Description

5-Isobutyl-2,3-Dimethylpyrazine is a high-purity alkylpyrazine compound, a key flavor and fragrance ingredient prized for its potent, nutty, and roasted aroma profile. Its primary value lies in its ability to impart authentic roasted, coffee, and nutty nuances to complex flavor formulations, enhancing product authenticity and consumer appeal. This product is essential for flavorists and perfumers in the food & beverage, flavor & fragrance (F&F), and cosmetic industries seeking to create sophisticated sensory experiences.

Application

• Flavor Creation: A key component in building roasted, nutty, coffee, and cocoa flavor profiles for snacks, beverages, and confectionery.
• Fragrance Formulation: Used as a middle note to add warm, earthy, and roasted nuances to fine fragrances, personal care, and home care products.
• Food & Beverage Enhancement: Imparts authentic roasted character to coffee, nut-based products, meat flavorings, and savory applications.
• Aroma Chemical Intermediate: Serves as a building block for the synthesis of more complex pyrazine derivatives in specialty chemical manufacturing.
• Tobacco Flavoring: Used to enhance and modify the aroma profile of tobacco products.

Basic Information

Product Name	5-Isobutyl-2,3-Dimethylpyrazine
CAS No.	54410-83-2
Molecular Formula	C10H16N2
Molecular Weight	164.25 g/mol
Synonyms	2,3-Dimethyl-5-isobutylpyrazine; 5-(2-Methylpropyl)-2,3-dimethylpyrazine; 2,3-Dimethyl-5-(2-methylpropyl)pyrazine; Isobutyl dimethyl pyrazine; FEMA 3133; Pyrazine, 5-isobutyl-2,3-dimethyl-
EINECS	259-161-5

Quality Control

Our 5-Isobutyl-2,3-Dimethylpyrazine is manufactured under strict quality management systems. It is produced to meet the stringent requirements of the flavor and fragrance industry, with purity and organoleptic properties as critical quality attributes. Certificates of Analysis (COA) documenting identity, purity (Assay), and organoleptic profile are available for every batch upon request.

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 sealed when not in use and stored away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20/20°C)	0.930 - 0.950
Organoleptic Profile	Characteristic strong, nutty, roasted odor

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