ChemicalBook > CAS DataBase List > 3,5-DIMETHYL-2-ETHYLPYRAZINE

3,5-DIMETHYL-2-ETHYLPYRAZINE

Product Name
3,5-DIMETHYL-2-ETHYLPYRAZINE
CAS No.
13925-07-0
Chemical Name
3,5-DIMETHYL-2-ETHYLPYRAZINE
Synonyms
2-Ethyl-3,5-dimethylpyrazine;Pyrazine, 2-ethyl-3,5-dimethyl-;3-Ethyl-2,6-dimethylpyrazine;fema3150;FEMA 3150;3,5-Dimethyl-2-ethylpyrazine;3,5-dimethyl-2-ethyl-pyrazin;2-ethyl-3,5-dimethyl-pyrazin;2,6-dimethyl-3-ethyl-pyrazin;Pyrazine, 3-ethyl-2,6-dimethyl
CBNumber
CB6501574
Molecular Formula
C8H12N2
Formula Weight
136.19
MOL File
13925-07-0.mol
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3,5-DIMETHYL-2-ETHYLPYRAZINE Property

Melting point:
64-66 °C
Boiling point:
182°C
Density 
0.96
refractive index 
1.5015
FEMA 
3149 | 2-ETHYL-3,(5 OR 6)-DIMETHYLPYRAZINE
Flash point:
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
LogP
1.63
EPA Substance Registry System
Pyrazine, 2-ethyl-3,5-dimethyl- (13925-07-0)
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Safety

TSCA 
Yes
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H227Combustible liquid

H302Harmful if swallowed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P403+P235Store in a well-ventilated place. Keep cool.

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N-Bromosuccinimide Price

Alfa Aesar
Product number
H27383
Product name
2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers
Packaging
5g
Price
$48.65
Updated
2024/03/01
Alfa Aesar
Product number
H27383
Product name
2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers
Packaging
25g
Price
$132.65
Updated
2024/03/01
Alfa Aesar
Product number
H27383
Product name
2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers
Packaging
100g
Price
$319
Updated
2021/12/16
TRC
Product number
D472975
Product name
3,5-Dimethyl-2-ethylpyrazine
Packaging
100mg
Price
$1050
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
9647
Product name
3,5-Dimethyl-2-ethylpyrazine
Packaging
5mg
Price
$2000
Updated
2021/12/16
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3,5-DIMETHYL-2-ETHYLPYRAZINE Chemical Properties,Usage,Production

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

3,5-DIMETHYL-2-ETHYLPYRAZINE Preparation Products And Raw materials

Raw materials

2,6-Dimethylpyrazine Ethyllithium

Preparation Products

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3,5-DIMETHYL-2-ETHYLPYRAZINE Suppliers

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View Lastest Price from 3,5-DIMETHYL-2-ETHYLPYRAZINE manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
2-Ethyl-3,5(6)-diMethylpyrazine 13925-07-0
Price
US $1.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50 tons
Release date
2020-01-20
Henan Aochuang Chemical Co.,Ltd.
Product
3,5-DIMETHYL-2-ETHYLPYRAZINE 13925-07-0
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
1Ton
Release date
2022-09-29
Zhuozhou Wenxi import and Export Co., Ltd
Product
3,5-DIMETHYL-2-ETHYLPYRAZINE 13925-07-0
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-10

13925-07-0, 3,5-DIMETHYL-2-ETHYLPYRAZINERelated Search:

2-Ethyl-3,5-dimethylpyrazine Ethylpyrazine 2,6-Dimethylpyrazine

  • 2-Ethyl-3,5-dimethylpyrazine
  • 3,5-Dimethyl-2-ethylpyrazine
  • 2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers
  • 2,6-dimethyl-3-ethyl-pyrazin
  • 2-ethyl-3,5-dimethyl-pyrazin
  • 3,5-dimethyl-2-ethyl-pyrazin
  • 3-Ethyl-2,6-dimethylpyrazine
  • FEMA 3150
  • fema3150
  • Pyrazine, 2,6-dimethyl-3-ethyl-
  • Pyrazine, 2-ethyl-3,5-dimethyl-
  • Pyrazine, 3,5-dimethyl-2-ethyl-
  • Pyrazine, 3-ethyl-2,6-dimethyl
  • 3,5-Dimethyl-2-EthylPyrazine 2-Ethyl-3,5-DimethylPyrazine
  • dimethylethylpyrazine,2,6-dimethyl-3-ethylpyrazine
  • ethyldimethylpyrazine,2-ethyl-3,5-dimethylpyrazine
  • 2-Ethyl-3,5-dimethylpyrazine,mixtureofisomers
  • 13925-07-0
  • Heterocycles
  • Heterocyclic Compounds