Description

2,3-Dihydro-5,6-Dimethylpyrazine CAS NO 15986-92-2 is a heterocyclic organic compound belonging to the pyrazine family, valued for its distinctive nutty, roasted aroma. This chemical serves as a key flavor and fragrance intermediate, enabling the creation of authentic savory and roasted notes in various formulations. It is primarily sought after by manufacturers in the flavor and fragrance, food ingredient, and advanced chemical synthesis industries.

Application

• Flavor & Fragrance Industry: A crucial building block for creating and enhancing nutty, roasted, coffee, chocolate, and meat-like flavor profiles in food products, beverages, and savory snacks.
• Food Ingredient Manufacturing: Used in the production of reaction flavors (e.g., Maillard reaction flavors) and as a component in flavor enhancers for processed foods.
• Aroma Chemical Synthesis: Acts as a versatile intermediate for synthesizing more complex aroma chemicals and specialty fragrance molecules used in perfumery.
• Pharmaceutical Intermediates: Serves as a precursor or building block in the synthesis of certain pharmaceutical compounds and active ingredients.
• Agrochemical Research: Utilized in research and development for creating novel agrochemicals, where the pyrazine core offers specific biological activity.
• Tobacco Flavoring: Employed to impart or modify the flavor characteristics in tobacco products.

Basic Information

Product Name	2,3-Dihydro-5,6-Dimethylpyrazine
CAS No.	15986-92-2
Molecular Formula	C6H10N2
Molecular Weight	110.16 g/mol
Synonyms	5,6-Dimethyl-2,3-dihydropyrazine; 5,6-Dimethyl-1,4-dihydropyrazine; 2,3-Dihydro-5,6-dimethyl-1,4-diazine; 5,6-Dimethyl-2,3-dihydro-1,4-diazine; Tetrahydro-5,6-dimethylpyrazine; 5,6-Dimethyl-2,3-dihydropyrazine (principal synonym); Roasted pyrazine derivative; Nutty pyrazine flavor intermediate
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-5,6-Dimethylpyrazine is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC and HPLC analysis, to ensure high purity and consistent organoleptic properties critical for flavor applications. Certificates of Analysis (COA) documenting identity, purity, and specific impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are securely sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability, though short-term storage at controlled room temperature (15-25°C) is acceptable.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.480 - 1.490
Specific Gravity (20/20°C)	0.980 - 1.020
Related Substances (GC)	Total impurities ≤ 2.0%

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