Description

5-Methoxy-Benzo[B]Thiophene-2-Carboxylic Acid is a high-purity, functionalized benzothiophene derivative serving as a critical building block in advanced organic synthesis. Its value lies in its unique molecular scaffold, which combines a methoxy-substituted benzothiophene core with a reactive carboxylic acid group, enabling precise chemical modifications. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and complex intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the benzothiophene moiety for bioactivity.
• Material Science: Serves as a monomer or functionalizing agent in the creation of specialty polymers and organic electronic materials.
• Chemical Synthesis: Acts as a versatile building block for constructing more complex heterocyclic compounds and fine chemicals in R&D laboratories.
• Ligand and Catalyst Development: The carboxylic acid group allows for chelation, making it useful in designing novel ligands for catalytic systems.

Basic Information

Product Name	5-Methoxy-Benzo[B]Thiophene-2-Carboxylic Acid
CAS No.	23046-02-8
Molecular Formula	C10H8O3S
Molecular Weight	208.23 g/mol
Synonyms	5-Methoxybenzo[b]thiophene-2-carboxylic acid; 5-Methoxy-1-benzothiophene-2-carboxylic Acid; 2-Carboxy-5-methoxybenzo[b]thiophene; 5-Methoxy-2-benzothiophenecarboxylic Acid; 23046-02-8; 5-Methoxybenzo[b]thiophene-2-carboxylate
EINECS	Contact for details

Quality Control

Every batch of 5-Methoxy-Benzo[B]Thiophene-2-Carboxylic Acid is manufactured under strict quality management protocols. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with industry standards and customer-specific requirements. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 organic solvents. The container must be kept tightly closed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 10 ppm

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