(±)-trans-1,2-Diaminocyclohexane
(±)-trans-1,2-Diaminocyclohexane (CAS: 1121-22-8, C6H10(NH2)2) is a versatile organic compound with a molecular weight of 114.19 g/mol. This diamine is crucial in various chemical syntheses, serving as a building block for complex molecules. Its applications range from creating macrocyclic compounds and multidentate ligands to developing chiral auxiliaries and stationary phases for chromatography. Tech Serve Solutions supplies this chemical for research and industrial applications.
- IUPAC
- (±)-trans-1,2-Cyclohexanediamine
- Synonyms
- (±)-trans-1,2-Cyclohexanediamine

Synthesis of Macrocyclic Compounds
(±)-trans-1,2-Diaminocyclohexane has been utilised in the synthesis of macrocyclic Schiff bases, demonstrating its utility in constructing large ring systems.
Development of Multidentate Ligands
This diamine serves as a precursor for synthesising multidentate ligands, essential components in coordination chemistry and catalysis.
Chiral Auxiliaries and Stationary Phases
It is employed in the creation of chiral auxiliaries and chiral stationary phases, valuable tools in asymmetric synthesis and enantioselective separations.
| Molecular weight | 114.19 |
|---|---|
| Linear formula | C6H10(NH2)2 |
| Assay | 99% |
| Boiling point | 79-81 °C/15 mmHg(lit.) |
| Density | 0.951 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.489(lit.) |
| Vapour pressure | 0.4 mmHg (20 °C) |
| Melting point | 14-15 °C(lit.) |
| Application | (±)-trans-1,2-Diaminocyclohexane was used in the synthesis of macrocyclic [3+3] hexa Schiff base1. It was also employed in the synthesis of multidentate ligands2, chiral auxiliaries3 and chiral stationary phases4. |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 69 °C / 156.2 °F |
| Transport (UN / ADR) | UN 2735PSN2 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (±)-trans-1,2-Diaminocyclohexane used for?
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(±)-trans-1,2-Diaminocyclohexane is used as a building block in chemical synthesis, including the preparation of macrocyclic compounds, multidentate ligands, chiral auxiliaries, and chiral stationary phases.
What is the CAS number and chemical formula for (±)-trans-1,2-Diaminocyclohexane?
+
The CAS number is 1121-22-8 and the linear chemical formula is C6H10(NH2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (±)-trans-1,2-Diaminocyclohexane with a minimum purity of 99%. This is typically considered a technical or research grade and is not represented as USP, BP, or EP grade unless explicitly stated otherwise.
How should (±)-trans-1,2-Diaminocyclohexane be handled safely?
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Handling requires caution due to its corrosive nature (H314). Full personal protective equipment, including face shields, chemical-resistant gloves, goggles, and appropriate respiratory protection, is essential. Ensure adequate ventilation.
How is this chemical exported and shipped?
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(±)-trans-1,2-Diaminocyclohexane is classified under UN 2735, PSN 2, 8, PG II for transport. TSS exports and ships this chemical according to international regulations for hazardous materials.
How can I request a sample or quote?
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To request a sample or a quotation for (±)-trans-1,2-Diaminocyclohexane, please contact our sales department through the website or by phone, providing your specific requirements.
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