Description

2-Chloro-1-(2,5-Dimethylthien-3-Yl)Ethanone is a specialized organic building block featuring a reactive α-chloroketone group attached to a substituted thiophene ring. This compound matters as a versatile and critical intermediate for synthesizing complex molecules in advanced research and development. It is primarily needed by the pharmaceutical and agrochemical industries for the construction of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing thiophene heterocycles.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides.
• Material Science Research: Serves as a monomer or functionalization agent in the development of novel polymers and organic electronic materials.
• Chemical Research & Development: A valuable building block for medicinal chemistry, facilitating structure-activity relationship (SAR) studies and library synthesis.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	2-Chloro-1-(2,5-Dimethylthien-3-Yl)Ethanone
CAS No.	31772-43-7
Molecular Formula	C8H9ClOS
Molecular Weight	188.67 g/mol
Synonyms	3-Acetyl-2,5-dimethylthiophene Chloride; 2,5-Dimethyl-3-chloroacetylthiophene; 1-(2,5-Dimethyl-3-thienyl)-2-chloroethanone; 2-Chloro-1-(2,5-dimethyl-3-thienyl)ethanone; 3-Chloroacetyl-2,5-dimethylthiophene; α-Chloro-2,5-dimethyl-3-acetylthiophene; 2-Chloro-1-(2,5-dimethylthiophen-3-yl)ethan-1-one
EINECS	Contact for details

Quality Control

Our 2-Chloro-1-(2,5-Dimethylthien-3-Yl)Ethanone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our industrial and research clients. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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). Keep away from strong acids and incompatible organic solvents. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

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%

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