Description

2,3-Diethyl-5-Methylpyrazine is a high-purity heterocyclic compound belonging to the alkylpyrazine family. It serves as a potent and versatile flavor and fragrance ingredient, prized for its nutty, roasted, and earthy organoleptic properties. This compound is essential for formulators in the food & beverage, flavor & fragrance (F&F), and cosmetic industries seeking to create authentic and complex sensory profiles.

Application

• Flavor & Fragrance Formulation: A key building block for creating roasted, nutty, coffee, chocolate, and meaty flavor notes in savory applications, snacks, and beverages.
• Food & Beverage Industry: Used as a flavor enhancer and modifier in processed foods, seasonings, soups, sauces, and ready-to-drink products.
• Cosmetics & Personal Care: Incorporated into fine fragrances, soaps, and lotions to impart warm, earthy base notes.
• Aroma Chemical Synthesis: Acts as a valuable intermediate or reference standard in the synthesis of more complex aroma molecules.
• Research & Development: Serves as an analytical standard and a reagent in flavor chemistry research and sensory science studies.

Basic Information

Product Name	2,3-Diethyl-5-Methylpyrazine
CAS No.	18138-04-0
Molecular Formula	C9H14N2
Molecular Weight	150.22 g/mol
Synonyms	5-Methyl-2,3-diethylpyrazine; 2,3-Diethyl-5-methyl-1,4-diazine; 2,3-Diethyl-5-methylpyrazine; FEMA 3916; Pyrazine, 2,3-diethyl-5-methyl-; Nutty pyrazine; Roasted pyrazine
EINECS	242-027-5

Quality Control

Our 2,3-Diethyl-5-Methylpyrazine is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards for flavor ingredients, including FEMA and FCC guidelines where applicable. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and safety parameters, available upon request to guarantee traceability and consistency for your formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.495 - 1.505
Specific Gravity (20/20°C)	0.950 - 0.980
Solubility	Miscible with alcohol, oils; insoluble in water

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