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

2-ethoxy-3-isopropyl pyrazine
2-ethoxy-3-propan-2-ylpyrazine

Supplier Sponsors

Name:2-ethoxy-3-propan-2-ylpyrazine
CAS Number: 72797-16-1Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:276-847-7
FDA UNII:SU7E06NLO9
Nikkaji Web:J318.832I
MDL:MFCD00038029
XlogP3:2.60 (est)
Molecular Weight:166.22378000
Formula:C9 H14 N2 O
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:2129 2-ethoxy-3-isopropylpyrazine
FEMA Number:4632 2-ethoxy-3-isopropylpyrazine
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):72797-16-1 ; 2-ETHOXY-3-ISOPROPYLPYRAZINE
 
Physical Properties:
Appearance:colorless to pale yellow clear liquid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity:1.01000 to 1.04000 @ 20.00 °C.
Pounds per Gallon - (est).: 8.414 to 8.664
Refractive Index:1.50000 to 1.51000 @ 20.00 °C.
Boiling Point: 229.00 to 232.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.100000 mmHg @ 25.00 °C. (est)
Flash Point: 173.00 °F. TCC ( 78.33 °C. )
logP (o/w): 2.924 (est)
Soluble in:
 alcohol
 water, 229.6 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: nutty
roasted nutty
Odor Description:at 0.10 % in propylene glycol. slightly roasted nut
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
Axsyn
For experimental / research use only.
Pyrazine,2-ethoxy-3-(1-methylethyl)-
BOC Sciences
For experimental / research use only.
2-Ethoxy-3-isopropylpyrazine
Parchem
2-ethoxy-3-isopropyl pyrazine
Penta International
2-ETHOXY-3-ISOPROPYL PYRAZINE
Santa Cruz Biotechnology
For experimental / research use only.
2-Ethoxy-3-isopropylpyrazine
Sigma-Aldrich: Aldrich
For experimental / research use only.
2-Ethoxy-3-isopropylpyrazine
Synerzine
2-ETHOXY-3-ISOPROPYL PYRAZINE 95%
Synerzine
2-Ethoxy-3-Isopropylpyrazine
TCI AMERICA
For experimental / research use only.
2-Ethoxy-3-isopropylpyrazine >95.0%(GC)(T)
United International
2-Ethoxy-3-Isopropyl Pyrazine
 
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
 
Safety in Use Information:
Category:
flavoring agents
Recommendation for 2-ethoxy-3-isopropyl pyrazine usage levels up to:
 not for fragrance use.
 
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: 24
Click here to view publication 24
 average usual ppmaverage maximum ppm
baked goods: 0.000100.00050
beverages(nonalcoholic): 0.000010.00005
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: --
hard candy: 0.003000.02000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: --
nut products: 0.003000.02000
other grains: 0.003000.02000
poultry: --
processed fruits: --
processed vegetables: 0.003000.02000
reconstituted vegetables: --
seasonings / flavors: 0.003000.02000
snack foods: --
soft candy: --
soups: --
sugar substitutes: --
sweet sauces: --
 
Safety References:
EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):72797-16-1
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :175170
National Institute of Allergy and Infectious Diseases:Data
2-ethoxy-3-propan-2-ylpyrazine
Chemidplus:0072797161
 
References:
 2-ethoxy-3-propan-2-ylpyrazine
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):175170
Pubchem (sid):135153092
 
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
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2933.99.8290
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
 
