2-methoxypyrazine , 98% , 3149-28-8

CAS NO.：3149-28-8

Empirical Formula: C5H6N2O

Molecular Weight: 110.11

MDL number: MFCD00006126

EINECS: 221-579-8

PRODUCT Properties

• Boiling point: 60-61 °C/29 mmHg (lit.)
• Density: 1.14 g/mL at 25 °C (lit.)
• FEMA: 3302 | METHOXYPYRAZINE
• refractive index: n20/D 1.509(lit.)
• Flash point: 114 °F
• storage temp.: Sealed in dry,Room Temperature
• form: clear liquid
• pka: 0.53±0.10(Predicted)
• Specific Gravity: 1.140
• color: Colorless to Almost colorless
• Odor: at 1.00 % in dipropylene glycol. sweet nutty cocoa
• Odor Type: chocolate
• JECFA Number: 787
• BRN: 2241
• InChI: 1S/C5H6N2O/c1-8-5-4-6-2-3-7-5/h2-4H,1H3
• InChIKey: WKSXRWSOSLGSTN-UHFFFAOYSA-N
• SMILES: COc1cnccn1
• LogP: 0.75
• CAS DataBase Reference: 3149-28-8(CAS DataBase Reference)
• NIST Chemistry Reference: Pyrazine, methoxy-(3149-28-8)
• EPA Substance Registry System: Pyrazine, methoxy- (3149-28-8)

Description and Uses

Methoxypyrazine has an odor threshold of 700 ppb in water. Methoxypyrazine may be prepared from 2-hydroxypyrazine by various routes.

Safety

• Symbol(GHS): GHS02,GHS05,GHS07
• Signal word: Danger
• Hazard statements: H226-H302-H315-H318-H335
• Precautionary statements: P261-P280-P305+P351+P338
• target organs: Respiratory system
• Hazard Codes: Xn
• Risk Statements: 10-22-37/38-41
• Safety Statements: 16-26-39
• RIDADR: UN 1993 3/PG 3
• WGK Germany: 3
• TSCA: TSCA listed
• HazardClass: 3
• PackingGroup: III
• HS Code: 29339990
• Storage Class: 3 - Flammable liquids
• Hazard Classifications: Acute Tox. 4 Oral; Eye Dam. 1; Flam. Liq. 3; Skin Irrit. 2; STOT SE 3
• Limited Quantities: 5.0 L (1.3 gallons) (liquid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)