Description

Methyl-3-Hydroxy-2-Thiophenecarboxylate Potassium Salt is a high-purity, organosulfur chemical intermediate with significant synthetic utility. This compound is valued for its role as a versatile building block in the development of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists in the fine chemical and active pharmaceutical ingredient (API) manufacturing sectors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those containing thiophene or fused heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides that leverage the thiophene moiety for bioactivity.
• Material Science Research: Serves as a monomer or functional unit in the development of advanced polymers and organic electronic materials.
• Chemical Research & Development: Employed as a versatile synthon for constructing complex sulfur-containing heterocycles in academic and industrial laboratories.
• Ligand and Catalyst Preparation: Utilized in the preparation of specialized ligands for metal-catalyzed cross-coupling reactions and other catalytic processes.

Basic Information

Product Name	Methyl-3-Hydroxy-2-Thiophenecarboxylate Potassium Salt
CAS No.	156432-26-7
Molecular Formula	C6H5KO3S
Molecular Weight	196.27 g/mol
Synonyms	Potassium 3-hydroxy-2-thiophenecarboxylate methyl ester; Potassium Methyl 3-Hydroxythiophene-2-carboxylate; Methyl 3-Hydroxythiophene-2-carboxylate Potassium Salt; 2-Thiophenecarboxylic acid, 3-hydroxy-, methyl ester, potassium salt; 3-Hydroxy-2-thiophenecarboxylic acid methyl ester potassium salt; 3-Hydroxythiophene-2-carboxylic acid methyl ester potassium salt
EINECS	Contact for details

Quality Control

Our Methyl-3-Hydroxy-2-Thiophenecarboxylate Potassium Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, impurity profile, and residual solvents is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines

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