn commitment for yourself.
      Email: Sales
      US Email: Sales
      Voice: +86-21-32515501 60762991 60762992
      Fax: +86-21-32515502 64204960
      US Voice: 908-359-9000
      US Fax: 908-359-9002
      News
      Product(s):
      H0059 5H-5-METHYL-6,7-DIHYDROCYCLOPENTAPYRAZINE, Kosher
       
  • Pell Wall Perfumes
    • Pell Wall Perfumes
      Hand-made fragrances
      Pell Wall maintains a broad palette of ingredients & in order to keep stocks fresh & the options wide we also sell from our own stock.
      Pell Wall was founded by perfumer Chris Bartlett to provide exclusive hand-made fragrances to a select few people who love them. All our products are created using fine quality ingredients, many of which we also offer for sale to other perfumers and enthusiasts. Pell Wall make fragrances for men, for women and for the home. If you’re looking for something even more exclusive our bespoke fragrance design service could be what you’re looking for: we design custom fragrances for individuals, other perfume brands, hotels, corporations and organisations.
      Email: Info
      Email: Sales
      Voice: +44 1630 652546
      Mobile+44 7792 580511
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      Product(s):
      Nutty Pyrazine
      As with all pyrazines this is used in tiny traces – Nutty Pyrazine at 0.1% in IPM has a powerful, sweet, nutty, roasted, toasted, earthy, grainy, coffee and popcorn odour with savoury nuances. Even at this dilution this is a very powerful and diffusive material, that is present in the natural aroma of coffee as well as a range of nuts. Often used in the flavouring industry to enhance the scent of popcorn. In fragrances most common as part of a chocolate or other gourmand aroma but can also be used as part of a nutty or smoky accord.
       
       
  • 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
      Product(s):
      13-40000 5H-5-METHYL-6,7-DIHYDROCYCLOPENTA-(b)-PYRAZINE, Kosher
       
  • Treatt
  • Riverside Aromatics
    • Riverside Aromatics Ltd.
      Speciality Aroma Chemicals, Naturals and Synthetics
      A specialist supplier of raw materials to the flavour industry.
      Peter Cannon & David Rowe established Riverside Aromatics in 2006 in Poole, UK, to offer a new type of specialist raw material supplier to the Flavour & Fragrance Industry. We bring together over 40 years of commercial & technical experience in the F&F industry which allows us to understand the needs of the Global F&F business and especially that of the West European Market.
      Email: Info
      Email: Peter Cannon (sales)
      Voice: +44 (0) 1202 679532
      Fax: +44 (0) 1202 679532
      Products List: View
      Product(s):
      MP0100 MAPLE LACTONE PYRAZINE [METHYLDIHYDROCYCLOPENTAPYRAZINE]
       
  • Robinson Brothers
  • Sigma-Aldrich
    • Sigma-Aldrich
      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
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      Certified Food Grade Products
      Product(s):
      W330604 5H-5-Methyl-6,7-dihydrocyclopenta[b]pyrazine, ≥97%, FG
      SDS
       
  • Sunaux International
    • Sunaux International
      Buy With Confidence
      We have industry leading processes and procedures to ensure nothing but the most reliable product.
      Sunaux International was founded in 2012 by the owner Mr.John Felton after spending 18 years involved in developing global business in the aromatic chemicals, fragrance and flavour compounds business.
      Email: John Felton
      Email: Stephen Zhou (Sales)
      Voice: 0512-57995626
      Fax: 0512-57570299
      Sales0512-57995626
      Sales0512-57570299
      News
      Product(s):
      H0059 5H-5-Methyl-6,7-dihydrocyclopentapyrazine
       
  • Synerzine
    • Synerzine, Inc.
      Innovation. Customization. Aroma Ingredients.
      Synerzine is a leading supplier of flavor and fragrance ingredients.
      Synerzine expresses what we have grown to embody as an organization - the synergy and connection between raw ingredients, science, technology, and the final product. Our experienced team is passionate about bringing our customers high-quality innovative ingredients that they can trust.
      Building upon our 44 year history, the Synerzine team provides customers around the globe with convenient access to over 1200 high-quality aroma ingredients. We actively engage with customers to add a wide array of new products and services on a regular basis. Our aim is to delight every customer with our exceptional services, large product selection, customization and the highest quality and safety standards. We provide our customers with true value designed to help them bring their products to market faster.
      US Email: Customer Service
      US Email: Sales
      US Voice: (404) 524-6744
      US Fax: (404) 577-1651
      Inquiry
      Products List: View
      Product(s):
      Q823CP 5H-5-Methyl-6,7-Dihydrocyclopentapyrazine
       
