Description

3-Thiophenecarboxylic Acid, 2-[(3-Chloro-1-Oxopropyl)Amino]-4-(4-Chlorophenyl)-, Ethyl Ester is a specialized, high-purity organic intermediate designed for advanced chemical synthesis. This compound matters for its role as a critical building block in the development of complex molecules, offering precise structural functionality for research and production. It is primarily needed by pharmaceutical R&D teams and fine chemical manufacturers engaged in creating novel active ingredients and high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in medicinal chemistry research targeting specific biological pathways.
• Agrochemical Development: Used in the research and production of advanced pesticides and herbicides, leveraging its unique thiophene and chlorophenyl structure.
• Material Science Research: Serves as a monomer or functional additive in the development of specialty polymers and organic electronic materials.
• Chemical Synthesis: Employed as a versatile building block for constructing complex heterocyclic compounds in academic and industrial laboratories.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized colorants and functional dyes due to its conjugated system.

Basic Information

Product Name	3-Thiophenecarboxylic Acid, 2-[(3-Chloro-1-Oxopropyl)Amino]-4-(4-Chlorophenyl)-, Ethyl Ester
CAS No.	457621-59-9
Molecular Formula	C16H15Cl2NO3S
Molecular Weight	372.26 g/mol
Synonyms	Ethyl 2-[(3-chloro-1-oxopropyl)amino]-4-(4-chlorophenyl)-3-thiophenecarboxylate; 2-[(3-Chloropropanoyl)amino]-4-(4-chlorophenyl)thiophene-3-carboxylic acid ethyl ester; 4-(4-Chlorophenyl)-2-[(3-chloro-1-oxopropyl)amino]-3-thiophenecarboxylic acid ethyl ester; 457621-59-9; AKOS B018451; BCP13833; CS-W009767; STL283910.
EINECS	Contact for details

Quality Control

Our 3-Thiophenecarboxylic Acid, 2-[(3-Chloro-1-Oxopropyl)Amino]-4-(4-Chlorophenyl)-, Ethyl Ester is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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