Description

5-Thiophen-3-Yl-Furan-2-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. This compound is valued for its unique molecular architecture, which combines furan and thiophene moieties to create a versatile scaffold for pharmaceutical and materials research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active molecules and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Agrochemical Research: Serves as a core structure for developing new generation herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Organic Electronic Materials: Used in the research and development of organic semiconductors, conductive polymers, and non-linear optical (NLO) materials due to its conjugated system.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Acts as a building block for creating fluorescent tags, enzyme inhibitors, and other molecular probes for biological research.
• Polymer Modification: Incorporated into polymer backbones to impart specific electronic, thermal, or solubility properties to advanced polymeric materials.

Basic Information

Product Name	5-Thiophen-3-Yl-Furan-2-Carboxylic Acid
CAS No.	560993-95-5
Molecular Formula	C9H6O3S
Molecular Weight	194.21 g/mol
Synonyms	3-(2-Furoyl)thiophene; 2-Furoic acid, 5-(3-thienyl)-; 5-(Thiophen-3-yl)furan-2-carboxylic acid; 5-(3-Thienyl)-2-furancarboxylic acid; 3-Thiophen-3-ylfuran-2-carboxylic acid; Furan-2-carboxylic acid, 5-(3-thienyl)-; 560993-95-5
EINECS	Contact for details

Quality Control

Every batch of 5-Thiophen-3-Yl-Furan-2-Carboxylic Acid is manufactured under strict quality management systems and undergoes comprehensive analytical testing. We provide full traceability and guarantee product consistency. A detailed Certificate of Analysis (COA) confirming identity, purity, and impurity profiles is supplied with each shipment to ensure it meets your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). The product may be hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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