Description

Ethyl 2-Amino-5-Ethylthiophene-3-Carboxylate is a high-purity organic intermediate featuring a functionalized thiophene core, essential for advanced synthetic chemistry. This compound is valued for its role as a versatile building block in the synthesis of complex heterocyclic molecules and active pharmaceutical ingredients (APIs). It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel compounds and fine-tuning material properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drug candidates, particularly those with thiophene-based structures targeting central nervous system (CNS) and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, where the thiophene moiety can contribute to specific biological activity.
• Material Science Research: Serves as a monomer or functional unit in the development of organic semiconductors, conductive polymers, and advanced organic electronic materials.
• Dye and Pigment Manufacturing: Acts as a building block for creating specialized heterocyclic dyes and organic pigments with unique color and stability properties.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new organic reactions and constructing complex molecular libraries for screening.

Basic Information

Product Name	Ethyl 2-Amino-5-Ethylthiophene-3-Carboxylate
CAS No.	4507-13-5
Molecular Formula	C9H13NO2S
Molecular Weight	199.27 g/mol
Synonyms	2-Amino-5-ethylthiophene-3-carboxylic acid ethyl ester; Ethyl 2-amino-5-ethyl-3-thiophenecarboxylate; 5-Ethyl-2-aminothiophene-3-carboxylic acid ethyl ester; 3-Carbethoxy-2-amino-5-ethylthiophene; 2-Amino-5-ethyl-3-carbethoxythiophene; AEETC; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Ethyl 2-Amino-5-Ethylthiophene-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous 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 industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	< 10 ppm

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