Description

(1S,2S)-(+)-1,2-Diaminocyclohexane CAS NO 21436-03-3 is a high-purity, chiral diamine compound widely used as a versatile ligand and building block in asymmetric synthesis. Its primary commercial value lies in its ability to catalyze and direct stereoselective reactions, which is critical for producing enantiomerically pure pharmaceuticals and fine chemicals. This product is essential for R&D and production within the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular control is paramount.

Application

• As a chiral ligand in asymmetric hydrogenation and transfer hydrogenation catalysts.
• Key intermediate in the synthesis of chiral pharmaceuticals and active pharmaceutical ingredients (APIs).
• Building block for chiral auxiliaries and resolving agents in enantiomeric separations.
• Precursor for metal-organic frameworks (MOFs) and advanced materials with specific stereochemistry.
• Component in the preparation of chiral corrosion inhibitors and specialty polymers.
• Use in academic and industrial research for developing new asymmetric synthetic methodologies.

Basic Information

Product Name	(1S,2S)-(+)-1,2-Diaminocyclohexane
CAS No.	21436-03-3
Molecular Formula	C6H14N2
Molecular Weight	114.19 g/mol
Synonyms	(1S,2S)-1,2-Diaminocyclohexane; (1S,2S)-(+)-1,2-DACH; (S,S)-1,2-Diaminocyclohexane; (S,S)-DACH; (+)-trans-1,2-Diaminocyclohexane; (1S,2S)-Cyclohexane-1,2-diamine; (S,S)-1,2-Diaminocyclohexane; trans-(1S,2S)-1,2-Diaminocyclohexane
EINECS	Contact for details

Quality Control

Our (1S,2S)-(+)-1,2-Diaminocyclohexane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity and chemical assay, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee consistent quality and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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 and maintain purity.

Specification

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

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