Description

Ethyl Thiophene-3-Carboxylate is a high-purity organic ester compound, serving as a critical building block in advanced chemical synthesis. Its value lies in providing a versatile thiophene-based scaffold for constructing complex molecules with tailored electronic and structural properties. This intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to innovate in active ingredient and functional material design.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the development of new-generation pesticides and herbicides, where the thiophene moiety can enhance biological activity.
• Material Science Research: Acts as a monomer or building block for creating conjugated polymers and organic semiconductors for electronic applications.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed cross-coupling reactions and other catalytic processes.
• Fine Chemical Production: Serves as a starting material for synthesizing flavors, fragrances, and other specialty chemicals requiring a thiophene core.

Basic Information

Product Name	Ethyl Thiophene-3-Carboxylate
CAS No.	5751-80-4
Molecular Formula	C7H8O2S
Molecular Weight	156.20 g/mol
Synonyms	Ethyl 3-Thiophenecarboxylate; 3-Thiophenecarboxylic Acid Ethyl Ester; Ethyl 3-Thienylcarboxylate; 3-Carbethoxy Thiophene; Thiophene-3-carboxylic Acid Ethyl Ester; Ethyl β-Thiophenecarboxylate; 3-(Ethoxycarbonyl)thiophene
EINECS	227-267-7

Quality Control

Our Ethyl Thiophene-3-Carboxylate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including GC/HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.