
structural formula
| business number | 03×8 |
|---|---|
| molecular formula | c5h10o5 |
| molecular weight | 150.13 |
| label |
rabbi sugar, arabic candy, dl-five carbon sugar |
numbering system
cas number:147-81-9
mdl number:mfcd00135867
einecs number:205-699-8
rtecs number:none
brn number:1723086
pubchem number:24891465
physical property data
1. physical property data:
1. properties: melting point: 155.5°c.
2. solubility: soluble in water.
3. relative density (20℃, 4℃): 1.539
toxicological data
none
ecological data
3. ecological data:
usually it is not harmful to water. do not discharge materials into the surrounding environment without government permission.
molecular structure data
5. molecular property data:
1. molar refractive index: 31.41
2. molar volume (cm3/mol): 99.5
3. isotonic specific volume (90.2k): 299.0
4. surface tension (dyne/cm): 81.4
5. polarizability (10-24cm3): 12.45
compute chemical data
iv. calculated chemical data:
1. hydrophobic parameter calculation reference value (xlogp): -2.5
2. number of hydrogen bond donors: 4
3. number of hydrogen bond acceptors: 5
4. number of rotatable chemical bonds: 0
5. topological molecular polar surface area (tpsa): 90.2
6. number of heavy atoms: 10
7. surface charge: 0
8. complexity: 117
9. number of isotope atoms: 0
10. determine the number of atomic stereocenters: 3
11. uncertain number of atomic stereocenters: 1
12. determine the number of chemical bond stereocenters: 0
13. the number of uncertain stereocenters of chemical bonds: 0
14. the number of covalent bond units: 1
properties and stability
stable under normal temperature and pressure.
storage method
store sealed in a dry and cool place.
synthesis method
none
purpose
none

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