Description

2-(2-Chloroethyl)Thiophene is a versatile organosulfur building block characterized by its reactive chloroethyl side chain. This compound is essential for the synthesis of complex heterocyclic molecules and advanced materials. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing thiophene-based heterocycles.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides, leveraging its structural motif for biological activity.
• Material Science: Serves as a monomer or functionalization agent in the production of conductive polymers, organic semiconductors, and advanced polymeric materials.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, nucleophilic substitutions, and cyclization processes to construct complex molecular architectures.
• Ligand and Catalyst Development: Utilized for creating novel ligands for metal catalysis and organocatalysts in asymmetric synthesis.
• Research & Development: A valuable reagent for medicinal chemistry, process chemistry, and exploratory synthetic projects in academic and industrial laboratories.

Basic Information

Product Name	2-(2-Chloroethyl)Thiophene
CAS No.	19995-38-1
Molecular Formula	C6H7ClS
Molecular Weight	146.64 g/mol
Synonyms	2-(2-Chloroethyl)thiophene; 2-Chloroethylthiophene; Thiophene-2-ethyl chloride; 2-Thienylethyl chloride; 1-(2-Thienyl)-2-chloroethane; 2-(2-Chloroethyl)-thiophene; β-Chloroethylthiophene
EINECS	243-418-3

Quality Control

Our 2-(2-Chloroethyl)Thiophene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and highly volatile nature, containers should be kept tightly sealed and away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
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.