2-propyl pyrazine
2-propylpyrazine
 
Notes:
Found in roasted coffee. Used in food flavouring
  • 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):
      10133 2-Propyl pyrazine
       
  • 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.
      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):
      H0198 2-PROPYL PYRAZINE, Kosher
       
  • 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):
      16-84300 2-PROPYLPYRAZINE, Kosher
       
  • 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):
      W396103 2-Propylpyrazine, 97%, FG
      SDS
       
  • 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):
      712 2-N-Propylpyrazine
       
  • 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
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      Product(s):
      P1833 2-Propylpyrazine >98.0%(GC)(T)
       
Synonyms   Articles   Notes   Search
CAS Number: 18138-03-9Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg: 242-023-0
FDA UNII: 62VZ3AQA6L
Nikkaji Web: J101.102B
MDL: MFCD00049214
CoE Number: 11362
XlogP3: 1.00 (est)
Molecular Weight: 122.17070000
Formula: C7 H10 N2
NMR Predictor: Predict (works with chrome or firefox)
Category: flavoring 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
PubMed: Search
NCBI: Search
JECFA Food Flavoring: 763  2-propylpyrazine
FLAVIS Number: 14.142 (Old)
DG SANTE Food Flavourings: 14.142  2-propylpyrazine
FEMA Number: 3961  2-propylpyrazine
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm: 2-PROPYLPYRAZINE
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Physical Properties:
Appearance: colorless to pale yellow clear liquid (est)
Assay: 98.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 0.96600 to 0.97000 @  25.00 °C.
Pounds per Gallon - (est).: 8.038 to  8.071
Refractive Index: 1.49200 to 1.49600 @  20.00 °C.
Boiling Point: 65.00 °C. @ 12.00 mm Hg
Boiling Point: 176.00 to  177.00 °C. @ 760.00 mm Hg
Vapor Pressure: 1.447000 mm/Hg @ 25.00 °C. (est)
Flash Point: 149.00 °F. TCC ( 65.00 °C. )
logP (o/w): 1.361 (est)
Soluble in:
 alcohol
 water
 water, 5476 mg/L @ 25 °C (est)
Stability:
 stable in most media
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Organoleptic Properties:
 
Odor Type: green
 
Odor Strength: high ,
recommend smelling in a 0.10 % solution or less
 
 green  vegetable  nutty  
Odor Description:
at 0.10 % in dipropylene glycol. 
green vegetable nutty
 
 
Flavor Type: green
 
 green  burnt  
Taste Description:
green burnt
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
None found
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Suppliers:
Beijing Lys Chemicals
2-Propyl pyrazine
BOC Sciences
For experimental / research use only.
2-Propylpyrazine
Jinan Enlighten Chemical Technology(Wutong Aroma )
2-Propyl pyrazine, Kosherk
M&U International
2-PROPYL PYRAZINE, Kosher
Myrazine
Pyrazine, propyl-
Odor: green vegetable nutty
Parchem
2-propyl pyrazine
Penta International
2-PROPYLPYRAZINE, Kosher
Santa Cruz Biotechnology
For experimental / research use only.
n-Propylpyrazine
Sigma-Aldrich
2-Propylpyrazine, 97%, FG
Certified Food Grade Products
Synerzine
2-N-Propylpyrazine
TCI AMERICA
For experimental / research use only.
2-Propylpyrazine >98.0%(GC)(T)
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Safety Information:
Preferred SDS: View
 
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
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Safety in Use Information:
Category: flavoring agents
Recommendation for 2-propyl pyrazine usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.12 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 0.10 (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: 19
Click here to view publication 19
 average usual ppmaverage maximum ppm
baked goods: 1.000002.00000
beverages(nonalcoholic): 0.500001.00000
beverages(alcoholic): 0.500001.00000
breakfast cereal: 1.000002.00000
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: 0.500001.00000
fruit ices: --
gelatins / puddings: 0.500001.00000
granulated sugar: --
gravies: --
hard candy: --
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: 0.500001.00000
soups: --
sugar substitutes: --
sweet sauces: --
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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
EPI System: View
EPA Substance Registry Services (TSCA): 18138-03-9
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 87466
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 3
 2-propylpyrazine
Chemidplus: 0018138039
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References:
 2-propylpyrazine
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 87466
Pubchem (sid): 135042519
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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
HMDB (The Human Metabolome Database): HMDB41571
FooDB: FDB021561
Export Tariff Code: 2933.99.8290
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
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Potential Blenders and core components note
 
