Description

5-Chloro-3-Methyl-1-Benzothiophene-2-Carboxylic Acid is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound serves as a critical intermediate in the development of novel pharmaceuticals and agrochemicals, particularly for creating active molecules with specific structural motifs. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds targeting central nervous system (CNS) disorders and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides, leveraging its benzothiophene core.
• Material Science Research: Serves as a monomer or building block for developing organic semiconductors, conductive polymers, and advanced organic electronic materials.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized dyes and pigments due to its fused aromatic structure, which can influence color and stability.
• Ligand Synthesis for Catalysis: Utilized to create novel ligands for transition metal catalysts used in cross-coupling and other organic transformations.

Basic Information

Product Name	5-Chloro-3-Methyl-1-Benzothiophene-2-Carboxylic Acid
CAS No.	50451-84-8
Molecular Formula	C10H7ClO2S
Molecular Weight	226.68 g/mol
Synonyms	5-Chloro-3-methylbenzo[b]thiophene-2-carboxylic acid; 2-Benzothiophenecarboxylic acid, 5-chloro-3-methyl-; 5-Chloro-3-methyl-1-benzothiophene-2-carboxylic acid; 5-Chloro-3-methylbenzothiophene-2-carboxylic acid; 3-Methyl-5-chlorobenzothiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 5-Chloro-3-Methyl-1-Benzothiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

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%
Heavy Metals	≤ 20 ppm

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