Description

Ethyl 3-Amino-4-Chlorobenzo[B]Thiophen-2-Carboxylate is a high-purity, 97% grade organic intermediate of significant importance in advanced chemical synthesis. This compound matters for its role as a versatile building block in the development of complex heterocyclic molecules, offering a reactive amino and ester functional group on a chlorinated benzothiophene scaffold. It is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides and fungicides, leveraging the benzothiophene core for biological activity.
• Material Science Research: Serves as a monomer or building block for developing organic semiconductors and advanced polymers with specific electronic properties.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized heterocyclic dyes and organic pigments due to its fused ring structure.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D in organic chemistry, enabling the construction of complex molecular libraries.

Basic Information

Product Name	Ethyl 3-Amino-4-Chlorobenzo[B]Thiophen-2-Carboxylate, 97%
CAS No.	67189-92-8
Molecular Formula	C11H10ClNO2S
Molecular Weight	255.72 g/mol
Synonyms	Ethyl 3-Amino-4-Chlorobenzo[B]Thiophene-2-Carboxylate; 3-Amino-4-chlorobenzo[b]thiophene-2-carboxylic acid ethyl ester; 4-Chloro-3-aminobenzo[b]thiophene-2-carboxylic acid ethyl ester; 2-Carbethoxy-3-amino-4-chlorobenzo[b]thiophene; Ethyl 3-amino-4-chloro-1-benzothiophene-2-carboxylate; 67189-92-8; Benzo[b]thiophene-2-carboxylic acid, 3-amino-4-chloro-, ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 3-Amino-4-Chlorobenzo[B]Thiophen-2-Carboxylate undergoes rigorous quality testing to ensure compliance with industry standards for fine chemical intermediates. We employ advanced analytical techniques, including HPLC and GC, to verify identity, purity, and impurity profiles. Certificates of Analysis (COA) are available upon request, providing batch-specific data to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive and should be stored away from light. Due to its potential for oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (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.