ChemicalBook--->CAS DataBase List--->13925-07-0

13925-07-0

13925-07-0 Structure

13925-07-0 Structure
IdentificationBack Directory
[Name]

3,5-DIMETHYL-2-ETHYLPYRAZINE
[CAS]

13925-07-0
[Synonyms]

fema3150
FEMA 3150
2-Ethyl-3,5-dimethylpyrazine
3,5-Dimethyl-2-ethylpyrazine
2,6-dimethyl-3-ethyl-pyrazin
2-ethyl-3,5-dimethyl-pyrazin
3,5-dimethyl-2-ethyl-pyrazin
3-Ethyl-2,6-dimethylpyrazine
Pyrazine, 3-ethyl-2,6-dimethyl
Pyrazine, 2,6-dimethyl-3-ethyl-
Pyrazine, 2-ethyl-3,5-dimethyl-
Pyrazine, 3,5-dimethyl-2-ethyl-
dimethylethylpyrazine,2,6-dimethyl-3-ethylpyrazine
ethyldimethylpyrazine,2-ethyl-3,5-dimethylpyrazine
2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers
3,5-Dimethyl-2-EthylPyrazine 2-Ethyl-3,5-DimethylPyrazine
[EINECS(EC#)]

237-694-1
[Molecular Formula]

C8H12N2
[MDL Number]

MFCD00047392
[MOL File]

13925-07-0.mol
[Molecular Weight]

136.194
Chemical PropertiesBack Directory
[Appearance]

Yellow Oil
[Melting point ]

64-66 °C
[Boiling point ]

182°C
[density ]

0.96
[FEMA ]

3149 | 2-ETHYL-3,(5 OR 6)-DIMETHYLPYRAZINE
[refractive index ]

1.5015
[Fp ]

182°C
[storage temp. ]

Sealed in dry,Room Temperature
[solubility ]

soluble in Chloroform, Dichloromethane
[form ]

Oil
[pka]

2.73±0.10(Predicted)
[color ]

Yellow
[Odor]

at 0.10 % in dipropylene glycol. burnt almonds roasted nuts coffee
[Odor Type]

nutty
[Water Solubility ]

Not miscible or difficult to mix in water. Soluble in alcohol, chloroform and dichloromethane.
[JECFA Number]

776
[Cosmetics Ingredients Functions]

PERFUMING
[InChI]

1S/C8H12N2/c1-4-8-7(3)10-6(2)5-9-8/h5H,4H2,1-3H3
[InChIKey]

JZBCTZLGKSYRSF-UHFFFAOYSA-N
[SMILES]

CCc1ncc(C)nc1C
[LogP]

1.63
[EPA Substance Registry System]

Pyrazine, 2-ethyl-3,5-dimethyl- (13925-07-0)
Hazard InformationBack Directory
[Chemical Properties]

Yellow Oil
[Occurrence]

Reported found in the basic fractions of whiskey and rum, in roasted peanuts, in roasted barley, in coffee, filberts, potato and soy products, fried pork, cocoa, tea, oatmeal, asparagus, shrimps, clam, squid, grilled beef and wheaten bread
[Uses]

3,5-Dimethyl-2-ethylpyrazine is an odorant of coffee brews.
[Definition]

ChEBI: 2-Ethyl-3,5-dimethylpyrazine is a member of pyrazines.
[Preparation]

By alkylation of 2,6-dimethylpyrazine with ethyllithium
[Aroma threshold values]

15 ppm in water
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H227-H302
[Precautionary statements ]

P210e-P264-P280a-P301+P312a-P403+P235-P501a
[WGK Germany ]

WGK 3
[TSCA ]

Yes
[Storage Class]

13 - Non Combustible Solids
[Hazard Classifications]

Acute Tox. 4 Oral
Raw materials And Preparation ProductsBack Directory
[Raw materials]

2,6-Dimethylpyrazine-->Ethyllithium
[Preparation Products]

Pyrazine-->2,3-Dimethylpyrazine
Spectrum DetailBack Directory
[Spectrum Detail]

3,5-DIMETHYL-2-ETHYLPYRAZINE(13925-07-0)1HNMR
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