LANTHANUM HYDROXIDE CAS14507-19-8

Details:

Boiling point 100 º C at 760mmHg
Molecular formula H3LaO3
Molecular weight 189.928
Accurate quality 189.914566
PSA 60.69000
Appearance: White solid
Steam pressure 24.5mmHg at 25 ° C
Storage conditions
Room temperature, sealed, dark, ventilated and dry
Stability
Stable at room temperature and pressure
Material to avoid: acid.
It is difficult to dissolve in water and easily absorbs CO2 from the air. When heated, it decomposes before reaching the melting point, with a decomposition temperature of 260 ℃. Hexagonal structure, a=6.523 A · (1 A ·=0.1nm, the same below), c=3.855 A·
Molecular structure
1. Molar refractive index: None available
2. Molar volume (cm3/mol): none available
3. Isometric volume (90.2K): No available
4. Surface tension (dyne/cm): No available
5. Dielectric constant: None available
6. Polarization rate (10-24cm3): No available
7. Single isotope mass: 189.914568 Da
8. Nominal mass: 190 Da
9. Average mass: 189.9275 Da
Computational chemistry
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 3
3. Number of hydrogen bond receptors: 3
4. Number of rotatable Chemical bond: 0
5. Number of Tautomer: none
6. Topological molecule Polar surface area 3
7. Number of heavy atoms: 4
8. Surface charge: 0
9. Complexity: 3.2
10. Number of Isotope Atoms: 0
11. Determine the number of atomic structure centers: 0
12. Number of uncertain atomic structure centers: 0
13. Determine the number of Chemical bond stereo centers: 0
14. Number of uncertain Chemical bond structure centers: 0
15. Number of Covalent bond units: 4

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