EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

2-methyl-3-propyl pyrazine
pyrazine, 2-methyl-3-propyl-

Supplier Sponsors

Name:2-methyl-3-propylpyrazine
CAS Number: 15986-80-8Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:240-121-8
FDA UNII: Search
Nikkaji Web:J149.485F
MDL:MFCD00010096
XlogP3:1.60 (est)
Molecular Weight:136.19764000
Formula:C8 H12 N2
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
PubMed:Search
NCBI:Search
DG SANTE Food Flavourings:14.129 2-methyl-3-propylpyrazine
 
Physical Properties:
Appearance:colorless to pale yellow clear liquid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity:0.97800 to 0.98400 @ 25.00 °C.
Pounds per Gallon - (est).: 8.138 to 8.188
Refractive Index:1.49500 to 1.50100 @ 20.00 °C.
Boiling Point: 189.00 to 190.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.792000 mmHg @ 25.00 °C. (est)
Flash Point: 156.00 °F. TCC ( 68.89 °C. )
logP (o/w): 1.570
Soluble in:
 alcohol
 water, 3962 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: nutty
nutty
Odor Description:at 0.10 % in dipropylene glycol. nutty
Flavor Type: earthy
earthy green nutty
Taste Description: earthy green nutty
Odor and/or flavor descriptions from others (if found).
R C Treatt & Co Ltd
2-Methyl-3-propylpyrazine Halal, Kosher
Odor Description:nutty
Taste Description:nutty
 
Cosmetic Information:
None found
 
Suppliers:
BOC Sciences
For experimental / research use only.
2-Methyl-3-propylpyrazine
Endeavour Specialty Chemicals
2-Methyl-3-propylpyrazine 99% F&F
Speciality Chemical Product Groups
Penta International
2-METHYL-3-PROPYLPYRAZINE
R C Treatt & Co Ltd
2-Methyl-3-propylpyrazine
Halal, Kosher
Odor: nutty
Flavor: nutty
Robinson Brothers
2-Methyl-3-propylpyrazine F&F
https://www.robinsonbrothers.uk/chemistry-competences
Synerzine
2-Propyl-3-Methylpyrazine
TCI AMERICA
For experimental / research use only.
2-Methyl-3-propylpyrazine >95.0%(GC)
 
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
 
Safety in Use Information:
Category:
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 2-methyl-3-propyl pyrazine usage levels up to:
  0.1000 % in the fragrance concentrate.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.011 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 400 (μg/person/day)
Threshold of Concern:540 (μg/person/day)
Structure Class: II
 
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
 average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 0.400002.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 0.100000.50000
Edible ices, including sherbet and sorbet (03.0): 0.400002.00000
Processed fruit (04.1): 0.400002.00000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 1.000005.00000
Chewing gum (05.3): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 0.200001.00000
Bakery wares (07.0): 2.0000010.00000
Meat and meat products, including poultry and game (08.0): 0.200001.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 0.200001.00000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 0.100000.50000
Foodstuffs intended for particular nutritional uses (13.0): 0.200001.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 0.200001.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 1.000005.00000
Ready-to-eat savouries (15.0): 1.000005.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 0.200001.00000
 
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) 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

Scientific Opinion on Flavouring Group Evaluation 17, Revision 3 (FGE.17Rev3): Pyrazine derivatives from chemical group 24
View page or View pdf

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):15986-80-8
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :85224
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
2-methyl-3-propylpyrazine
Chemidplus:0015986808
 
References:
 2-methyl-3-propylpyrazine
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:15986-80-8
Pubchem (cid):85224
Pubchem (sid):135044523
 
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
CHEMBL:View
HMDB (The Human Metabolome Database):HMDB41252
FooDB:FDB021160
Export Tariff Code:2933.99.8090
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
 
