Description

2,5-Dihydrothiophene is a versatile sulfur-containing heterocyclic compound with significant utility in advanced organic synthesis. Its unique structure makes it a valuable building block for the development of pharmaceuticals, agrochemicals, and novel materials. This intermediate is particularly sought after by research and development chemists in the fine chemical and pharmaceutical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides.
• Material Science: Serves as a monomer or building block for specialty polymers and advanced materials with specific electronic or mechanical properties.
• Organic Synthesis Reagent: Employed in cycloaddition reactions, ring-opening polymerizations, and as a ligand precursor in catalysis.
• Flavor & Fragrance Industry: Acts as an intermediate for creating sulfur-containing aroma compounds.
• Research & Development: A crucial compound for academic and industrial research in medicinal chemistry and synthetic methodology development.

Basic Information

Product Name	2,5-Dihydrothiophene
CAS No.	1708-32-3
Molecular Formula	C4H6S
Molecular Weight	86.16 g/mol
Synonyms	2,5-Dihydrothiophene; 2,5-Dihydrothiofuran; 2,3-Dihydro-1,4-dithiin (tautomer); Thiolefin; 1,4-Dihydro-1,4-dithiin; 2,5-Dihydrothiophen; Cyclic vinyl sulfide; 2,5-Dihydrothiofuran
EINECS	216-967-8

Quality Control

Our 2,5-Dihydrothiophene is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure high purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available for all commercial quantities and are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 2°C and 8°C for long-term stability, or at controlled room temperature (15-25°C) for short-term use. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 3.0%

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