Description

1,2-Cyclopentanediamine CAS NO 3145-88-8 is a versatile chiral diamine building block, prized for its role in asymmetric synthesis and catalysis. Its rigid cyclopentane backbone and two adjacent amine functionalities make it a critical ligand and precursor for creating high-value, optically active compounds. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key chiral building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in antiviral and cardiovascular drug candidates.
• Catalyst Ligand: Used to construct chiral ligands for asymmetric hydrogenation and other transition metal-catalyzed reactions, enabling the production of enantiomerically pure compounds.
• Agrochemical Synthesis: Intermediate in the development of novel, optically active herbicides, fungicides, and plant growth regulators.
• Polymer Modification: Serves as a curing agent or chain extender in epoxy resins and polyurethanes, imparting rigidity and specific chemical resistance to the final polymer.
• Corrosion Inhibitor Formulation: Component in specialty formulations designed to protect metal surfaces in demanding industrial environments.
• Chelating Agent: Forms stable complexes with metal ions, useful in analytical chemistry and metal extraction processes.

Basic Information

Product Name	1,2-Cyclopentanediamine
CAS No.	3145-88-8
Molecular Formula	C5H12N2
Molecular Weight	100.16 g/mol
Synonyms	1,2-Diaminocyclopentane; cis-1,2-Diaminocyclopentane; trans-1,2-Diaminocyclopentane; Cyclopentane-1,2-diamine; 1,2-Cyclopentanediamine, mixture of isomers; 1,2-Cyclopentylenediamine; 1,2-Diamino-cyclopentane; DACP
EINECS	221-560-9

Quality Control

Our 1,2-Cyclopentanediamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, enantiomeric excess determination, and impurity profiling, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to exclude moisture and prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Rotation (for chiral grades)	Contact for details

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