Description

3-Chloro-6-Nitro-Benzo[B]Thiophene-2-Carboxylic Acid is a high-purity, synthetically valuable heterocyclic building block. This compound is essential for advanced organic synthesis, particularly in the development of novel pharmaceutical intermediates and functional materials. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

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 Research: Serves as a core scaffold for developing new herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science: Used in the research and development of organic semiconductors, conductive polymers, and advanced photonic materials due to its electron-deficient thiophene core.
• Dye & Pigment Synthesis: Acts as an intermediate for producing specialized dyes, pigments, and fluorescent markers.
• Academic & Contract Research: A valuable reagent for methodological studies in organic chemistry and for custom synthesis projects in CROs (Contract Research Organizations).

Basic Information

Product Name	3-Chloro-6-Nitro-Benzo[B]Thiophene-2-Carboxylic Acid
CAS No.	34576-91-5
Molecular Formula	C9H4ClNO4S
Molecular Weight	257.65 g/mol
Synonyms	3-Chloro-6-nitrobenzo[b]thiophene-2-carboxylic acid; 2-Benzo[b]thiophenecarboxylic acid, 3-chloro-6-nitro-; 3-Chloro-6-nitro-2-benzothiophenecarboxylic acid; 34576-91-5; 3-Chloro-6-nitrobenzo[b]thiophene-2-carboxylate; 3-Chloro-6-nitro-1-benzothiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 3-Chloro-6-Nitro-Benzo[B]Thiophene-2-Carboxylic Acid adheres to stringent in-process controls and final batch analysis to ensure consistent high purity and reliable performance in sensitive synthetic applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We operate under a quality management system and can supply material meeting the specific requirements for research and cGMP manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound may be moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	Yellow to light brown 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%
Heavy Metals	≤ 20 ppm

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