Description

Ethyl (2,5-Dichlorothien-3-Yl)(Oxo)Acetate is a high-purity, synthetically valuable organic intermediate characterized by its reactive ester and ketone functional groups on a chlorinated thiophene backbone. This compound matters for its role as a critical building block in the synthesis of complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides, leveraging the bioactivity of the chlorinated thiophene moiety.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of advanced polymers and organic electronic materials.
• Chemical Synthesis Building Block: Provides a versatile scaffold for further chemical transformations, including hydrolysis, reduction, and cross-coupling reactions.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments where the thiophene structure imparts specific color and stability properties.

Basic Information

Product Name	Ethyl (2,5-Dichlorothien-3-Yl)(Oxo)Acetate
CAS No.	32766-64-6
Molecular Formula	C8H6Cl2O3S
Molecular Weight	253.10 g/mol
Synonyms	Ethyl 2,5-dichloro-3-oxo-3-thiopheneacetate; Ethyl (2,5-dichloro-3-thienyl)oxoacetate; 2,5-Dichloro-3-oxo-3-thiopheneacetic acid ethyl ester; 3-Thiopheneacetic acid, 2,5-dichloro-3-oxo-, ethyl ester; Ethyl (2,5-dichloro-3-thienyl)glyoxylate; Acetic acid, (2,5-dichloro-3-thienyl)oxo-, ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl (2,5-Dichlorothien-3-Yl)(Oxo)Acetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent batch-to-batch quality suitable for sensitive synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect the contents from moisture.

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.