Description

2-Ethyl-4,5-dihydrothiazole is a versatile heterocyclic organic compound featuring a saturated thiazoline ring. This chemical is valued for its role as a key synthetic intermediate and flavor/fragrance ingredient due to its distinctive sulfurous, roasted, and nutty organoleptic properties. It is primarily sought after by manufacturers in the flavor and fragrance, agrochemical, and pharmaceutical industries for creating complex aroma profiles and bioactive molecules.

Application

• Flavor & Fragrance Industry: Used as a potent flavoring agent and aroma chemical to impart roasted, meaty, nutty, and savory notes in processed foods, savory snacks, and reaction flavors.
• Fragrance Compositions: Serves as a building block in fine perfumery and functional fragrances for creating unique sulfurous, green, and tropical nuances.
• Agrochemical Synthesis: Acts as a crucial intermediate in the production of certain pesticides, herbicides, and fungicides.
• Pharmaceutical Intermediates: Utilized in the synthesis of various heterocyclic compounds with potential biological activity.
• Chemical Research & Development: Employed as a reagent in organic synthesis for constructing complex sulfur-containing molecular architectures.

Basic Information

Product Name	2-Ethyl-4,5-dihydrothiazole
CAS No.	16982-46-0
Molecular Formula	C5H9NS
Molecular Weight	115.20 g/mol
Synonyms	2-Ethyl-2-thiazoline; 2-Ethyl-δ⁴-thiazoline; 2-Ethyl-4,5-dihydro-1,3-thiazole; 2-Ethylthiazolidine; FEMA 3990; 4,5-Dihydro-2-ethylthiazole; 2-Ethyl-2,3-dihydro-1,3-thiazole; Nutty thiazole
EINECS	Contact for details

Quality Control

Our 2-Ethyl-4,5-dihydrothiazole is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC and GC-MS, to ensure high purity and consistent organoleptic profile suitable for flavor and fragrance applications. Certificates of Analysis (COA) detailing identity, purity, and specific impurities are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.5080 - 1.5120
Specific Gravity (20/20°C)	1.020 - 1.040

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