Description

Methyl 3-Amino-5-Methylthiophene-2-Carboxylate is a high-purity, multi-functional heterocyclic building block essential for advanced organic synthesis. Its core value lies in its reactive amino and ester functional groups, which enable the efficient construction of complex molecular architectures. This compound is critically needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in therapeutic areas requiring thiophene-based scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport materials and emissive layer components in display technologies.
• Material Science Research: Employed in the synthesis of conductive polymers, organic semiconductors, and specialty dyes.
• Chemical Research & Development: A versatile building block for constructing complex heterocyclic libraries for high-throughput screening.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the scale-up and production of client-specific target molecules.

Basic Information

Product Name	Methyl 3-Amino-5-Methylthiophene-2-Carboxylate
CAS No.	76575-71-8
Molecular Formula	C7H9NO2S
Molecular Weight	171.22 g/mol
Synonyms	Methyl 3-Amino-5-Methyl-2-Thiophenecarboxylate; 3-Amino-5-Methylthiophene-2-Carboxylic Acid Methyl Ester; 2-Thiophenecarboxylic acid, 3-amino-5-methyl-, methyl ester; Methyl 3-Amino-5-Methylthiophene-2-Carboxylate; 5-Methyl-3-aminothiophene-2-carboxylic acid methyl ester; 3-Amino-5-methyl-2-thiophenecarboxylic acid methyl ester; Methyl 3-amino-5-methyl-2-thienylcarboxylate
EINECS	Contact for details

Quality Control

Our production of Methyl 3-Amino-5-Methylthiophene-2-Carboxylate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment, ensuring full traceability and compliance with your research or manufacturing requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (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.