Description

3-Thiophenezoic Acid is a versatile heterocyclic carboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its unique thiophene ring, which imparts distinct electronic properties essential for developing functional materials and active pharmaceutical ingredients. This compound is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for creating novel compounds and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides, leveraging the bioactivity of the thiophene moiety.
• Material Science & Organic Electronics: Serves as a monomer or building block for conductive polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Ligand & Catalyst Development: Employed in the preparation of specialized ligands for metal-organic frameworks (MOFs) and homogeneous catalysis.
• Chemical Research & Development: A fundamental reagent in academic and industrial R&D for exploring new organic reactions and heterocyclic chemistry.
• Dye & Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and pigments with enhanced stability and color properties.

Basic Information

Product Name	3-Thiophenezoic Acid
CAS No.	88-13-1
Molecular Formula	C5H4O2S
Molecular Weight	128.15 g/mol
Synonyms	3-Thiophenecarboxylic Acid; Thiophene-3-carboxylic Acid; 3-Carboxythiophene; β-Thiophenecarboxylic Acid; 3-Thenoic Acid; T3CA; 3-Thienylcarboxylic Acid; 3-Thiophenic Acid
EINECS	201-800-5

Quality Control

Our 3-Thiophenezoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets high-purity standards suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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 organic solvents. The container must be kept tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	136 - 140 °C
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.