Description

Ethyl 5-Amino-4-Bromo-3-Methylthiophene-2-Carboxylate is a high-purity, multi-functional heterocyclic building block essential for advanced organic synthesis. This compound matters because its unique molecular architecture, featuring amino, bromo, and ester functionalities on a thiophene core, enables precise and efficient construction of complex target molecules. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging the thiophene scaffold for enhanced bioactivity.
• Material Science Research: Serves as a monomer or functional unit in the creation of conductive polymers, organic semiconductors, and advanced organic electronic materials.
• Dye & Pigment Chemistry: Acts as a building block for synthesizing specialized heterocyclic dyes and pigments with specific light-absorption properties.
• Academic & R&D Laboratories: Employed in methodological studies and as a versatile scaffold for exploring new chemical reactions and synthesizing complex molecular libraries.

Basic Information

Product Name	Ethyl 5-Amino-4-Bromo-3-Methylthiophene-2-Carboxylate
CAS No.	851443-15-7
Molecular Formula	C8H10BrNO2S
Molecular Weight	264.14 g/mol
Synonyms	Ethyl 5-amino-4-bromo-3-methyl-2-thiophenecarboxylate; 5-Amino-4-bromo-3-methylthiophene-2-carboxylic acid ethyl ester; 2-Thiophenecarboxylic acid, 5-amino-4-bromo-3-methyl-, ethyl ester; 4-Bromo-5-amino-3-methylthiophene-2-carboxylic acid ethyl ester; 3-Methyl-5-amino-4-bromothiophene-2-carboxylic acid ethyl ester; ABMTE; 851443-15-7
EINECS	Contact for details

Quality Control

Our Ethyl 5-Amino-4-Bromo-3-Methylthiophene-2-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research and development requirements.

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). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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