Potential Blenders and core components note
For Odor
No odor group found for these
gentiana lutea root extract
FL/FR
sulfuryl octanoate
FL/FR
sulfuryl butyrate
FL/FR
sulfuryl decanoate
FL/FR
sulfuryl hexanoate
FL/FR
sulfuryl isobutyrate
FL/FR
sulfuryl propionate
FL/FR
valeraldehyde dibutyl acetal
FL/FR
valeraldehyde propylene glycol acetal
FL/FR
balsamic
balsamic
propyl benzoate
FL/FR
bready
coffee furanone
FL/FR
buttery
acetyl propionyl
FL/FR
3,4-
hexane dione
FL/FR
camphoreous
bornyl isobutyrate
FL/FR
caramellic
ethyl 2-hydroxy-2-methyl butyrate
FL/FR
chocolate
chocolate pyrazine A
FL/FR
cocoa hexenal
FL/FR
2,5-
dimethyl pyrazine
FL/FR
2-
methoxy-3-methyl pyrazine
FL/FR
2-
methoxypyrazine
FL/FR
citrus
2-
heptanol
FL/FR
cocoa
2-
methyl butyraldehyde
FL/FR
coconut
alpha-
angelica lactone
FL/FR
gamma-
heptalactone
FL/FR
corn chip
popcorn pyrimidine
FL/FR
coumarinic
coumane
FL/FR
tonka bean resinoid
FR
earthy
2-
ethyl-3-methoxypyrazine
FL/FR
fatty
coconut absolute
FL/FR
fermented
valeraldehyde
FL/FR
floral
boronia butenal
FR
para-
cresyl laurate
FL/FR
ortho-
methyl acetophenone
FL/FR
fruity
allyl 2-ethyl butyrate
FL/FR
iso
amyl nonanoate
FL/FR
methyl valerate
FL/FR
3-
methyl-2-butenal
FL/FR
tropical thiazole
FL/FR
green
2-
heptyl furan
FL/FR
(E,Z)-2,6-
nonadien-1-yl acetate
FL/FR
tiglaldehyde
FL/FR
herbal
1-
octen-3-yl acetate
FL/FR
saffron pyranone
FR
thymyl methyl ether
FL/FR
licorice
glycyrrhiza glabra root extract
FL/FR
musty
2-
acetyl pyrrole
FL/FR
3-
acetyl-2,5-dimethyl furan
FL/FR
hazelnut pyrazine
FL/FR
menthofuran
FL/FR
naphthyl
para-
methyl anisole
FL/FR
ortho-
methyl anisole
FL/FR
nutty
3-
acetyl pyridine
FL/FR
2-
acetyl-3-ethyl pyrazine
FL/FR
2-
acetyl-3-methyl pyrazine
FL/FR
2-
acetyl-3,5-dimethyl pyrazine
FL/FR
2-
acetyl-5-methyl furan
FL/FR
3,6-
cocoa pyrazine
FL/FR
3,5-
cocoa pyrazine
FL/FR
2,3-
dimethyl pyrazine
FL/FR
4,5-
dimethyl-2-ethyl-3-thiazoline
FL/FR
2-
ethyl pyrazine
FL/FR
2-
ethyl-4-methyl thiazole
FL/FR
filbert heptenone
FL/FR
filbert pyrazine
FL/FR
2,6-
lutidine
FL/FR
maraniol
CS
2-
methyl pyrazine
FL/FR
5-
methyl quinoxaline
FL/FR
2-
methyl thio-3,5 or 6-methyl pyrazine
FL/FR
2-
methyl-3-(methyl thio) pyrazine
FL/FR
2-
methyl-3-ethoxypyrazine
FL/FR
nutty cyclohexenone
FL/FR
nutty quinoxaline
FL/FR
shoyu pyrazine
FL/FR
2,3,5,6-
tetramethyl pyrazine
FL/FR
2,4,5-
trimethyl oxazole
FL/FR
2,3,5-
trimethyl pyrazine
FL/FR
