Description

3-Thiophenecarboxylic Acid, 5-Methyl-, Methyl Ester is a high-purity organic compound that serves as a versatile building block in advanced chemical synthesis. This specialty chemical is valued for its role in the development of novel materials and active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for creating complex heterocyclic structures.

Application

• Pharmaceutical Intermediates: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging the thiophene moiety for biological activity.
• Material Science Research: Acts as a precursor for conducting polymers and organic electronic materials, such as organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs).
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalytic systems.
• Fine Chemical Production: Serves as a building block for dyes, pigments, and other specialty fine chemicals.
• Academic & Industrial R&D: A valuable reagent for method development and exploratory synthesis in organic chemistry laboratories.

Basic Information

Product Name	3-Thiophenecarboxylic Acid, 5-Methyl-, Methyl Ester
CAS No.	88770-18-7
Molecular Formula	C7H8O2S
Molecular Weight	156.20 g/mol
Synonyms	Methyl 5-Methyl-3-thiophenecarboxylate; 5-Methyl-3-thiophenecarboxylic Acid Methyl Ester; 3-Carbomethoxy-5-methylthiophene; Methyl 5-Methylthiophene-3-carboxylate; 5-Methylthiophene-3-carboxylic Acid Methyl Ester; 3-(Methoxycarbonyl)-5-methylthiophene
EINECS	Contact for details

Quality Control

Our 3-Thiophenecarboxylic Acid, 5-Methyl-, Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee reliable performance in your sensitive applications.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.