(R)-2-Piperazinecarboxylic acid dihydrochloride
(R)-2-Piperazinecarboxylic acid dihydrochloride (CAS: 126330-90-3) is a chiral heterocyclic compound with the molecular formula C5H10N2O2 · 2HCl and a molecular weight of 203.07 g/mol. Supplied at ≥98.0% purity, it serves as a valuable chiral building block in asymmetric synthesis and chemical research. Its piperazine core and defined stereochemistry make it a useful intermediate for constructing complex molecules in pharmaceutical and agrochemical development.

Chiral Building Block
Utilised in asymmetric synthesis to introduce chirality into target molecules. Its defined stereochemistry is crucial for developing enantiomerically pure compounds.
Pharmaceutical Intermediate
Serves as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs). The piperazine moiety is a common structural motif in many drug molecules.
Chemical Synthesis Reagent
Employed in organic synthesis laboratories for the creation of novel chemical entities. It offers a versatile scaffold for further chemical modification.
Heterocyclic Chemistry
A useful reagent for researchers working with heterocyclic compounds, particularly those containing the piperazine ring system.
| Molecular weight | 203.07 |
|---|---|
| Empirical formula | C5H10N2O2 · 2HCl |
| Assay | ≥98.0% (T)≥98.0% |
| Optical activity | [α]20/D +5±1°, c = 1% in H2O |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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 (R)-2-Piperazinecarboxylic acid dihydrochloride used for?
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(R)-2-Piperazinecarboxylic acid dihydrochloride is primarily used as a chiral building block in asymmetric synthesis and as an intermediate in the development of pharmaceuticals and other complex organic molecules.
What is the CAS number and formula for (R)-2-Piperazinecarboxylic acid dihydrochloride?
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The CAS number is 126330-90-3, and the formula is C5H10N2O2 · 2HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (R)-2-Piperazinecarboxylic acid dihydrochloride at a purity of ≥98.0% (T). We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should (R)-2-Piperazinecarboxylic acid dihydrochloride be handled?
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Handling requires appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it can cause skin irritation, serious eye irritation, and respiratory irritation.
Is (R)-2-Piperazinecarboxylic acid dihydrochloride a controlled substance?
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The provided data does not indicate that (R)-2-Piperazinecarboxylic acid dihydrochloride is a controlled substance.
How is this chemical exported and shipped?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific shipping and export details for (R)-2-Piperazinecarboxylic acid dihydrochloride can be provided upon request.
How can I request a quote or sample?
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To request a quote or a sample of (R)-2-Piperazinecarboxylic acid dihydrochloride, please contact our sales team through the website or by phone.
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