Description

5,6-Dihydro-4H-Cyclopenta[B]Thiophen-2-Ylamine is a high-purity, advanced pharmaceutical intermediate featuring a unique fused cyclopentathiophene amine structure. This compound matters as a critical building block in modern medicinal chemistry, enabling the synthesis of novel active pharmaceutical ingredients (APIs) with targeted therapeutic effects. It is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new drug candidates and crop protection agents.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of novel small molecule drugs, particularly in central nervous system (CNS) and oncology therapeutic areas.
• Agrochemical Synthesis: Serves as a precursor in the manufacture of advanced pesticides and herbicides, leveraging its heterocyclic scaffold for biological activity.
• Material Science Research: Used in the development of organic electronic materials and functional polymers due to its electron-rich thiophene core.
• Chemical Biology Probes: Employed as a scaffold for creating molecular probes to study enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses serving the pharmaceutical and specialty chemical industries.

Basic Information

Product Name	5,6-Dihydro-4H-Cyclopenta[B]Thiophen-2-Ylamine
CAS No.	1176782-89-0
Molecular Formula	C7H9NS
Molecular Weight	139.22 g/mol
Synonyms	2-Amino-4,5,6,7-tetrahydrocyclopenta[b]thiophene; 4,5,6,7-Tetrahydrocyclopenta[b]thiophen-2-amine; 2-Amino-4,5,6,7-tetrahydro-1-benzothiophene; Cyclopenta[b]thiophen-2-amine, 4,5,6,7-tetrahydro-; 5,6-Dihydro-4H-cyclopenta[b]thiophen-2-amine; 2-Amino-5,6-dihydro-4H-cyclopenta[b]thiophene
EINECS	Contact for details

Quality Control

Our 5,6-Dihydro-4H-Cyclopenta[B]Thiophen-2-Ylamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical R&D and synthesis. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation.

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). 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%
Water Content (KF)	≤ 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.