2-METHOXY-3-METHYLPYRAZINE Chemical Properties

Boiling point:

62 °C (16 mmHg)

Density 

1.06 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.507(lit.)

FEMA 

3183 | 2,5 OR 6-METHOXY-3-METHYLPYRAZINE (MIXTURE OF ISOMERS)

Flash point:

132 °F

Odor

at 0.10 % in propylene glycol. chocolate cocoa roasted almond hazelnut peanut nutty

Odor Type

chocolate

JECFA Number

788

LogP

-0.54

CAS DataBase Reference

68378-13-2(CAS DataBase Reference)

EPA Substance Registry System

Pyrazine, 2-methoxy-3(or 5)-methyl- (68378-13-2)

Safety Information

Hazard Codes 

Xn

Risk Statements 

22-37/38-41

Safety Statements 

26-39

RIDADR 

UN 1993 3/PG 3

WGK Germany 

3

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

2-METHOXY-3-METHYLPYRAZINE Usage And Synthesis

Chemical Properties

2 or 5 or 6-Methoxy-3-methylpyrazine has an aroma reminiscent of hazelnut, almond and peanut. The methyl methoxy pyrazines are used as nut-like flavoring agents for foods and beverages. The 2-methoxy-3-methyl derivative is used as a coffee aroma enhancing agent.

Occurrence

Reported found in sherry and krill.

Definition

ChEBI: 2-Methoxy-3-methylpyrazine is a member of pyrazines and an aromatic ether.

Preparation

From 2-methylpyrazine by various routes.

Aroma threshold values

Detection: 3 to 7 ppb

2-METHOXY-3-METHYLPYRAZINE(68378-13-2)Related Product Information

• 2-Methoxy-3-methylpyrazine
• Pyrazine
• 2-Methoxy-3-methylpyrazine