vinyl sulfurol
FL/FR
popcorn
2-
acetyl pyrazine
FL/FR
2-
acetyl thiazole
FL/FR
spicy
3-(2-
furyl) acrolein
FL/FR
sulfurous
benzothiazole
FL/FR
furfuryl thioacetate
FL/FR
tobacco
veltonal (Bedoukian)
FR
tonka
coumarin
FR
tonka bean absolute
FR
whiskey lactone
FL/FR
woody
sandalwood oil
FL/FR
yeasty
2-
octen-4-one
FL/FR
For Flavor
No flavor group found for these
acetyl acetaldehyde dimethyl acetal
FL
bornyl isobutyrate
FL/FR
butyramide
FL
chocolate pyrazine A
FL/FR
chocolate pyrazine B
FL
coumane
FL/FR
cyclohexyl methyl pyrazine
FL
2,5-
diethyl thiazole
FL
2,5-
diethyl-4-methyl thiazole
FL
6,7-
dihydro-2,3-dimethyl-5H-cyclopentapyrazine
FL
dimethyl dihydrocyclopentapyrazine
FL
2,5-
dimethyl thiazole
FL
ethyl 2-hydroxy-2-methyl butyrate
FL/FR
2-
ethyl-3-methoxypyrazine
FL/FR
(Z+E)-5-
ethyl-4-methyl-2-(2-butyl) thiazoline
FL
(Z+E)-5-
ethyl-4-methyl-2-(2-methyl propyl) thiazoline
FL
3-(2-
furyl) acrolein
FL/FR
(E,E)-2,4-
heptadien-1-ol
FL
2-
hexyl-5 or 6-keto-1,4-dioxane
FL
2-
methoxypyrazine
FL/FR
methyl 2-(methyl thio) acetate
FL
2-
methyl-3-(methyl thio) pyrazine
FL/FR
2-
methyl-3-ethoxypyrazine
FL/FR
peanut dithiazine
FL
2-
propyl pyridine
FL
pyrrole
FL
para-
salicylic acid
FL
sulfuryl butyrate
FL/FR
sulfuryl decanoate
FL/FR
sulfuryl hexanoate
FL/FR
sulfuryl isobutyrate
FL/FR
thiazole
FL
valeraldehyde propylene glycol acetal
FL/FR
5-
acetyl-2,3-dihydro-1,4-thiazine
FL
sulfuryl formate
FL
sulfuryl octanoate
FL/FR
sulfuryl propionate
FL/FR
valeraldehyde dibutyl acetal
FL/FR
alliaceous
alliaceous
2-
methyl thioacetaldehyde
FL
tropical thiazole
FL/FR
anisic
ortho-
methyl acetophenone
FL/FR
bready
2-
propionyl thiazole
FL
burnt
2-
methyl quinoxaline
FL
2,4,5-
trimethyl oxazole
FL/FR
buttery
butyroin
FL
3,4-
hexane dione
FL/FR
camphoreous
ortho-
methyl anisole
FL/FR
cocoa
cocoa hexenal
FL/FR
coffee
difurfuryl ether
FL
2-
ethyl-4-methyl thiazole
FL/FR
2-iso
propyl pyrazine
FL
corn chip
2-
acetyl thiazole
FL/FR
2-
acetyl-2-thiazoline
FL
popcorn pyrimidine
FL/FR
creamy
alpha-
angelica lactone
FL/FR
ethereal
allyl 2-ethyl butyrate
FL/FR
fatty
coconut absolute
FL/FR
(E,E)-2,4-
decadienal
FL
2-
heptyl furan
FL/FR
(E,E)-2,4-
nonadienal
FL
fishy
4,5-
dimethyl thiazole
FL
fruity
2-
heptanol
FL/FR
2,4-
hexadien-1-ol
FL
methyl valerate
FL/FR
3-
methyl-2-butenal
FL/FR
propyl benzoate
FL/FR
tiglaldehyde
FL/FR
fusel
2-
methyl butyraldehyde
FL/FR
green
