Description

3-Thiophenecarboxylic Acid, 2-[(2-Chloroacetyl)Amino]-(2-Thienyl)-, Ethyl Ester is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging the thiophene moiety for biological activity.
• Material Science: Serves as a building block for organic semiconductors, conductive polymers, and other electronic materials due to the thiophene backbone.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and exploring new reaction pathways.
• Ligand and Catalyst Development: Useful in the preparation of specialized ligands for metal-catalyzed reactions.

Basic Information

Product Name	3-Thiophenecarboxylic Acid, 2-[(2-Chloroacetyl)Amino]-(2-Thienyl)-, Ethyl Ester
CAS No.	315676-33-6
Molecular Formula	C13H12ClNO3S2
Molecular Weight	329.82 g/mol
Synonyms	Ethyl 2-[(2-chloroacetamido)](2-thienyl)-3-thiophenecarboxylate; 2-[(2-Chloroacetyl)amino]-3-(2-thienylcarbonyl)thiophene ethyl ester; 2-[(2-Chloroacetamido)]-3-(2-thienyl)-thiophene-5-carboxylic acid ethyl ester; 3-Thienyl, 2-[(2-chloroacetyl)amino]-, ethyl ester; 2-(2-Chloroacetamido)-3-(thiophene-2-carbonyl)thiophene ethyl ester
EINECS	Contact for details

Quality Control

Our 3-Thiophenecarboxylic Acid, 2-[(2-Chloroacetyl)Amino]-(2-Thienyl)-, Ethyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP guidelines where applicable to support our clients in regulated development pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong bases and oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.