Description

Bicyclo[2.2.1]Heptane-2,3-Diamine, (1R,2R,3R,4S)- (9Ci) is a high-purity, stereochemically defined chiral diamine building block. This compound is valued for its rigid, bicyclic framework which imparts unique stereoelectronic properties, making it a critical intermediate in advanced organic synthesis and pharmaceutical development. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for applications in asymmetric catalysis and the synthesis of complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in antiviral and central nervous system (CNS) drug candidates.
• Asymmetric Catalyst Ligand: Used to construct sophisticated chiral ligands for transition metal catalysis, enabling enantioselective synthesis.
• Agrochemical Synthesis: Serves as a precursor in the development of novel, stereospecific herbicides and pesticides.
• Polymer Modification: Employed as a cross-linking or chain-extending agent to create polymers with enhanced thermal and mechanical properties.
• Chemical Research & Development: A valuable tool for medicinal chemistry and process chemistry research in academic and industrial laboratories.
• Chelating Agent: Its diamine structure allows it to act as a chelator for metal ions in analytical or separation chemistry applications.

Basic Information

Product Name	Bicyclo[2.2.1]Heptane-2,3-Diamine, (1R,2R,3R,4S)- (9Ci)
CAS No.	741668-23-5
Molecular Formula	C7H14N2
Molecular Weight	126.20 g/mol
Synonyms	(1R,2R,3R,4S)-Bicyclo[2.2.1]heptane-2,3-diamine; (1R,2R,3R,4S)-2,3-Diaminonorbornane; endo,endo-2,3-Diaminonorbornane; (1R,2R,3R,4S)-Norbornane-2,3-diamine; (1R,2R,3R,4S)-1,7,7-Trimethylbicyclo[2.2.1]heptane-2,3-diamine (related structure); Chiral Norbornane Diamine; Bicyclic Chiral Diamine
EINECS	Contact for details

Quality Control

Our Bicyclo[2.2.1]Heptane-2,3-Diamine, (1R,2R,3R,4S)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and production. Certificates of Analysis (COA) with detailed specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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