Trimethylpyrazine
CAS Number: 14667-55-1
Trimethylpyrazine (CAS 14667-55-1) is a naturally occurring trialkylated pyrazine found in roasted cocoa, coffee, peanuts, and Chinese fermented bean pastes, characterized by an earthy, roasted, cocoa-nutty, and slightly musty aroma. It is widely used in flavor formulations for roasted, cocoa, and savory food products, and is an important aroma compound in Chinese spirits.
Technical Specifications
| appearance | Colorless to pale yellow liquid |
| purity (%) | ≥99.0 |
| assay method | GC |
| refractive index | 1.494–1.498 |
Applications
- Cocoa and chocolate flavor in confectionery and bakery products
- Coffee and roasted nut flavor formulations in food and beverage
- Chinese fermented sauce and savory product flavor construction
- Baijiu and fermented spirit aroma compound
- Meat and savory flavor enhancement in processed food products
Key Features
- Characteristic cocoa-earth-roasted aroma integral to authentic savory flavor systems
- Key aroma marker for Chinese baijiu (Maotai-flavor type) quality standards
- FEMA GRAS recognized with established food safety profile
- Naturally sourced or synthetic production available for consistent flavor delivery