Description

2-Thiophenecarboxylicacid,4-Amino-5-(Methylthio)-,Methylester(9Ci) CAS NO 288370-80-9 is a specialized thiophene derivative, a heterocyclic compound of significant interest in advanced organic synthesis. This molecule is valued for its functionalized structure, which serves as a versatile building block for creating complex chemical architectures. It is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways where the thiophene scaffold is pharmacologically active.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides, leveraging its heterocyclic core for bioactivity.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of advanced polymers and organic electronic materials.
• Chemical Research & Development: A versatile building block for organic chemists exploring new reactions, catalytic processes, and the creation of compound libraries for screening.
• Ligand and Catalyst Preparation: The amino and ester functional groups make it suitable for designing novel ligands for metal catalysis and coordination chemistry.

Basic Information

Product Name	2-Thiophenecarboxylicacid,4-Amino-5-(Methylthio)-,Methylester(9Ci)
CAS No.	288370-80-9
Molecular Formula	C8H9NO2S2
Molecular Weight	215.29 g/mol
Synonyms	Methyl 4-amino-5-(methylthio)thiophene-2-carboxylate; 4-Amino-5-(methylthio)thiophene-2-carboxylic acid methyl ester; 2-Thiophenecarboxylic acid, 4-amino-5-(methylthio)-, methyl ester; 4-Amino-5-methylsulfanyl-thiophene-2-carboxylic acid methyl ester; Methyl 4-amino-5-(methylsulfanyl)-2-thiophenecarboxylate; 288370-80-9
EINECS	Contact for details

Quality Control

Our production of 2-Thiophenecarboxylicacid,4-Amino-5-(Methylthio)-,Methylester(9Ci) adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for research-grade chemical manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, containers must be kept tightly sealed and consideration should be given to storage under an inert atmosphere for long-term preservation of quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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