CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Piperazine dihydrochloride appears as white to cream-colored needles or powder. Mp: 318-20 °C (with decomposition). |
|---|---|
| Melting Point | 635 °F (NIOSH, 2023) |
| Solubility | 41 % (NIOSH, 2023) |
| Chemical Classes | Nitrogen Compounds -> Piperazines |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Health Hazard GHS08 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H334:Sensitisation, respiratory H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention. |
COMPUTED DESCRIPTORS
| Molecular Weight | 159.05 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 158.0377538 g/mol |
| Monoisotopic Mass | 158.0377538 g/mol |
| Topological Polar Surface Area | 24.1 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 26.5 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 3 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Piperazine dihydrochloride appears as white to cream-colored needles or powder. Mp: 318-20 °C (with decomposition).