Natural 2,5-Dimethyl Pyrazine

Product Name:

Natural 2,5-Dimethyl pyrazine

CAS:

123-32-0

MF:

C6H8N2

MW:

108.14

EINECS:

204-618-3

Mol File:

123-32-0.mol

Melting point 

15°C

Boiling point 

155 °C(lit.)

density 

0.99 g/mL at 25 °C(lit.)

FEMA 

3272 | 2,5-DIMETHYLPYRAZINE

refractive index 

n20/D 1.502(lit.)

Fp 

147 °F

storage temp. 

Store below +30°C.

form 

Liquid

pka

2.21±0.10(Predicted)

Specific Gravity

0.990

color 

Clear colorless to pale yellow

PH

7 (H2O)

Sensitive 

Hygroscopic

JECFA Number

766

BRN 

107052

CAS DataBase Reference

123-32-0(CAS DataBase Reference)

NIST Chemistry Reference

Pyrazine, 2,5-dimethyl-(123-32-0)

EPA Substance Registry System

Pyrazine, 2,5-dimethyl- (123-32-0)

Hazard Codes 

Xn,Xi

Risk Statements 

22-36/37/38-R22

Safety Statements 

26-36

RIDADR 

NA 1993 / PGIII

WGK Germany 

3

RTECS 

UQ2800000

Hazard Note 

Irritant

TSCA 

Yes

HS Code 

29339990

Chemical Properties

clear colorless to pale yellow liquid

Chemical Properties

2,5-Dimethylpyrazine has a characteristic odor of earthy, potato-like odor.

Occurrence

Reported to be present in bakery products, roasted barley, cocoa products, roasted coffee, dairy products, pork, peanuts, pecans, filberts, popcorn, potato products, rum and whiskey, soy products; a volatile component in roasted filberts and in potato chips; reportedly identified in the fat of cooked beef; also reported found in toasted off-flavors. Also reported in cheeses, butter, boiled eggs, grilled beef, tea, barley, oats, oatmeal, soybeans, heated beans, kohlrabi, shrimp and mushrooms. Also reported found in coffee, potato chips and shrimp

Uses

2,5-Dimethyl pyrazine is used for blending food, nuts and beverage flavors.