dihydroxyacetophenone (mixed isomers)
FL
2,5-
dimethyl thiophene
FL
gentiana lutea root extract
FL/FR
3-
methyl pyridine
FL
4-
methyl thiazole
FL
2-
methyl-5-isopropyl pyrazine
FL
(E,Z)-2,6-
nonadien-1-yl acetate
FL/FR
1-
octen-3-yl acetate
FL/FR
propylene glycol acetone ketal
FL
2-
vinyl pyrazine
FL
lactonic
gamma-
heptalactone
FL/FR
licorice
glycyrrhiza glabra root extract
FL/FR
meaty
benzothiazole
FL/FR
musty
2,5-
dimethyl pyrazine
FL/FR
2-
ethoxythiazole
FL
hazelnut pyrazine
FL/FR
menthofuran
FL/FR
propionaldehyde
FL
shoyu pyrazine
FL/FR
thymyl methyl ether
FL/FR
2,3,5-
trimethyl pyrazine
FL/FR
naphthyl
para-
methyl anisole
FL/FR
nutty
3-
acetyl pyridine
FL/FR
2-
acetyl pyrrole
FL/FR
3-
acetyl-2,5-dimethyl furan
FL/FR
2-
acetyl-3-ethyl pyrazine
FL/FR
2-
acetyl-3-methyl pyrazine
FL/FR
2-
acetyl-3,5-dimethyl pyrazine
FL/FR
2-
acetyl-5-methyl furan
FL/FR
aconitic acid
FL
3,5-
cocoa pyrazine
FL/FR
3,6-
cocoa pyrazine
FL/FR
coffee furanone
FL/FR
3,5-
diethyl-2-methyl pyrazine
FL
2,5-
diethyl-3-methyl pyrazine
FL
2,3-
dimethyl pyrazine
FL/FR
4,5-
dimethyl-2-ethyl-3-thiazoline
FL/FR
2,4-
dimethyl-5-vinyl thiazole
FL
2-
ethyl pyrazine
FL/FR
1-
ethyl-2-acetyl pyrrole
FL
filbert heptenone
FL/FR
filbert pyrazine
FL/FR
2,6-
lutidine
FL/FR
2-
methoxy-3-methyl pyrazine
FL/FR
2-
methyl pyrazine
FL/FR
5-
methyl quinoxaline
FL/FR
2-
methyl thio-3,5 or 6-methyl pyrazine
FL/FR
nutty cyclohexenone
FL/FR
nutty quinoxaline
FL/FR
nutty thiazole
FL
peanut oxazole
FL
2,3,5,6-
tetramethyl pyrazine
FL/FR
vinyl sulfurol
FL/FR
popcorn
2-
propionyl-2-thiazoline
FL
roasted
2-
acetyl pyrazine
FL/FR
furfuryl thioacetate
FL/FR
toasted
acetyl propionyl
FL/FR
vegetable
2-
octen-4-one
FL/FR
waxy
para-
cresyl laurate
FL/FR
winey
iso
amyl nonanoate
FL/FR
5-
ethyl-2-methyl pyridine
FL
valeraldehyde
FL/FR
woody
sandalwood oil
FL/FR
whiskey lactone
FL/FR
 
Potential Uses:
FLbeef
FLnut
FRpeanut
 
Occurrence (nature, food, other):note
 beef
Search PMC Picture
 coffee
Search PMC Picture
 peanut
Search Trop Picture
 sesame seed roasted
Search Trop Picture
 
Synonyms:
2-methyl-3-n-propylpyrazine
2-methyl-3-propyl-pyrazine
2-methyl-3-propylpyrazine
 peanut pyrazine
3-propyl-2-methyl pyrazine
3-propyl-2-methylpyrazine
2-propyl-3-methyl pyrazine
2-propyl-3-methylpyrazine
 pyrazine, 2-methyl-3-propyl-
 
 
Notes:
Flavour component of cooked foods
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