Description

5-Aminothiophen-3(2H)-One CAS NO 860753-58-8 is a versatile heterocyclic building block featuring both amino and ketone functional groups on a thiophene scaffold. This unique structure makes it a critical intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional compounds.

Application

• Pharmaceutical Intermediate: Serves as 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, leveraging its heterocyclic core.
• Material Science Research: Acts as a monomer or functional unit in the design of organic semiconductors, conductive polymers, and advanced organic frameworks.
• Dye and Pigment Chemistry: Employed in the synthesis of specialized heterocyclic dyes and organic pigments due to its electron-rich structure.
• Chemical Biology Probes: Utilized as a scaffold for developing molecular probes and enzyme inhibitors in biochemical research.
• Custom Synthesis & Contract Manufacturing: A valuable starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	5-Aminothiophen-3(2H)-One
CAS No.	860753-58-8
Molecular Formula	C₄H₅NOS
Molecular Weight	115.15 g/mol
Synonyms	5-Amino-3-thiophenone; 5-Aminothiophen-3-one; 3(2H)-Thiophenone, 5-amino-; 5-Amino-2,3-dihydrothiophen-3-one; 5-Amino-3-hydroxy-2,3-dihydrothiophene; 5-Amino-3-oxo-2,3-dihydrothiophene
EINECS	Contact for details

Quality Control

Our 5-Aminothiophen-3(2H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and production requirements.

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). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Light yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.