  • Taytonn
    • TAYTONN PTE LTD
      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
      Product(s):
      Methyl Dihydrocyclopentapyrazine
       
  • TCI AMERICA
    • TCI AMERICA
      Moving Your Chemistry Forward
      We continuously strive to advance our technology.
      Tokyo Chemical Industry Co., Ltd. (TCI) is a leading worldwide manufacturer of specialty organic chemicals founded in 1946. TCI provides organic laboratory chemicals as well as pharmaceutical, cosmetic and functional materials. More than 60 years of synthesis experience and multi-purpose plants enable TCI to offer more than 27,000 products as well as custom synthesis. TCI established overseas facilities in North America, Europe, China and India to serve customers worldwide.
      Email: Sales
      US Email: Sales
      Email: Global Business
      Voice: +81-3-5640-8878
      Fax: +81-3-5640-8902
      US Voice: 800-423-8616
      US Fax: 888-520-1075
      Tokyo Tel:03-5640-8851
      Tokyo Fax:03-5640-8865
      Facebook
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      RSS
      Product(s):
      M1086 5H-5-Methyl-6,7-dihydrocyclopentapyrazine >97.0%(GC)(T)
       
  • Vigon International
Synonyms   Articles   Notes   Search
Fragrance Demo Formulas
7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine (Click)
CAS Number: 23747-48-0Picture of molecule
Other: 149310-63-4
ECHA EINECS - REACH Pre-Reg: 245-864-1
FDA UNII: L5IDR3PHAV
Nikkaji Web: J242.667F
MDL: MFCD00040997
CoE Number: 2314
XlogP3-AA: 0.80 (est)
Molecular Weight: 134.18170000
Formula: C8 H10 N2
NMR Predictor: Predict (works with chrome or firefox)
(7R)-7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine (Click)
CAS Number: 23747-48-0  (R)Picture of molecule
XlogP3-AA: 0.80 (est)
Molecular Weight: 134.18170000
Formula: C8 H10 N2
NMR Predictor: Predict (works with chrome or firefox)
(7S)-7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine (Click)
CAS Number: 23747-48-0  (S)Picture of molecule
XlogP3-AA: 0.80 (est)
Molecular Weight: 134.18170000
Formula: C8 H10 N2
NMR Predictor: Predict (works with chrome or firefox)
EFSA/JECFA Comments: Racemate (EFFA, 2010a)
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: 781  5-methyl-6,7-dihydro-5H-cyclopentapyrazine
Flavis Number: 14.037 (Old)
DG SANTE Food Flavourings: 14.037  5-methyl-6,7-dihydro-5H-cyclopentapyrazine
FEMA Number: 3306  5-methyl-6,7-dihydro-5H-cyclopentapyrazine
FDA Mainterm: 5H-5-METHYL-6,7-DIHYDROCYCLOPENTA(B)PYRAZINE
Synonyms   Articles   Notes   Search   Top
Physical Properties:
Appearance: pale yellow to yellowish orange clear liquid (est)
Assay: 97.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 1.05500 @  25.00 °C.
Melting Point: 121.00 to  123.00 °C. @ 1.00 mm Hg
Boiling Point: 96.00 to  99.00 °C. @ 20.00 mm Hg
Boiling Point: 200.00 to  201.00 °C. @ 760.00 mm Hg
Vapor Pressure: 0.291000 mm/Hg @ 25.00 °C. (est)
Vapor Density: 4.6 ( Air = 1 )
Flash Point: 174.00 °F. TCC ( 78.89 °C. )
logP (o/w): 1.113 (est)
Soluble in:
 alcohol
 water, slightly
 water, 2416 mg/L @ 25 °C (est)
Insoluble in:
 water
Stability:
 stable in most media
Synonyms   Articles   Notes   Search   Top
Organoleptic Properties:
 