Potential Blenders and core components note
For Odor
No odor group found for these
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
alcoholic
alcoholic
propyl alcohol
FL/FR
aldehydic
nonanal (aldehyde C-9)
FL/FR
amber
ambroxan
FL/FR
balsamic
2-
acetyl furan
FL/FR
(E)-
benzyl tiglate
FL/FR
propyl benzoate
FL/FR
bready
coffee furanone
FL/FR
furfural
FL/FR
buttery
acetyl propionyl
FL/FR
3,4-
hexane dione
FL/FR
camphoreous
bornyl isobutyrate
FL/FR
caramellic
cyclotene
FL/FR
ethyl 2-hydroxy-2-methyl butyrate
FL/FR
ethyl cyclopentenolone
FL/FR
fenugreek absolute
FL/FR
iso
propenyl pyrazine
FL/FR
chocolate
chocolate pyrazine A
FL/FR
cocoa hexenal
FL/FR
cocoa pentenal
FL/FR
2,5-
dimethyl pyrazine
FL/FR
2-
methoxy-3-methyl pyrazine
FL/FR
2-
methoxypyrazine
FL/FR
2,4,5-
trimethyl thiazole
FL/FR
cocoa
2-
methyl butyraldehyde
FL/FR
coconut
alpha-
angelica lactone
FL/FR
delta-
decalactone
FL/FR
gamma-
heptalactone
FL/FR
coffee
furfuryl mercaptan
FL/FR
2-
methyl-3-,5 or 6-(furfuryl thio) pyrazine
FL/FR
corn chip
popcorn pyrimidine
FL/FR
coumarinic
coumane
FL/FR
earthy
2-
ethyl-3-methoxypyrazine
FL/FR
3-
octanol
FL/FR
ethereal
acetal
FL/FR
fatty
coconut absolute
FL/FR
fermented
valeraldehyde
FL/FR
floral
para-
cresyl laurate
FL/FR
hawthorn carbinol
FL/FR
ortho-
methyl acetophenone
FL/FR
fruity
allyl 2-ethyl butyrate
FL/FR
iso
amyl nonanoate
FL/FR
benzaldehyde
FL/FR
benzyl butyrate
FL/FR
bread thiophene
FL/FR
methyl valerate
FL/FR
3-
methyl-2-butenal
FL/FR
tetrahydrofurfuryl acetate
FL/FR
tropical thiazole
FL/FR
gamma-
undecalactone (aldehyde C-14 (so-called))
FL/FR
valeriana officinalis root extract
FL/FR
green
benzaldehyde dimethyl acetal
FL/FR
butyl lactate
FL/FR
1-
heptanol
FL/FR
2-
heptyl furan
FL/FR
lilac acetaldehyde
FL/FR
(E,Z)-2,6-
nonadien-1-ol
FL/FR
(E,Z)-2,6-
nonadien-1-yl acetate
FL/FR
styralyl acetate
FL/FR
tiglaldehyde
FL/FR
herbal
2-
pentyl acetate
FL/FR
meaty
sulfurol
FL/FR
medicinal
quinoline
CS
mushroom
3-
octen-2-ol
FL/FR
musty
2-
acetyl pyrrole
FL/FR
3-
acetyl-2,5-dimethyl furan
FL/FR
cocoa butenal
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
3,5-
cocoa pyrazine
FL/FR
3,6-
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 heptenone B
FL/FR
filbert pyrazine
FL/FR
(E)-
filbertone
FL/FR
2,6-
lutidine
FL/FR
methoxymethyl pyrazine
FL/FR
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
2-
methyl-3-propyl pyrazine
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
phenolic
para-alpha-
dimethyl styrene
FL/FR
popcorn
2-
acetyl pyrazine
FL/FR
2-
acetyl pyridine
FL/FR
2-
acetyl thiazole
FL/FR
spicy
3-(2-
furyl) acrolein
FL/FR
sulfurous
benzothiazole
FL/FR
furfuryl thioacetate
FL/FR
S-
furfuryl thioformate
FL/FR
tobacco
(E,E/E,Z)-
tobacco cyclohexenone
FL/FR
tonka
6-
amyl-alpha-pyrone
FL/FR
whiskey lactone
FL/FR
tropical
delta-
dodecalactone
FL/FR
vegetable
mesityl oxide
FL/FR
tetrahydrofurfuryl alcohol
FL/FR
woody
4-
hydroxybenzaldehyde
FL/FR
sandalwood oil
FL/FR
santalyl acetate
FL/FR
santalyl butyrate
FL/FR
For Flavor
No flavor group found for these
acetyl acetaldehyde dimethyl acetal
FL
(E)-
aconitic acid
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
6,7-
dimethyl dihydrocyclopentapyrazine
FL
dimethyl dihydrocyclopentapyrazine
FL
2,5-
dimethyl thiazole
FL
ethyl 2-hydroxy-2-methyl butyrate
FL/FR
2-
ethyl thiazole
FL
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
(E)-
filbertone
FL/FR
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
4-
methyl-1-pentanol
FL
2-
methyl-2-thiazoline
FL
2-
methyl-3-,5 or 6-(furfuryl thio) pyrazine
FL/FR
2-
methyl-3-(methyl thio) pyrazine
FL/FR
2-
methyl-3-ethoxypyrazine
FL/FR
peanut dithiazine
FL
3-
pentanol
FL
2-
propyl pyridine
FL
pyrazines mixture
FL
pyrazinyl methyl sulfide
FL
pyrrole
FL
para-
salicylic acid
FL
santalyl butyrate
FL/FR
sulfuryl butyrate
FL/FR
sulfuryl decanoate
FL/FR
sulfuryl hexanoate
FL/FR
sulfuryl isobutyrate
FL/FR
thiazole
FL
valeraldehyde propylene glycol acetal
FL/FR
ortho-
vinyl anisole