For Odor
chocolate
chocolate
2,4,5-trimethyl thiazoleFL/FR
ethereal
2-methyl valeraldehydeFL/FR
floral
 hexyl nonanoateFL/FR
fruity
2-heptyl butyrateFL/FR
 tropical thiazoleFL/FR
green
2-isobutyl pyrazineFL/FR
 cucumber essenceFL/FR
 geranium thiazoleFL/FR
(Z)-4-heptenalFL/FR
(Z)-4-hexen-1-olFL/FR
(Z)-3-hexen-1-yl (E)-crotonateFL/FR
(Z)-3-hexen-1-yl tiglateFL/FR
4-hexenolFL/FR
2-octen-1-olFL/FR
1-penten-3-olFL/FR
isopropyl decanoateFL/FR
herbal
3-butylidene phthalideFL/FR
melon
(Z)-6-nonen-1-olFL/FR
isopropyl tiglateFL/FR
nutty
2-acetyl-3-methyl pyrazineFL/FR
2,3-dimethyl pyrazineFL/FR
2-ethyl-4-methyl thiazoleFL/FR
2-methyl pyrazineFL/FR
 shoyu pyrazineFL/FR
sulfurous
 grapefruit menthaneFL/FR
3-(methyl thio) hexanolFL/FR
waxy
 propyl decanoateFL/FR
 
For Flavor
 
No flavor group found for these
2-isobutyl pyrazineFL/FR
2,5-diethyl-4-methyl thiazoleFL
2-ethyl-4,5-dimethyl oxazoleFL
2-heptyl butyrateFL/FR
(Z)-3-hexen-1-yl (E)-crotonateFL/FR
(E)-4-hexenalFL
 hexyl nonanoateFL/FR
2-methyl thiazoleFL
4-(methyl thio) butanolFL
2-methyl-6-propoxypyrazineFL
 propyl decanoateFL/FR
isopropyl decanoateFL/FR
2-isopropyl pyridineFL
2-isopropyl-3-(methyl thio) pyrazineFL
alliaceous
3-tetrahydrothiophenoneFL
 tropical thiazoleFL/FR
celery
3-butylidene phthalideFL/FR
coffee
2-ethyl-4-methyl thiazoleFL/FR
2-isopropyl pyrazineFL
fatty
2-octen-1-olFL/FR
fruity
2,4-hexadien-1-olFL
green
 cucumber essenceFL/FR
 dihydroxyacetophenone (mixed isomers)FL
2-furyl acetoneFL
 geranium thiazoleFL/FR
(Z)-4-heptenalFL/FR
(E)-2-heptenalFL
(Z)-4-hexen-1-olFL/FR
(Z)-3-hexen-1-yl tiglateFL/FR
2-hexyl pyridineFL
4-methyl thiazoleFL
3-(5-methyl-2-furyl) butanalFL
2,4-octadienalFL
1-penten-3-olFL/FR
isopropyl tiglateFL/FR
 propylene glycol acetone ketalFL
2-vinyl pyrazineFL
metallic
4-hexenolFL/FR
3-(methyl thio) hexanolFL/FR
musty
 shoyu pyrazineFL/FR
nutty
2-acetyl-3-methyl pyrazineFL/FR
 aconitic acidFL
2,3-dimethyl pyrazineFL/FR
2-methyl pyrazineFL/FR
 peanut oxazoleFL
2,4,5-trimethyl thiazoleFL/FR
sulfurous
 grapefruit menthaneFL/FR
 methyl benzyl disulfideFL
sweet
 acetone alcoholFL
vegetable
2-methyl valeraldehydeFL/FR
waxy
(Z)-6-nonen-1-olFL/FR
 
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Potential Uses:
 breadFL
 chocolate cocoa 
 cocoaFL
 coffeeFL
 greenFL
 nutFL
 peanutFL
 vegetableFL
 walnutFL
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Occurrence (nature, food, other): note
 bread
Search  PMC Picture
 cocoa
Search Trop  Picture
 coffee roasted coffee
Search  PMC Picture
 filbert
Search Trop  Picture
 peanut
Search Trop  Picture
 walnut english walnut
Search Trop  Picture
 wort
Search  Picture
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Synonyms:
 propyl pyrazine
2-N-propyl pyrazine
2-propyl-1,4-diazine
2-propylpyrazine
2-N-propylpyrazine
N-propylpyrazine
 pyrazine, 2-(n-propyl)-
 pyrazine, 2-propyl-
 pyrazine, N-propyl-
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