Odor Type: earthy
 
Odor Strength: high ,
recommend smelling in a 0.10 % solution or less
 
 earthy  potato baked potato  peanut roasted peanut  
Odor Description:
at 0.10 % in dipropylene glycol. 
earthy baked potato peanut roasted
 
 sweet  nutty  roasted  toasted  grain  coffee  corn  savory  meaty  
Odor Description:
at 1.00 %.  
Sweet, nutty, roasted, toasted, grainy, coffee and corn with savory, meaty nuances
Mosciano, Gerard P&F 23, No. 2, 43, (1998)
 
 
Flavor Type: nutty
 
 musty  nutty  roasted  grain  coffee  
Taste Description:
at 15.00 ppm.  
Musty, nutty, roasted and grainy with coffee notes
Mosciano, Gerard P&F 23, No. 2, 43, (1998)
 
Odor and/or flavor descriptions from others (if found).
 
Frutarom
METHYL DIHYDROCYCLOPENTAPYRAZINE ≥98.00%, NI, Kosher
Odor Description: Nutty, Sweet
Suggested Uses: Chocolate, Cocoa, Coffee, Nut
Taste Description: nut skin brown roasted oily cocoa coffee
 
Treatt
5-Methyl-6,7-dihydrocyclopentapyrazine Halal, Kosher
Odor Description: earthy, baked potato, roasted, peanut
Taste Description: earthy
Used in confectionery at 1ppm, meat products at 0.5ppm, desserts and chewing gum at 0.2ppm, and beverages at 0.05ppm.
 
Pell Wall Perfumes
Nutty Pyrazine
Odor Description: Sweet, nutty, roasted, earthy, coffee, popcorn
As with all pyrazines this is used in tiny traces Nutty Pyrazine at 0.1% in IPM has a powerful, sweet, nutty, roasted, toasted, earthy, grainy, coffee and popcorn odour with savoury nuances. Even at this dilution this is a very powerful and diffusive material, that is present in the natural aroma of coffee as well as a range of nuts. Often used in the flavouring industry to enhance the scent of popcorn. In fragrances most common as part of a chocolate or other gourmand aroma but can also be used as part of a nutty or smoky accord.
 
