Description

5-Amino-3-Methyl-Thiophene-2,4-Dicarboxylic Acid-4-Ethyl Ester 2-Methyl Ester is a high-purity, multi-functional thiophene derivative that serves as a critical building block in advanced organic synthesis. Its molecular structure, featuring both amino and ester functionalities, makes it a versatile intermediate for constructing complex heterocyclic systems with tailored properties. This compound is essential for research and development in the pharmaceutical and agrochemical sectors, where it is used to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and insecticides with improved efficacy and selectivity.
• Organic Electronics: Serves as a monomer or building block for conductive polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Dye and Pigment Manufacturing: Acts as an intermediate for producing specialized dyes, pigments, and fluorescent markers.
• Material Science Research: Employed in academic and industrial R&D for creating novel functional materials, metal-organic frameworks (MOFs), and ligands for catalysis.
• Chemical Synthesis: A versatile reagent for constructing complex thiophene-based heterocycles via condensation, cyclization, and coupling reactions.

Basic Information

Item	Detail
Product Name	5-Amino-3-Methyl-Thiophene-2,4-Dicarboxylic Acid-4-Ethyl Ester 2-Methyl Ester
CAS No.	61320-67-0
Molecular Formula	C11H15NO4S
Molecular Weight	257.30 g/mol
Synonyms	4-Ethyl 2-Methyl 5-Amino-3-Methylthiophene-2,4-dicarboxylate; 2,4-Dicarboxylic Acid, 5-Amino-3-Methylthiophene-, 4-Ethyl Ester 2-Methyl Ester; 5-Amino-3-methylthiophene-2,4-dicarboxylic acid diethyl ester methyl ester (common misnomer); AMTDE; Ethyl Methyl 5-Amino-3-Methylthiophene-2,4-dicarboxylate
EINECS	Contact for details

Quality Control

Every batch of 5-Amino-3-Methyl-Thiophene-2,4-Dicarboxylic Acid-4-Ethyl Ester 2-Methyl Ester is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high standards required for research and commercial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment to guarantee traceability and consistency for your critical processes.

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 after opening to prevent moisture absorption, which can affect stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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