Description

4-Methyl-2-Propylthiazole is a high-purity, highly volatile heterocyclic compound valued for its potent, characteristic aroma. It serves as a key flavor and fragrance intermediate, imparting green, nutty, and earthy notes to complex formulations. This product is essential for manufacturers in the flavor & fragrance, food & beverage, and fine chemical synthesis industries seeking reliable, high-quality aroma chemicals.

Application

• Flavor & Fragrance Industry: A key building block for creating and enhancing savory, meaty, roasted, and nutty flavor profiles in processed foods, snacks, and savory applications.
• Perfumery: Used as a modifier in fragrance compositions to add green, earthy, and herbaceous nuances to fine fragrances, personal care, and household products.
• Food & Beverage: Employed in the formulation of natural and artificial flavorings for beverages, dairy products, and confectionery.
• Fine Chemical Synthesis: Acts as a versatile intermediate in organic synthesis for pharmaceuticals, agrochemicals, and other specialty chemicals.
• Aroma Chemical Production: A critical raw material for producing complex aroma chemicals and flavor blends.

Basic Information

Product Name	4-Methyl-2-Propylthiazole
CAS No.	52414-87-6
Molecular Formula	C7H11NS
Molecular Weight	141.23 g/mol
Synonyms	2-Propyl-4-methylthiazole; 4-Methyl-2-propyl-1,3-thiazole; FEMA 3576; 2-n-Propyl-4-methylthiazole; 4-Methyl-2-propylthiazole; Thiazole, 4-methyl-2-propyl-; Nutty pyrazine (related aroma descriptor)
EINECS	257-903-7

Quality Control

Our 4-Methyl-2-Propylthiazole is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC and GC-MS, to ensure identity, purity, and consistency meet the high standards required by the flavor and fragrance industry. Certificates of Analysis (COA) confirming specifications such as assay, odor, and appearance are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flame. Due to its highly volatile nature, keep container tightly sealed when not in use. Recommended storage temperature: 2-8°C (refrigerated) or as specified on the product label for optimal stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Odor	Characteristic, green, nutty, earthy
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.495 - 1.505
Specific Gravity (20/20°C)	0.980 - 1.000

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