 
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Cosmetic Information:
None found
Synonyms   Articles   Notes   Search   Top
Suppliers:
Advanced Biotech
5H-5-METHYL-6,7 DIHYDROCYCLOPENTA (B) PYRAZINE
Anhui Haibei
5-Methyl-6,7-dihydro-cyclopenta pyrazine
Odor: Earthy baked potato peanut roasted
Beijing Lys Chemicals
6,7-Dihydro-5-methyl-5h-cyclopenta-1,4-diazine
BOC Sciences
For experimental / research use only.
5-Methyl-6,7-dihydro-5H-cyclopenta(b)pyrazine
Charkit Chemical
METHYL DIHYDROCYCLOPENTA PYRAZINE FEMA 3306
Endeavour Specialty Chemicals
5-Methyl-6,7-dihydrocyclopentapyrazine 98% F&F
Speciality Chemical Product Groups
Frutarom
5H-5-METHYL-6,7-DIHYDROCYCLOPENTA(BETA)PYRAZINE
Frutarom
METHYL DIHYDROCYCLOPENTAPYRAZINE
≥98.00%, NI, Kosher
Odor: Nutty, Sweet
Use: Suggested Uses: Chocolate, Cocoa, Coffee, Nut
Jiangyin Healthway
5H-5-methyl-6,7-dihydrocyclopentapyrazine
New functional food ingredients
Jinan Enlighten Chemical Technology(Wutong Aroma )
5-Methyl-6,7-dihydro-5H-cyclopenta(b)pyrazine, Kosherk
M&U International
5H-5-METHYL-6,7-DIHYDROCYCLOPENTAPYRAZINE, Kosher
Pearlchem Corporation
5H-5-Methyl-6,7-dihydrocyclopenta Pyrazine
Pell Wall Perfumes
Nutty Pyrazine
Odor: Sweet, nutty, roasted, earthy, coffee, popcorn
Use: As with all pyrazines this is used in tiny traces Nutty Pyrazine at 0.1% in IPM has a powerful, sweet, nutty, roasted, toasted, earthy, grainy, coffee and popcorn odour with savoury nuances. Even at this dilution this is a very powerful and diffusive material, that is present in the natural aroma of coffee as well as a range of nuts. Often used in the flavouring industry to enhance the scent of popcorn. In fragrances most common as part of a chocolate or other gourmand aroma but can also be used as part of a nutty or smoky accord.
Penta International
5H-5-METHYL-6,7-DIHYDROCYCLOPENTA-(b)-PYRAZINE, Kosher
Riverside Aromatics
MAPLE LACTONE PYRAZINE [METHYLDIHYDROCYCLOPENTAPYRAZINE]
Robinson Brothers
5-Methyl-6,7-dihydrocyclopentapyrazine F&F
https://www.robinsonbrothers.uk/chemistry-competences
Shijiazhuang Donglian Nankai Aroma Chemicals
6,7-Dihydro-5-methyl-5(H)-cyclopentapyrazine
Odor: Fried peanuts
Sigma-Aldrich
5H-5-Methyl-6,7-dihydrocyclopenta[b]pyrazine, ≥97%, FG
Odor: earthy; peanut
Certified Food Grade Products
Sunaux International
5H-5-Methyl-6,7-dihydrocyclopentapyrazine
Synerzine
5H-5-Methyl-6,7-Dihydrocyclopentapyrazine
Taytonn
Methyl Dihydrocyclopentapyrazine
Odor: Nutty, Sweet
TCI AMERICA
For experimental / research use only.
5H-5-Methyl-6,7-dihydrocyclopentapyrazine >97.0%(GC)(T)
Tengzhou Jitian Aroma Chemiclal
5H-5-Methyl -6.7-dihydro cyclopenta pyrazine
Tengzhou Xiang Yuan Aroma Chemicals
5H-5-Methyl-6,7-Dihydrocyclopenta Pyrazine
Treatt
5-Methyl-6,7-dihydrocyclopentapyrazine (1% in DPG)
Halal, Kosher
Treatt
5-Methyl-6,7-dihydrocyclopentapyrazine (1% in TEC)
Halal, Kosher
Treatt
5-Methyl-6,7-dihydrocyclopentapyrazine
Halal, Kosher
Odor: earthy, baked potato, roasted, peanut
Flavor: earthy
Used in confectionery at 1ppm, meat products at 0.5ppm, desserts and chewing gum at 0.2ppm, and beverages at 0.05ppm.
Vigon International
Methyl-5 6,7-dihydro 5H-cyclopenta (beta) Pyrazine
Synonyms   Articles   Notes   Search   Top
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 36/37/38 - Irritating to eyes, respiratory system, and skin.
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
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Synonyms   Articles   Notes   Search   Top
Safety in Use Information:
Category: flavor and fragrance agents
Recommendation for nutty pyrazine usage levels up to:
  0.0500 % in the fragrance concentrate.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 3.90 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 4.00 (μg/capita/day)
Structure Class: II
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: 5
Click here to view publication 5
 average usual ppmaverage maximum ppm
baked goods: --
beverages(nonalcoholic): -0.04500
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: -0.15000
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: -0.25000
fruit ices: -0.25000
gelatins / puddings: --
granulated sugar: --
gravies: --
hard candy: -1.00000
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:
Flavor & Extract Manufacturers Association (FEMA) reference(s):
The FEMA GRAS assessment of pyrazine derivatives used as flavor ingredients.View pdf
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) on a request from the Commission related to Flavouring Group Evaluation 17 (FGE.17): Pyrazine derivatives from chemical group 24 (Commission Regulation (EC) No 1565/2000 of 18 July 2000)
View page or View pdf
Flavouring Group Evaluation 50 (FGE.50): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17 (2005) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - 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 17, Revision 1 (FGE.17Rev1): Pyrazine derivatives from chemical group 24 - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) [1]
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 17, Revision 2 (FGE.17Rev2): Pyrazine derivatives from chemical group 24
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 50, Revision 1 (FGE.50Rev1): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17Rev2 (2010)
View page or View pdf
Safety and efficacy of pyrazine derivatives including saturated ones belonging to chemical group 24 when used as flavourings for all animal species
View page or View pdf
EPI System: View
EPA Substance Registry Services (TSCA): 23747-48-0
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 32065
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 3
 7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
Chemidplus: 0023747480
 (7R)-7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
 (7S)-7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
Synonyms   Articles   Notes   Search   Top
References:
 7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 23747-48-0
Pubchem (cid): 32065
Pubchem (sid): 134993808
Flavornet: 23747-48-0
 (7R)-7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 23747-48-0
Pubchem (cid): 6931360
Pubchem (sid): 43541120
 (7S)-7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 23747-48-0
Pubchem (cid): 6931359
Pubchem (sid): 43541119
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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
CHEMBL: View
HMDB (The Human Metabolome Database): HMDB37149
FooDB: FDB016144
Export Tariff Code: 2933.99.8090
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
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Potential Blenders and core components note
 
