Description

4-Methyl-Thiophene-2-Carboxylic Acid Ethyl Ester is a high-purity organic building block and versatile chemical intermediate essential for advanced synthesis. This compound is valued for its role in constructing complex heterocyclic systems and functionalized molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly those containing thiophene scaffolds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides requiring specific heterocyclic frameworks.
• Material Science Research: Serves as a precursor for organic electronic materials, conductive polymers, and liquid crystals.
• Chemical Research & Development: Employed in organic synthesis for constructing complex molecules, including ligands for catalysis.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific sulfur-containing aroma compounds.

Basic Information

Product Name	4-Methyl-Thiophene-2-Carboxylic Acid Ethyl Ester
CAS No.	14282-79-2
Molecular Formula	C8H10O2S
Molecular Weight	170.23 g/mol
Synonyms	Ethyl 4-Methyl-2-thiophenecarboxylate; Ethyl 4-Methylthiophene-2-carboxylate; 4-Methyl-2-thiophenecarboxylic Acid Ethyl Ester; 2-Thiophenecarboxylic acid, 4-methyl-, ethyl ester; 4-Methylthiophene-2-carboxylic acid ethyl ester; Ethyl 4-methyl-2-thienylcarboxylate; 4-Methyl-2-carbethoxythiophene
EINECS	Contact for details

Quality Control

Our 4-Methyl-Thiophene-2-Carboxylic Acid Ethyl Ester is produced under strict quality management protocols. Every 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 and 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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