Description

Ethyl 3-Aminothiophene-2-Carboxylate is a high-purity organic building block of significant importance in advanced chemical synthesis. This compound serves as a versatile intermediate for constructing complex heterocyclic systems, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the life sciences and fine chemical industries for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of thiophene-based drug candidates, including potential kinase inhibitors and central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and insecticides that incorporate the thiophene moiety for enhanced biological activity.
• Material Science Research: Used in the development of organic semiconductors, conductive polymers, and non-linear optical (NLO) materials due to its electron-rich thiophene core.
• Dye and Pigment Chemistry: Intermediate for synthesizing specialized heterocyclic dyes and colorants.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific molecule construction.
• Academic & Institutional Research: Used in universities and research institutes for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	Ethyl 3-Aminothiophene-2-Carboxylate
CAS No.	31823-64-0
Molecular Formula	C7H9NO2S
Molecular Weight	171.22 g/mol
Synonyms	Ethyl 3-Amino-2-thiophenecarboxylate; 3-Amino-2-thiophenecarboxylic Acid Ethyl Ester; 2-Thiophenecarboxylic acid, 3-amino-, ethyl ester; Ethyl 3-aminothiophene-2-carboxylate; 3-Aminothiophene-2-carboxylic acid ethyl ester; ATEC; 3-Amino-2-ethoxycarbonylthiophene
EINECS	Contact for details

Quality Control

Our Ethyl 3-Aminothiophene-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	97 - 102 °C
Loss on Drying	≤ 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.