Description

Thiophene-2-Carboxylic Anhydride is a versatile and reactive heterocyclic building block essential for advanced organic synthesis. This compound serves as a key precursor for the introduction of the thiophene-2-carbonyl moiety into target molecules, enabling the development of novel chemical entities. It is particularly valuable for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to create compounds with specific electronic or binding properties.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing thiophene heterocycles.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides where the thiophene ring contributes to biological activity.
• Material Science & Organic Electronics: Serves as a monomer or precursor for conductive polymers, organic semiconductors, and non-linear optical materials.
• Ligand & Catalyst Development: Employed in the creation of specialized ligands for metal catalysis and organocatalysts.
• Dye & Pigment Manufacturing: Acts as an intermediate for synthesizing complex dyes and organic pigments.
• Research & Development: A fundamental reagent in academic and industrial R&D for exploring new chemical spaces and reaction methodologies.

Basic Information

Product Name	Thiophene-2-Carboxylic Anhydride
CAS No.	25569-97-5
Molecular Formula	C10H6O3S2
Molecular Weight	238.28 g/mol
Synonyms	2-Thiophenecarboxylic Anhydride; 2-Thiophenecarboxylic Acid Anhydride; Thiophene-2-carboxylic acid cyclic anhydride; 2-Thenoic Anhydride; Thiophene-2,2'-dicarboxylic Anhydride; 2-Carboxythiophene Anhydride; 2-Thienylcarboxylic Acid Anhydride
EINECS	Contact for details

Quality Control

Our Thiophene-2-Carboxylic Anhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

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). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent decomposition.

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.