Description

Ethyl 2-Amino-4-Methylthiophene-3-Carboxylate is a versatile heterocyclic building block and a key intermediate in organic synthesis. This compound is valued for its role as a precursor in the development of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research institutions and industrial manufacturers involved in the synthesis of active pharmaceutical ingredients (APIs), dyes, and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of various drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and fungicides.
• Dye and Pigment Manufacturing: Serves as a precursor for the development of specialized dyes and organic pigments.
• Material Science Research: Employed in the creation of organic semiconductors, conductive polymers, and other functional materials.
• Chemical Research & Development: A valuable reagent for exploring new synthetic pathways and methodologies in academic and industrial labs.
• Fine Chemical Production: Integrated into multi-step synthesis processes for high-value, complex organic molecules.

Basic Information

Product Name	Ethyl 2-Amino-4-Methylthiophene-3-Carboxylate
CAS No.	43088-42-2
Molecular Formula	C8H11NO2S
Molecular Weight	185.24 g/mol
Synonyms	2-Amino-4-methylthiophene-3-carboxylic acid ethyl ester; Ethyl 2-amino-4-methyl-3-thiophenecarboxylate; 3-Thiophenecarboxylic acid, 2-amino-4-methyl-, ethyl ester; 4-Methyl-2-aminothiophene-3-carboxylic acid ethyl ester; 2-Amino-4-methyl-3-carbethoxythiophene; Ethyl α-amino-4-methylthiophene-3-carboxylate; 43088-42-2
EINECS	Contact for details

Quality Control

Our Ethyl 2-Amino-4-Methylthiophene-3-Carboxylate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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