Description

2-Methyl-5-(2-Thienyl)-3-Furancarboxylic Acid is a high-value heterocyclic carboxylic acid building block featuring a fused thiophene-furan core structure. This compound is critical for advanced organic synthesis, particularly in the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders and anti-inflammatory pathways.
• Agrochemical Research: Used in the development of new generation herbicides and fungicides, leveraging its unique heterocyclic scaffold for bioactivity.
• Material Science: Acts as a monomer or functionalizing agent in the creation of conductive polymers, organic semiconductors, and advanced organic frameworks (MOFs/COFs).
• Chemical Synthesis Building Block: Provides a versatile platform for further derivatization (e.g., amide formation, esterification) to create libraries of compounds for high-throughput screening.
• Ligand Synthesis: Utilized in the preparation of specialized ligands for catalysis and metal-organic chemistry applications.

Basic Information

Product Name	2-Methyl-5-(2-Thienyl)-3-Furancarboxylic Acid
CAS No.	651005-90-2
Molecular Formula	C10H8O3S
Molecular Weight	208.23 g/mol
Synonyms	5-(Thiophen-2-yl)-2-methylfuran-3-carboxylic acid; 2-Methyl-5-(2-thienyl)furan-3-carboxylic acid; 3-Furancarboxylic acid, 2-methyl-5-(2-thienyl)-; 2-Methyl-5-(thiophen-2-yl)furan-3-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of 2-Methyl-5-(2-Thienyl)-3-Furancarboxylic Acid is produced under strict quality management protocols. We employ advanced analytical techniques including HPLC, GC-MS, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials. The container must be kept tightly closed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.