(1S,2S)-(-)-1,2-Dicyclopropylethylenediamine dihydrochloride
(1S,2S)-(-)-1,2-Dicyclopropylethylenediamine dihydrochloride (CAS 1092953-43-9) is a chiral diamine salt with a molecular weight of 213.15 g/mol. This compound is a valuable reagent primarily utilised in asymmetric synthesis and chemical research. Its specific stereochemistry makes it instrumental in creating enantiomerically pure target molecules, finding applications in the development of complex organic compounds and pharmaceutical intermediates.
- Synonyms
- 1092953-43-9C8H16N2 · 2HCl

Asymmetric Synthesis
This chiral diamine dihydrochloride is employed as a building block or catalyst component in asymmetric synthesis, facilitating the stereoselective formation of chiral molecules. Its defined stereochemistry is crucial for controlling enantiomeric excess in synthetic pathways.
Ligand Development
It serves as a precursor for chiral ligands used in transition metal catalysis. These ligands are essential for a wide range of enantioselective transformations, including hydrogenations, oxidations, and carbon-carbon bond formations.
Pharmaceutical Intermediate Synthesis
The compound's chiral nature makes it suitable for synthesising complex chiral intermediates required in the pharmaceutical industry. Its use can contribute to the efficient and stereoselective production of active pharmaceutical ingredients (APIs).
Chemical Research Reagent
As a well-defined chemical entity, it is used in academic and industrial research laboratories to explore new synthetic methodologies and to develop novel chiral compounds.
| Molecular weight | 213.15 |
|---|---|
| Empirical formula | C8H16N2 · 2HCl |
| Assay | 98% |
| Melting point | 288-293 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 (1S,2S)-(-)-1,2-Dicyclopropylethylenediamine dihydrochloride used for?
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This compound is primarily used in asymmetric synthesis, as a precursor for chiral ligands, and in the synthesis of pharmaceutical intermediates and other complex organic molecules where stereochemical control is essential.
What is the CAS number and molecular formula for this product?
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The CAS number is 1092953-43-9. The empirical formula (as supplied) is C8H16N2 · 2HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with a minimum assay of 98%. It is suitable for chemical synthesis and research applications and is not guaranteed to be USP, BP, EP, or any other pharmacopoeial grade.
What are the main safety hazards associated with this chemical?
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This compound is classified as a Warning. It can cause skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Always handle with appropriate personal protective equipment in a well-ventilated area.
How is this chemical shipped or exported?
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Tech Serve Solutions specialises in the global supply and export of fine chemicals, including this product, adhering to all relevant international shipping and customs regulations.
How can I request a sample or quote for (1S,2S)-(-)-1,2-Dicyclopropylethylenediamine dihydrochloride?
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Please contact our sales team directly via phone or email to request a sample or obtain a quotation for this product.
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