Description

2-Thiophenecarboxylic Acid, 5-(2-Hydroxyethyl)-, Methyl Ester is a high-purity specialty chemical ester featuring a thiophene core with a pendant hydroxyethyl group. This unique structure makes it a valuable versatile building block for advanced synthesis in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in central nervous system (CNS) and anti-inflammatory therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging the thiophene moiety for biological activity.
• Liquid Crystal & OLED Materials: Serves as a precursor in the synthesis of organic semiconductors and electronic chemicals for display technologies.
• Polymer Modification: Acts as a functional monomer or cross-linking agent to impart specific properties to specialty polymers and coatings.
• Chemical Research: Employed as a standard or reagent in methodological development and organic synthesis studies within academic and industrial laboratories.
• Flavor & Fragrance Ingredient: Used in the synthesis of complex aroma chemicals, contributing sulfur-containing notes.

Basic Information

Product Name	2-Thiophenecarboxylic Acid, 5-(2-Hydroxyethyl)-, Methyl Ester
CAS No.	160744-13-8
Molecular Formula	C9H12O3S
Molecular Weight	200.25 g/mol
Synonyms	Methyl 5-(2-Hydroxyethyl)thiophene-2-carboxylate; 5-(2-Hydroxyethyl)thiophene-2-carboxylic Acid Methyl Ester; 2-Thiophenecarboxylic acid, 5-(2-hydroxyethyl)-, methyl ester; Methyl 5-(2-hydroxyethyl)-2-thiophenecarboxylate; 2-Thiophenecarboxylic acid, 5-(2-hydroxyethyl)- methyl ester; Thiophene-2-carboxylic acid, 5-(2-hydroxyethyl)-, methyl ester
EINECS	Contact for details

Quality Control

Our 2-Thiophenecarboxylic Acid, 5-(2-Hydroxyethyl)-, Methyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

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 acids and oxidizing agents. The product is moisture-sensitive; keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.