Description

3-Formyl-2-Thiophenecarboxylic Acid is a versatile heterocyclic building block featuring both a formyl and a carboxylic acid functional group on the thiophene ring. This bifunctional nature makes it a critical intermediate for synthesizing complex molecules in advanced research and industrial applications. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting the central nervous system or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging the thiophene scaffold for enhanced bioactivity.
• Organic Electronics: Serves as a monomer or building block for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Ligand and Catalyst Development: The functional groups allow for chelation to metals, making it useful for creating novel ligands in catalytic systems.
• Material Science Research: Employed in the synthesis of advanced organic frameworks, dyes, and pigments with specific optical or electronic properties.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new heterocyclic chemistry and reaction pathways.

Basic Information

Item	Details
Product Name	3-Formyl-2-Thiophenecarboxylic Acid
CAS No.	19991-68-5
Molecular Formula	C6H4O3S
Molecular Weight	156.16 g/mol
Synonyms	2-Formylthiophene-3-carboxylic Acid; 3-Carboxy-2-thiophenecarboxaldehyde; 2-Thiophenecarboxylic acid, 3-formyl-; Thiophene-3-carboxylic acid, 2-formyl-; 3-Formylthiophene-2-carboxylic Acid; 2-Formyl-3-thiophenecarboxylic Acid; 3-Formyl-2-thiophenecarboxylic acid; 2-Thiophenecarboxaldehyde-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 3-Formyl-2-Thiophenecarboxylic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation and to minimize degradation.

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	≤ 1.0%
Residue on Ignition	≤ 0.1%

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