Description

3,4-Bis-(4-Chloro-Phenyl)-2,5-Dihydro-Thiophene is a high-purity, specialized organic intermediate featuring a unique dihydrothiophene core flanked by chlorinated phenyl groups. This compound matters for its role as a critical building block in advanced chemical synthesis, enabling the development of novel materials and active pharmaceutical ingredients (APIs). It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing new molecules with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, where its chlorinated aromatic structure can contribute to biological activity.
• Material Science: Acts as a monomer or functional additive in the research of advanced polymers, liquid crystals, or organic semiconductors.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic compounds through various cyclization and functionalization reactions.
• Chemical Reference Standard: Supplied as a high-purity standard for analytical method development, quality control, and regulatory submissions in related industries.

Basic Information

Product Name	3,4-Bis-(4-Chloro-Phenyl)-2,5-Dihydro-Thiophene
CAS No.	951384-58-0
Molecular Formula	C16H12Cl2S
Molecular Weight	307.24 g/mol
Synonyms	3,4-Bis(4-chlorophenyl)-2,5-dihydrothiophene; 2,5-Dihydro-3,4-bis(4-chlorophenyl)thiophene; 3,4-Bis(p-chlorophenyl)-2,5-dihydrothiophene; 4,4'-(2,5-Dihydrothiophene-3,4-diyl)bis(chlorobenzene); 951384-58-0; 3,4-Bis(4-chlorophenyl)-2,5-dihydrothiophene; 3,4-Di(4-chlorophenyl)-2,5-dihydrothiophene
EINECS	Contact for details

Quality Control

Our 3,4-Bis-(4-Chloro-Phenyl)-2,5-Dihydro-Thiophene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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