For Odor
No odor group found for these
1-propanoyl pyrrole 
 sulfuryl octanoateFL/FR
 sulfuryl butyrateFL/FR
 sulfuryl decanoateFL/FR
 sulfuryl hexanoateFL/FR
 sulfuryl isobutyrateFL/FR
 sulfuryl propionateFL/FR
alcoholic
 propyl alcoholFL/FR
anisic
para-anisaldehydeFL/FR
balsamic
2-acetyl furanFL/FR
isobutyl cinnamateFL/FR
 ethyl cinnamateFL/FR
 methyl cinnamateFL/FR
3-phenyl propyl alcoholFL/FR
bready
 coffee furanoneFL/FR
 cycloteneFL/FR
 immortelle absoluteFL/FR
 maltolFL/FR
 strawberry furanoneFL/FR
chocolate
isoamyl phenyl acetateFL/FR
 chocolate pyrazine AFL/FR
 cocoa hexenalFL/FR
2,5-dimethyl pyrazineFL/FR
2-methoxy-3-methyl pyrazineFL/FR
coconut
gamma-nonalactone (aldehyde C-18 (so-called))FL/FR
gamma-octalactoneFL/FR
coffee
 coffea arabica seed extractFL/FR
 popcorn pyrimidineFL/FR
earthy
2-ethyl-3-methoxypyrazineFL/FR
floral
 ethyl phenyl acetateFL/FR
2-heptyl furanFL/FR
hay
 beeswax absoluteFL/FR
honey
 phenyl acetic acidFL/FR
medicinal
 quinolineCS
musty
2-acetyl pyrroleFL/FR
3-acetyl-2,5-dimethyl furanFL/FR
 menthofuranFL/FR
nutty
3-acetyl pyridineFL/FR
2-acetyl-3-ethyl pyrazineFL/FR
2-acetyl-3-methyl pyrazineFL/FR
2-acetyl-3,5-dimethyl pyrazineFL/FR
3,6-cocoa pyrazineFL/FR
3,5-cocoa pyrazineFL/FR
2,3-dimethyl pyrazineFL/FR
2-ethyl pyrazineFL/FR
 filbert heptenoneFL/FR
 filbert pyrazineFL/FR
(E)-filbertoneFL/FR
2,6-lutidineFL/FR
 methoxymethyl pyrazineFL/FR
2-methyl pyrazineFL/FR
5-methyl quinoxalineFL/FR
2-methyl thio-3,5 or 6-methyl pyrazineFL/FR
 nutty cyclohexenoneFL/FR
 nutty quinoxalineFL/FR
 peanut fragranceFR
 sesame absolute CO2 extractFL/FR
2,3,5,6-tetramethyl pyrazineFL/FR
2,3,5-trimethyl pyrazineFL/FR
 vinyl sulfurolFL/FR
popcorn
2-acetyl pyrazineFL/FR
2-acetyl thiazoleFL/FR
powdery
para-anisyl alcoholFL/FR
 trigonella foenum-graecum seed oil CO2 extractFL/FR
spicy
 cassia bark oil chinaFL/FR
 clove bud oilFL/FR
alpha-methyl cinnamaldehydeFL/FR
sulfurous
 furfuryl thioacetateFL/FR
tonka
 tonka bean absoluteFR
vanilla
 ethyl vanillinFL/FR
 vanilla bean absolute (vanilla planifolia)FL/FR
 vanillyl acetateFL/FR
vegetable
 methionalFL/FR
waxy
 butyl laurateFL/FR
woody
 cedrenyl acetateFR
4-hydroxybenzaldehydeFL/FR
2-methoxy-4-vinyl phenolFL/FR
 
