Description

Pyrazine, 5-Ethyl-3-Methyl-2-(2-Methylpropyl)- (9Ci) is a specialized alkyl-substituted pyrazine derivative, a class of compounds renowned for their potent organoleptic properties. This compound is valued for its ability to impart unique roasted, nutty, or earthy flavor and aroma notes, making it a critical component in high-value flavor and fragrance formulations. It is primarily sought after by flavor chemists and product developers in the food, beverage, and fragrance industries seeking to create complex and authentic sensory profiles.

Application

• Flavor & Fragrance (F&F) Industry: A key aroma chemical for creating and enhancing savory, roasted, nutty, and meaty flavor profiles in processed foods, snacks, and savory applications.
• Beverage Flavoring: Used in the development of flavors for coffee, cocoa, and nut-based beverages to add depth and authenticity.
• Food Seasonings: Incorporated into reaction flavors, seasoning blends, and bouillons to provide characteristic cooked or roasted notes.
• Fragrance Compounds: Serves as a building block in fine fragrance and functional perfume compositions, contributing earthy or tobacco-like nuances.
• Pharmaceutical Intermediates: Potential use as a synthetic intermediate or precursor in the research and development of active pharmaceutical ingredients (APIs).
• Agrochemical Research: May be investigated as an intermediate in the synthesis of novel crop protection agents or pheromones.

Basic Information

Product Name	Pyrazine, 5-Ethyl-3-Methyl-2-(2-Methylpropyl)- (9Ci)
CAS No.	117783-42-3
Molecular Formula	C12H20N2
Molecular Weight	192.30 g/mol
Synonyms	5-Ethyl-3-methyl-2-(2-methylpropyl)pyrazine; 2-Isobutyl-5-ethyl-3-methylpyrazine; 5-Ethyl-3-methyl-2-isobutylpyrazine; FEMA 4395; Pyrazine, 2-(2-methylpropyl)-5-ethyl-3-methyl-; 2-(2-Methylpropyl)-5-ethyl-3-methylpyrazine
EINECS	Contact for details

Quality Control

Our Pyrazine, 5-Ethyl-3-Methyl-2-(2-Methylpropyl)- (9Ci) is produced and tested to meet the stringent requirements of the flavor and fragrance industry. Quality is assured through rigorous analytical protocols including GC, GC-MS, and NMR to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing purity, specific gravity, refractive index, and organoleptic assessment is provided with each batch to ensure consistency and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to preserve organoleptic quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	0.920 - 0.940
Refractive Index (20°C)	1.480 - 1.500
Organoleptic Assessment	Characteristic nutty, roasted odor

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.