Description

2,3-Dihydro-1-benzothiophene-2-carboxylic acid (Saltdata: Free) is a high-purity, versatile heterocyclic building block of significant importance in advanced organic synthesis. Its core value lies in its fused benzothiophene structure, which serves as a critical scaffold for developing novel pharmacologically active compounds. This intermediate is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly those focused on creating new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates targeting a range of therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic core.
• Material Science Research: Serves as a precursor for organic electronic materials and functional polymers.
• Chemical Research & Development: A versatile building block for constructing complex sulfur-containing heterocycles in academic and industrial labs.
• Ligand and Catalyst Development: Utilized in the synthesis of specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	2,3-Dihydro-1-benzothiophene-2-carboxylic acid (Saltdata: Free)
CAS No.	27916-82-1
Molecular Formula	C9H8O2S
Molecular Weight	180.22 g/mol
Synonyms	2,3-Dihydrobenzo[b]thiophene-2-carboxylic Acid; 2-Carboxy-2,3-dihydrobenzo[b]thiophene; 2,3-Dihydro-1-benzothiophene-2-carboxylic acid; Dihydrobenzothiophene-2-carboxylic Acid; 2,3-Dihydrobenzo[b]thiophene-2-carboxylic acid (Salt Free); 2,3-Dihydro-1-benzothiophene-2-carboxylic acid (Salt Free); 2,3-Dihydrobenzo[b]thiophene-2-carboxylic acid (Free Acid)
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-1-benzothiophene-2-carboxylic acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our commitment to quality supports your R&D and scale-up processes with reliable, high-purity material.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

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%

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