N-Carbamoylmaleamic Aicd N-Carbamoylmaleamic Aicd
Structural formula
| Business number | 02S2 |
|---|---|
| Molecular formula | C5H6N2O4 |
| Molecular weight | 158.12 |
| label |
carbamide |
Numbering system
CAS number:105-61-3
MDL number:MFCD00014790
EINECS number:203-314-8
RTECS number:EM9090000
BRN number:1724683
PubChem ID:None
Physical property data
1. Properties: white crystalline powder.
2. Density (g/mL, 25℃): Undetermined
3. Relative vapor density (g/mL, air=1): Undetermined
4. Melting point (ºC): 156-159
5. Boiling point (ºC, normal pressure): Undetermined
6. Boiling point (ºC, mmHg): Undetermined
7. Refractive index: Undetermined
8. Flash point (ºC): Undetermined
9. Specific rotation (º): Undetermined
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10. Autoignition point or ignition temperature (ºC): Not determined
11. Vapor pressure (mmHg, 20ºC): Not determined
12. Saturated vapor pressure (kPa, ºC): Undetermined
13. Heat of combustion (KJ/mol): Undetermined
14. Critical temperature (ºC): Undetermined
15. Critical pressure (KPa): Undetermined
16. Log value of oil-water (octanol/water) distribution coefficient: Undetermined
17. Explosion upper limit (%, V /V): Undetermined
18. Lower explosion limit (%, V/V): Undetermined
19. Solubility: Undetermined
Toxicological data
None
Ecological data
This substance is slightly hazardous to water.
Molecular structure data
1. Molar refractive index: 34.02
2. Molar volume (cm3/mol): 106.0
3. Isotonic specific volume (90.2K ): 307.2
4. Surface tension (dyne/cm): 70.4
5. Dielectric constant:
6. Dipole moment (10-24cm3):
7. Polarizability: 13.48
Compute chemical data
1. Hydrophobic parameter calculation reference value (XlogP): -0.9
2. Number of hydrogen bond donors: 3
3. Number of hydrogen bond acceptors: 4
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4. Number of rotatable chemical bonds: 2
5. Number of tautomers: 5
6. Topological molecular polar surface area (TPSA): 110
7. Number of heavy atoms: 11
8. Surface charge: 0
9. Complexity: 221
10. Isotopic atoms Quantity: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the chemical bond positions structureNumber of centers: 1
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
Avoid contact with oxidizing agents.
Storage method
Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. should be kept away from oxidizer, do not store together. Keep away from light. Equipped with the appropriate variety and quantity of fire equipment. The storage area should be equipped with emergency release equipment and suitable containment materials.
Synthesis method
None
Purpose
None