Description

6-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylic acid is a high-purity, synthetically valuable heterocyclic carboxylic acid building block. This compound is essential for advanced organic synthesis, particularly in the development of novel pharmaceuticals and agrochemicals. It is primarily sought after by research and development chemists, process development scientists, and manufacturers in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) with potential central nervous system (CNS) or anti-inflammatory activity.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, or insecticides, leveraging its fused bicyclic thiophene structure.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of advanced organic electronic materials or specialty polymers.
• Ligand and Catalyst Development: The carboxylic acid group allows for derivatization into chelating ligands for metal catalysis or organocatalysts.
• Chemical Biology Probe Synthesis: Utilized in medicinal chemistry to create molecular probes for target identification and validation studies.
• Custom Synthesis and Contract Manufacturing: A critical building block for custom synthesis houses serving the life sciences sector.

Basic Information

Product Name	6-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylic Acid
CAS No.	900137-02-2
Molecular Formula	C11H14O2S
Molecular Weight	210.29 g/mol
Synonyms	6-Methyl-4,5,6,7-tetrahydro-1-benzothiophene-2-carboxylic acid; 6-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylic acid; 2-Carboxy-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene; 6-Methyl-4,5,6,7-tetrahydro-2-benzothiophenecarboxylic acid; 900137-02-2; 6-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylate (anion form)
EINECS	Contact for details

Quality Control

Our production of 6-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylic acid adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. All materials are accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We operate under a quality management system and can supply material suitable for research and development under current Good Manufacturing Practice (cGMP) guidelines for advanced intermediates.

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). Keep away from strong acids and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maximize stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.