Description

5,6-Dihydro-4H-Cyclopenta[C]Isothiazol-3-Amine Hydrochloride is a high-purity, advanced pharmaceutical intermediate with a distinct fused bicyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel, biologically active molecules, particularly in medicinal chemistry research and development. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical and biotechnology sectors for creating new therapeutic candidates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates targeting a range of therapeutic areas.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization programs due to its unique heterocyclic scaffold.
• Chemical Biology Probes: Serves as a core structure for developing tool compounds to study biological pathways and enzyme functions.
• Process Chemistry Development: Employed in scaling up synthetic routes for potential Active Pharmaceutical Ingredients (APIs).
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and development services.

Basic Information

Product Name	5,6-Dihydro-4H-Cyclopenta[C]Isothiazol-3-Amine Hydrochloride
CAS No.	1365965-56-5
Molecular Formula	C6H9N2S•HCl
Molecular Weight	176.67 g/mol
Synonyms	5,6-Dihydro-4H-cyclopenta[c]isothiazol-3-amine hydrochloride; 4H-Cyclopenta[c]isothiazol-3-amine, 5,6-dihydro-, hydrochloride; 3-Amino-5,6-dihydro-4H-cyclopenta[c]isothiazole hydrochloride; Cyclopentaisothiazolamine hydrochloride; CPIA HCl
EINECS	Contact for details

Quality Control

Our 5,6-Dihydro-4H-Cyclopenta[C]Isothiazol-3-Amine Hydrochloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity, suitable for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant quality management standards to support our global clientele in pharmaceutical development.

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). This material is hygroscopic (moisture-sensitive) and must be kept under anhydrous conditions. For long-term storage, consider storing under an inert atmosphere.

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%

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