Description

2-Chlorothiophene is a versatile halogenated heterocyclic building block essential for advanced organic synthesis. Its primary value lies in its reactivity, serving as a key precursor for the development of complex molecules in pharmaceuticals and agrochemicals. This compound is particularly critical for researchers and manufacturers in the fine chemical, pharmaceutical, and material science industries seeking to introduce functionalized thiophene cores into their target structures.

Application

• Pharmaceutical Intermediates: A crucial synthon for the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules containing thiophene rings.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides where the chlorothiophene moiety imparts specific biological activity.
• Material Science & Organic Electronics: Serves as a monomer or precursor for conductive polymers, organic semiconductors, and other advanced electronic materials.
• Ligand & Catalyst Development: Employed in the creation of specialized ligands for metal catalysis and organocatalysts.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of complex dyes and organic pigments.
• Research & Development: A fundamental reagent in academic and industrial R&D for exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	2-Chlorothiophene
CAS No.	96-43-5
Molecular Formula	C4H3ClS
Molecular Weight	118.58 g/mol
Synonyms	2-Chlorothiophene; α-Chlorothiophene; Thiophene, 2-chloro-; 2-Chloro-thiophene; 2-Thienyl chloride; 2-Chlorothiofuran; NSC 404087
EINECS	202-507-6

Quality Control

Our 2-Chlorothiophene is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity, potency, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature: 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0% Total impurities ≤ 2.0%
Refractive Index (n20D)	1.548 - 1.552
Density (20°C)	1.28 - 1.32 g/mL

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