Description

2-Ethyl-3-Methylpyrazine is a heterocyclic organic compound belonging to the alkylpyrazine family, valued for its potent, nutty, and roasted aroma profile. This high-purity flavor and fragrance intermediate is essential for creating authentic savory and roasted notes in a wide range of consumer products. It is primarily sought after by manufacturers in the flavor & fragrance, food & beverage, and fine chemical synthesis industries for premium applications.

Application

• Flavor & Fragrance Industry: A key aroma chemical for creating and enhancing nutty, roasted, coffee, cocoa, and meat-like flavor profiles in savory snacks, beverages, and processed foods.
• Food & Beverage Manufacturing: Used as a high-impact flavoring agent in products such as roasted nuts, chocolate confectionery, coffee substitutes, and savory seasonings.
• Fine Chemical Synthesis: Serves as a versatile building block or intermediate in the synthesis of more complex aroma chemicals, pharmaceuticals, and agrochemicals.
• Research & Development: Utilized in analytical laboratories and R&D centers as a reference standard and for studying flavor chemistry and sensory science.

Basic Information

Product Name	2-Ethyl-3-Methylpyrazine
CAS No.	15707-23-0
Molecular Formula	C7H10N2
Molecular Weight	122.17 g/mol
Synonyms	2-Ethyl-3-methylpyrazine; 3-Methyl-2-ethylpyrazine; Ethylmethylpyrazine; FEMA 3155; Pyrazine, 2-ethyl-3-methyl-; 2,3-Diethylpyrazine (common misnomer); Roasted nut pyrazine; Flavor ingredient 3155
EINECS	239-815-7

Quality Control

Our 2-Ethyl-3-Methylpyrazine is produced and tested under a strict quality management system. Each batch is analyzed to meet high-purity standards suitable for flavor and fragrance applications, with specifications typically referencing FEMA and Food Grade guidelines. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and organoleptic properties is provided with every shipment to ensure full traceability and compliance.

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, keep containers tightly sealed when not in use and away from heat sources and open flames to prevent loss and maintain quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.498 - 1.502
Specific Gravity (20/20°C)	0.980 - 0.990
Odor	Characteristic, strong nutty-roasted

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