Structural formula
| Business number | 03V8 |
|---|---|
| Molecular formula | C4H12Cl2N2 |
| Molecular weight | 159.06 |
| label |
piperazine hydrochloride, Piperazine dihydrochloride monohydrate, Diethylenediaminedihydrochloride |
Numbering system
CAS number:142-64-3
MDL number:None
EINECS number:205-551-2
RTECS number:TL4025000
BRN number:None
PubChem ID:None
Physical property data
1. Physical property data
1. Characteristics: white or cream color Crystalline powder
2. Boiling point (ºC,normal pressure): 147-149ºC
3. Solubility:Slightly soluble in water
Toxicological data
2. Toxicological data:
1, acute toxicity: rat oral LD50 : 4900 mg/kg;
Mouse abdominal cavityLD50：1970 mg/kg.
Mouse subcutaneousLD50：2030 mg/kg.
Ecological data
3. Ecological data:
1, other harmful effects: This substance may be harmful to the environment, special attention should be paid to water bodies.
Molecular structure data
5. Molecular property data:
1. Molar refractive index: 25.14
2. Molar volume (m3/mol）：98.5
3. isotonic specific volume (90.2K):225.8
4. Surface Tension (dyne/cm):27.5
5. Polarizability（10-24cm3):9.96
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 4
3. Number of hydrogen bond acceptors: 2
4. Number of rotatable chemical bonds: 0
5. Number of tautomers: none
6. Topological molecule polar surface area 24.1
7. Number of heavy atoms: 8
8. Surface charge: 0
9. Complexity: 26.5
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 3
Properties and stability
Stable under normal temperature and pressure. SPAN>
Incompatible materials:oxidizing agent.
Storage method
Save in a dry and cool place.
Synthesis method
None
Purpose
None
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4. Surface Tension (dyne/cm):27.5
5. Polarizability（10-24cm3):9.96
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 4
3. Number of hydrogen bond acceptors: 2
4. Number of rotatable chemical bonds: 0
5. Number of tautomers: none
6. Topological molecule polar surface area 24.1
7. Number of heavy atoms: 8
8. Surface charge: 0
9. Complexity: 26.5
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 3
Properties and stability
Stable under normal temperature and pressure. SPAN>
Incompatible materials:oxidizing agent.
Storage method
Save in a dry and cool place.
Synthesis method
None
Purpose
None
