Description

2-Butyl-4-Ethyl-5-Methylthiazole is a high-purity, organosulfur compound belonging to the thiazole class, valued for its potent and distinctive organoleptic properties. This compound is a key flavor and fragrance ingredient, prized for its ability to impart green, nutty, and roasted notes. It is essential for manufacturers in the flavor and fragrance industry, as well as for research and development in synthetic chemistry and material science.

Application

• Flavor & Fragrance Industry: A crucial building block for creating complex flavor profiles, particularly for savory, roasted, nutty, and green notes in food products, beverages, and savory applications.
• Aroma Chemicals: Used in the synthesis of advanced aroma molecules for perfumery, personal care products, and household goods.
• Food & Beverage Additives: Employed as a flavor enhancer and modifier in processed foods, snacks, and savory formulations.
• Pharmaceutical Intermediates: Serves as a valuable synthetic intermediate in the research and development of novel pharmaceutical compounds.
• Agrochemical Synthesis: Utilized in the production of certain specialty agrochemicals and pesticides.
• Research & Development: Used in academic and industrial R&D for studying heterocyclic chemistry and developing new functional materials.

Basic Information

Product Name	2-Butyl-4-Ethyl-5-Methylthiazole
CAS No.	52414-88-7
Molecular Formula	C10H17NS
Molecular Weight	183.31 g/mol
Synonyms	2-Butyl-4-ethyl-5-methyl-1,3-thiazole; 4-Ethyl-2-butyl-5-methylthiazole; 5-Methyl-2-butyl-4-ethylthiazole; FEMA 3619; Thiazole, 2-butyl-4-ethyl-5-methyl-; Flavor ingredient 2-butyl-4-ethyl-5-methylthiazole
EINECS	Contact for details

Quality Control

Our 2-Butyl-4-Ethyl-5-Methylthiazole is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC and GC-MS, to ensure high purity, consistent organoleptic quality, and batch-to-batch reliability. Certificates of Analysis (COA) detailing identity, purity, and specific impurity profiles are provided and available upon request to support your quality assurance protocols.

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). This product is light-sensitive and easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon blanket) to maintain optimal stability and prevent degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.495 - 1.505
Specific Gravity (20/20°C)	0.950 - 0.970
Related Substances (GC)	Contact for details

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