FL
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
alcoholic
alcoholic
propyl alcohol
FL/FR
aldehydic
nonanal (aldehyde C-9)
FL/FR
alliaceous
2-
methyl thioacetaldehyde
FL
tropical thiazole
FL/FR
anisic
ortho-
methyl acetophenone
FL/FR
apple
(E,Z)-2,6-
nonadien-1-ol
FL/FR
balsamic
(E)-
benzyl tiglate
FL/FR
bitter
paullinia cupana seed extract
FL
bready
2-
propionyl thiazole
FL
brown
furfural
FL/FR
tetrahydrofurfuryl acetate
FL/FR
burnt
2-
methyl quinoxaline
FL
iso
propenyl pyrazine
FL/FR
2,4,5-
trimethyl oxazole
FL/FR
buttery
butyroin
FL
3,4-
hexane dione
FL/FR
camphoreous
ortho-
methyl anisole
FL/FR
caramellic
cyclotene
FL/FR
fenugreek absolute
FL/FR
cocoa
cocoa hexenal
FL/FR
coconut
delta-
decalactone
FL/FR
coffee
difurfuryl ether
FL
2-
ethyl-4-methyl thiazole
FL/FR
furfuryl mercaptan
FL/FR
2-iso
propyl pyrazine
FL
corn
2-
acetyl pyridine
FL/FR
2-
acetyl thiazole
FL/FR
2-
acetyl-2-thiazoline
FL
popcorn pyrimidine
FL/FR
creamy
6-
amyl-alpha-pyrone
FL/FR
alpha-
angelica lactone
FL/FR
delta-
dodecalactone
FL/FR
4-
hydroxybenzaldehyde
FL/FR
gamma-
undecalactone (aldehyde C-14 (so-called))
FL/FR
dairy
2-
pentyl acetate
FL/FR
earthy
2-
methyl-3-propyl pyrazine
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
floral
cocoa pentenal
FL/FR
fruity
benzaldehyde
FL/FR
benzyl butyrate
FL/FR
bread thiophene
FL/FR
2,4-
hexadien-1-ol
FL
lilac acetaldehyde
FL/FR
(E,E)-
methyl sorbate
FL
methyl valerate
FL/FR
3-
methyl-2-butenal
FL/FR
propyl benzoate
FL/FR
styralyl acetate
FL/FR
tiglaldehyde
FL/FR
valeriana officinalis root extract
FL/FR
fusel
2-
methyl butyraldehyde
FL/FR
green
benzaldehyde dimethyl acetal
FL/FR
butyl lactate
FL/FR
cocoa butenal
FL/FR
dihydroxyacetophenone (mixed isomers)
FL
2,5-
dimethyl thiophene
FL
4-
methyl thiazole
FL
2-
methyl-5-isopropyl pyrazine
FL
(E,Z)-2,6-
nonadien-1-yl acetate
FL/FR
2-
propyl pyrazine
FL
2-
vinyl pyrazine
FL
jammy
ethyl cyclopentenolone
FL/FR
lactonic
gamma-
heptalactone
FL/FR
meaty
benzothiazole
FL/FR
2,6-
dimethyl thiophenol
FL
sulfurol
FL/FR
mushroom
3-
octen-2-ol
FL/FR
musty
2,5-
dimethyl pyrazine
FL/FR
2-
ethoxythiazole
FL
hazelnut pyrazine
FL/FR
menthofuran
FL/FR
3-
octanol
FL/FR
propionaldehyde
FL
shoyu pyrazine
FL/FR
2,3,5-
trimethyl pyrazine
FL/FR
naphthyl
para-
methyl anisole
FL/FR
nutty
acetal
FL/FR
2-
acetyl furan
FL/FR
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
2-
butyl-2-butenal
FL
3,5-
cocoa pyrazine
FL/FR
3,5(6)-
cocoa pyrazine
FL
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 heptenone B
FL/FR
filbert pyrazine
FL/FR
european
hazelnut oleoresin
FL
2,6-
lutidine
FL/FR
2-
methoxy-3-methyl pyrazine
FL/FR
methoxymethyl 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
sesame distillates
FL
tetrahydrofurfuryl alcohol
FL/FR
2,3,5,6-
tetramethyl pyrazine
FL/FR
(E,E/E,Z)-
tobacco cyclohexenone
FL/FR
2,4,5-
trimethyl thiazole
FL/FR
vinyl sulfurol
FL/FR
phenolic
2-
hydroxyisophorone
FL
popcorn
2-
propionyl-2-thiazoline
FL
potato
mesityl oxide
FL/FR
roasted
2-
acetyl pyrazine
FL/FR
ethyl 3-(furfuryl thio) propionate
FL
furfuryl thioacetate
FL/FR
smoky
prosopis juliflora wood extract
FL
solvent
1-
heptanol
FL/FR
spicy
para-alpha-
dimethyl styrene
FL/FR
hawthorn carbinol
FL/FR
sulfurous
S-
furfuryl thioformate
FL/FR
sweet
2-
acetyl-3-methyl thiophene
FL
toasted
acetyl propionyl
FL/FR
waxy
para-
cresyl laurate
FL/FR
winey
iso
amyl nonanoate
FL/FR
5-
ethyl-2-methyl pyridine
FL
valeraldehyde
FL/FR
woody
ambroxan
FL/FR
sandalwood oil
FL/FR
santalyl acetate
FL/FR
whiskey lactone
FL/FR
 
Potential Uses:
FLnut roasted nut
 
Occurrence (nature, food, other):note
 cereal flours roasted
Search PMC Picture
 cumin
Search Trop Picture
 
Synonyms:
2-ethoxy-3-(1-methyl ethyl) pyrazine
2-ethoxy-3-(1-methylethyl) pyrazine
2-ethoxy-3-isopropylpyrazine
2-ethoxy-3-propan-2-ylpyrazine
 pyrazine, 2-ethoxy-3-(1-methylethyl)-
 pyrazine,2-ethoxy-3-(1-methylethyl)-
 
 
Notes:
None found
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