2-Chlorothiophene

CAS Number: 96-43-5

Molecular Formula: C4H3ClS

Purity: 2-Chlorothiophene 98% purity

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About 2-Chlorothiophene

2-Chlorothiophene (CAS 96-43-5) has emerged as an indispensable high purity fine chemical within the United States API intermediates market, where its role as a precursor for the anticoagulant Rivaroxaban drives significant volume for domestic CDMOs requiring Pharma/API purity 99%. Alpha-chlorothiophene serves as a cri...

Synonyms

2-CHLOROTHIOPHENE
96-43-5
2-Thienyl chloride
Thiophene, 2-chloro-
2-Chloro thiophene

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2-Chlorothiophene Specifications

CAS Number

96-43-5

Molecular Formula

C4H3ClS

Molecular Weight

118.58 g/mol

IUPAC Name

2-chlorothiophene

Canonical SMILES

C1=CSC(=C1)Cl

InChI Key

GSFNQBFZFXUTBN-UHFFFAOYSA-N

InChI

InChI=1S/C4H3ClS/c5-4-2-1-3-6-4/h1-3H

EINECS Number

202-505-3

MDL Number

MFCD00005421

HSN No

29349900

CAS Number

96-43-5

Molecular Formula

C4H3ClS

Molecular Weight

118.58 g/mol

IUPAC Name

2-chlorothiophene

Canonical SMILES

C1=CSC(=C1)Cl

InChI Key

GSFNQBFZFXUTBN-UHFFFAOYSA-N

InChI

InChI=1S/C4H3ClS/c5-4-2-1-3-6-4/h1-3H

EINECS Number

202-505-3

MDL Number

MFCD00005421

HSN No

29349900

Molecular Weight

118.58 g/mol

Purity

2-Chlorothiophene 98% purity

Melting Point

-71.9 °C

Boiling Point

128 °C

Freezing point

-71.9°C

Flash Point

22 °C

Density

1.286 g/mL

Precise Quality

96-43-5

PSA

28.2 Å²

logP

2.54

Average mass

118.58 g/mol

Monoisotopic mass

117.9643990 Da

Molar mass

118.58 g/mol

Vapour pressure

13.0±0.2 mmHg at 25°C

Safety & Hazard

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Pharmaceutical Intermediate

A key building block utilized in the synthesis of various medicinal compounds, particularly as a precursor for anti-inflammatory agents, antimicrobial drugs, and the anticoagulant API Rivaroxaban

Agrochemical Intermediate

A critical organic intermediate employed in the production of crop protection chemicals, including herbicides, fungicides, and insecticides such as the nematicide Tioxazafen

Organic Synthesis Reagent

A versatile heterocyclic building block used in chemical research for the preparation of substituted thiophene derivatives via Suzuki and Heck cross-coupling reactions

Material Science Component

A functionalized monomer used in the development of advanced materials, including conductive polymers, organic semiconductors, and liquid crystals for optoelectronic applications.