Description

4H,5H,6H-Cyclopenta[B]Thiophen-4-Amine is a specialized heterocyclic amine building block featuring a fused cyclopenta[b]thiophene core. This compound is valued for its unique molecular architecture, which serves as a critical intermediate in the synthesis of complex organic molecules, particularly in advanced pharmaceutical research and material science. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in central nervous system (CNS) and anti-infective therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Material Science Precursor: Serves as a building block for organic semiconductors, conductive polymers, and other functional materials due to the electron-rich thiophene moiety.
• Chemical Research & Development: Employed in academic and industrial labs for methodological studies in heterocyclic chemistry and the construction of complex molecular libraries.
• Ligand and Catalyst Development: Utilized as a precursor for creating novel ligands in coordination chemistry and catalysis.

Basic Information

Product Name	4H,5H,6H-Cyclopenta[B]Thiophen-4-Amine
CAS No.	108046-24-8
Molecular Formula	C7H9NS
Molecular Weight	139.22 g/mol
Synonyms	4-Amino-4H,5H,6H-cyclopenta[b]thiophene; Cyclopenta[b]thiophen-4-amine; 4H-Cyclopenta[b]thiophen-4-amine; 4-Aminocyclopenta[b]thiophene; 4-Cyclopenta[b]thiophenylamine; 108046-24-8; 4H,5H,6H-Cyclopenta[B]Thiophen-4-Amine
EINECS	Contact for details

Quality Control

Our production of 4H,5H,6H-Cyclopenta[B]Thiophen-4-Amine adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. Quality is verified through advanced analytical techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment, supporting your quality assurance and regulatory documentation needs.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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