Description

1-Benzothiophene-7-Carboxylic Acid is a high-purity organic building block and heterocyclic carboxylic acid derivative essential for advanced chemical synthesis. This compound serves as a critical intermediate in the research and development of novel pharmaceuticals and functional materials. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system and inflammatory diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators that incorporate the benzothiophene scaffold.
• Material Science: Serves as a precursor for organic semiconductors, liquid crystals, and conductive polymers due to its fused aromatic system.
• Chemical Synthesis Building Block: Employed in Suzuki, Heck, and other cross-coupling reactions to introduce the functionalized benzothiophene moiety into larger molecules.
• Dye & Pigment Intermediate: Utilized in the production of specialized dyes and optical brighteners.
• Academic & Contract Research: A valuable reagent for methodological studies and discovery chemistry in university and CRO laboratories.

Basic Information

Product Name	1-Benzothiophene-7-Carboxylic Acid
CAS No.	10134-98-2
Molecular Formula	C9H6O2S
Molecular Weight	178.21 g/mol
Synonyms	7-Carboxy-1-benzothiophene; 1-Benzothiophene-7-carboxylic acid; Benzo[b]thiophene-7-carboxylic acid; 7-Benzothiophenecarboxylic Acid; NSC 403116; 7-Carboxybenzo[b]thiophene; 1-Thianaphthene-7-carboxylic acid
EINECS	Contact for details

Quality Control

Our 1-Benzothiophene-7-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment and is 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 oxidizing agents and strong 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.