Description

2,3-Dihydrothiophene is a versatile, sulfur-containing heterocyclic compound that serves as a key synthetic intermediate in advanced organic chemistry. Its partially saturated thiophene ring structure makes it a valuable building block for constructing complex molecules in pharmaceutical and agrochemical research. This compound is primarily sought after by R&D chemists and process development scientists working on novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting the central nervous system or possessing anti-infective properties.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, where the sulfur heterocycle contributes to biological activity.
• Material Science Research: Serves as a monomer or building block for developing conductive polymers, organic semiconductors, and other specialty materials.
• Ligand and Catalyst Development: Employed in the creation of novel sulfur-containing ligands for transition metal catalysis, useful in asymmetric synthesis.
• Flavor and Fragrance Chemistry: Acts as an intermediate for synthesizing sulfur-containing aroma compounds, contributing to meaty or roasted notes.
• Organic Synthesis Building Block: Utilized in cycloaddition reactions, ring-opening transformations, and as a scaffold for constructing more complex heterocyclic systems.

Basic Information

Product Name	2,3-Dihydrothiophene
CAS No.	1120-59-8
Molecular Formula	C4H6S
Molecular Weight	86.16 g/mol
Synonyms	2,3-Dihydrothiophene; 2,3-Dihydrothiofuran; δ³-Dihydrothiophene; 2,5-Dihydrothiophene (tautomer); 3,4-Dihydro-2H-thiophene; Thiophene, 2,3-dihydro-; 2H-Thiophene, 3,4-dihydro-
EINECS	214-317-7

Quality Control

Our 2,3-Dihydrothiophene is produced under stringent quality management protocols. Each batch is analyzed using advanced chromatographic and spectroscopic techniques to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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