For Flavor
 
No flavor group found for these
2-acetyl-2-pyrrolineFL
2(4)-isobutyl-4(2),6-dimethyl dihydro-4H-1,3,5-dithiazineFL
 chocolate pyrazine AFL/FR
6,7-dihydro-2,3-dimethyl-5H-cyclopentapyrazineFL
 dimethyl dihydrocyclopentapyrazineFL
2,5-dimethyl thiazoleFL
2-ethyl-3-methoxypyrazineFL/FR
(E)-filbertoneFL/FR
 green pea pyrazineFL
2-methoxy-3-propyl pyrazineFL
2-methoxy-6-methyl pyrazineFL
 methyl 2-(methyl thio) acetateFL
 methyl octyl sulfideFL
4-(methyl thio) butanolFL
 peanut dithiazineFL
 pyrazines mixtureFL
 sulfuryl butyrateFL/FR
 sulfuryl decanoateFL/FR
 sulfuryl hexanoateFL/FR
 sulfuryl isobutyrateFL/FR
 sulfuryl formateFL
 sulfuryl octanoateFL/FR
 sulfuryl propionateFL/FR
alcoholic
 propyl alcoholFL/FR
alliaceous
3-mercapto-2-pentanoneFL
2-methyl thioacetaldehydeFL
astringent
1-propanoyl pyrrole 
balsamic
isobutyl cinnamateFL/FR
 ethyl cinnamateFL/FR
brown
 beeswax absoluteFL/FR
burnt
2-methyl quinoxalineFL
buttery
 diacetylFL
caramellic
 caramel furanoneFL
 cycloteneFL/FR
 maltolFL/FR
 strawberry furanoneFL/FR
cocoa
 chocolate enhancersFL
 cocoa hexenalFL/FR
coconut
gamma-nonalactone (aldehyde C-18 (so-called))FL/FR
coffee
 coffea arabica seed extractFL/FR
corn chip
2-acetyl thiazoleFL/FR
2-acetyl-2-thiazolineFL
 popcorn pyrimidineFL/FR
creamy
para-anisaldehydeFL/FR
4-hydroxybenzaldehydeFL/FR
earthy
(±)-2-mercapto-5-methylheptan-4-oneFL
fatty
2-heptyl furanFL/FR
fishy
4,5-dimethyl thiazoleFL
floral
isoamyl phenyl acetateFL/FR
 phenyl acetic acidFL/FR
fruity
para-anisyl alcoholFL/FR
green
 dihydroxyacetophenone (mixed isomers)FL
 immortelle absoluteFL/FR
 propylene glycol acetone ketalFL
honey
 ethyl phenyl acetateFL/FR
lactonic
gamma-octalactoneFL/FR
meaty
 propyl 2-mercaptopropionateFL
milky
dextro,laevo-3-(methyl thio) butanoneFL
musty
2,5-dimethyl pyrazineFL/FR
2-ethoxythiazoleFL
 menthofuranFL/FR
2,3,5-trimethyl pyrazineFL/FR
nutty
2-acetyl furanFL/FR
3-acetyl pyridineFL/FR
2-acetyl pyrroleFL/FR
3-acetyl-2,5-dimethyl furanFL/FR
2-acetyl-3-ethyl pyrazineFL/FR
2-acetyl-3-methyl pyrazineFL/FR
2-acetyl-3,5-dimethyl pyrazineFL/FR
 arachis hypogaea fruit extractFL
2-butyl-2-butenalFL
roasted chestnut flavorFL
3,5(6)-cocoa pyrazineFL
3,5-cocoa pyrazineFL/FR
3,6-cocoa pyrazineFL/FR
 coffee furanoneFL/FR
2,3-dimethyl pyrazineFL/FR
2-ethyl pyrazineFL/FR
2-ethyl-6-methyl pyrazineFL
 filbert heptenoneFL/FR
 filbert pyrazineFL/FR
2,6-lutidineFL/FR
2-methoxy-3-methyl pyrazineFL/FR
 methoxymethyl pyrazineFL/FR
2-methyl pyrazineFL/FR
5-methyl quinoxalineFL/FR
2-methyl thio-3,5 or 6-methyl pyrazineFL/FR
 nutty cyclohexenoneFL/FR
 nutty quinoxalineFL/FR
 nutty thiazoleFL
 peanut brittle flavorFL
 peanut flavorFL
roasted peanut flavorFL
 peanut oxazoleFL
 sesame absolute CO2 extractFL/FR
 sesame distillatesFL
2,3,5,6-tetramethyl pyrazineFL/FR
 vinyl sulfurolFL/FR
popcorn
2-propionyl-2-thiazolineFL
roasted
2-acetyl pyrazineFL/FR
 ethyl 3-(furfuryl thio) propionateFL
 furfuryl thioacetateFL/FR
 trigonella foenum-graecum seed oil CO2 extractFL/FR
smoky
2-methoxy-4-vinyl phenolFL/FR
spicy
 cassia bark oil chinaFL/FR
 clove bud oilFL/FR
alpha-methyl cinnamaldehydeFL/FR
 methyl cinnamateFL/FR
3-phenyl propyl alcoholFL/FR
sulfurous
 potato butanoneFL
tomato
 methionalFL/FR
vanilla
 ethyl vanillinFL/FR
 vanilla bean absolute (vanilla planifolia)FL/FR
 vanillyl acetateFL/FR
vegetable
 potato butyraldehydeFL
waxy
 butyl laurateFL/FR
winey
5-ethyl-2-methyl pyridineFL
 
