Description

Ethyl 3-Amino-5-(4-Ethylphenyl)-Thiophene-2-Carboxylate is a high-purity, advanced pharmaceutical intermediate of significant commercial importance. This compound serves as a critical building block in the synthesis of complex organic molecules, particularly in medicinal chemistry. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical industries for the development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its thiophene core structure for bioactivity.
• Material Science: Serves as a monomer or building block for the creation of specialized polymers and organic electronic materials.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex molecules due to its reactive amino and ester functional groups.
• Dye and Pigment Industry: Acts as an intermediate in the production of specialized dyes and organic pigments.

Basic Information

Product Name	Ethyl 3-Amino-5-(4-Ethylphenyl)-Thiophene-2-Carboxylate
CAS No.	1096972-49-4
Molecular Formula	C15H17NO2S
Molecular Weight	275.36 g/mol
Synonyms	Ethyl 3-Amino-5-(p-ethylphenyl)thiophene-2-carboxylate; 3-Amino-5-(4-ethylphenyl)thiophene-2-carboxylic acid ethyl ester; 2-Thiophenecarboxylic acid, 3-amino-5-(4-ethylphenyl)-, ethyl ester; 5-(4-Ethylphenyl)-3-aminothiophene-2-carboxylic acid ethyl ester; ATEEC; AEETC
EINECS	Contact for details

Quality Control

Our Ethyl 3-Amino-5-(4-Ethylphenyl)-Thiophene-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all relevant specifications. Our quality commitment aligns with cGMP standards for pharmaceutical intermediates.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which may affect product stability and performance.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.