Synonyms   Articles   Notes   Search   Top
Potential Uses:
 almondFR
 beefFL
 breadFL
 cappuccinoFL
 caramelFL
 cereal 
 chicory root 
 chocolate cacao 
 chocolate cocoa 
 coconutFR
 coffeeFR
 cream ice cream 
 earth humusFR
 fenugreekFL/FR
 gingerbreadFR
 graham crackerFR
 meat 
 nutFL
 nut cashewFL
 nut filbertFR
 nut hazelnutFR
 nut peanutFR
 nut pecanFL
 nut walnutFL
 porkFL
 potatoFL
 potato baked potato 
 potato fried potato 
 pralineFL
 rice 
 vanillaFR
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Occurrence (nature, food, other): note
 almond roasted almond
Search Trop  Picture
 asparagus
Search Trop  Picture
 barley roasted barley
Search Trop  Picture
 beef heated beef
Search  PMC Picture
 bread rye bread
Search  PMC Picture
 bread wheat bread
Search  PMC Picture
 chicken fried chicken
Search  PMC Picture
 cocoa
Search Trop  Picture
 coffee
Search  PMC Picture
 filbert
Search Trop  Picture
 filbert roasted filbert
Search Trop  Picture
 peanut
Search Trop  Picture
 peanut roasted peanut
Search Trop  Picture
 pork
Search  PMC Picture
 potato baked potato
Search Trop  Picture
 rice wild rice
Search  PMC Picture
 sesame seed oil
Search Trop  Picture
 tea green tea
Search Trop  Picture
Synonyms   Articles   Notes   Search   Top
Synonyms:
 corylone pyrazine (Givaudan)
5H-cyclopenta[b]pyrazine, 6,7-dihydro-5-methyl-
5H-cyclopentapyrazine, 6,7-dihydro-5-methyl-
6,7-dihydro-5-methyl-5 -cyclopentapyrazine
6,7-dihydro-5-methyl-5h-cyclopenta 1,4-diazine
6,7-dihydro-5-methyl-5H-cyclopenta[b]pyrazine
6,7-dihydro-5-methyl-5H-cyclopentapyrazine
 maple lactone pyrazine
 methyl dihydrocyclopentapyrazine
4-methyl dihydrocyclopentapyrazine
9-methyl-2,5-diazabicyclo(4.3.0)nona-1,3,5-triene
5-methyl-5,6,7-trihydrocyclopenta[2,1-b]pyrazine
5-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
7-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
5-methyl-6,7-dihydro-5H-cyclopentapyrazine
5H-5-methyl-6,7-dihydrocyclopenta-(b)-pyrazine
5H-5-methyl-6,7-dihydrocyclopenta(b)pyrazine
5H-5-methyl-6,7-dihydrocyclopenta(beta)pyrazine
5H-5-methyl-6,7-dihydrocyclopenta[b]pyrazine
5-methyl-6,7-dihydrocyclopentapyrazine
5H-5-methyl-6,7-dihydrocyclopentapyrazine
5H-methyl6,7dihydrocyclopenta B pyrazine
5-methylene-6,7-dihydro-cyclopenta[b]pyrazine
 popcorn chemical 0.1% ethanol synthetic
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