betulin
structural formula
| business number | 0513 |
|---|---|
| molecular formula | c30h50o2 |
| molecular weight | 442.72 |
| label |
betulin, betulin, lup-20(29)-ene-3b,28-diol |
numbering system
cas number:473-98-3
mdl number:mfcd00016802
einecs number:207-475-5
rtecs number:none
brn number:none
pubchem number:24892156
physical property data
1. character:undetermined
2. density (g/ m3,25/4℃): undetermined
3. relative vapor density (g/cm3,air=1): undetermined
4. melting point (ºc):256-257
5. boiling point (ºc,normal pressure): undetermined
6. boiling point (ºc,5.2kpa): undetermined
7. refractive index: undetermined
8. flash point (ºc): undetermined
9. specific optical rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. vapor pressure (kpa,25ºc): undetermined
number of hydrogen bond acceptors:2
4. rotatable number of chemical bonds: 2
5. interchange number of isomers:
6. topological molecules polar surface area (tpsa):40.5
7. heavy atom quantity: 32
8. surface charge ：0
9. complexity ：786
10. isotope atomic number:0
11. determine the number of atomic stereocenters:10
12. uncertain number of atomic stereocenters:0
13. determine the number of stereocenters of chemical bonds:0
14. uncertain number of chemical bond stereocenters:0
15. number of covalent bond units: 1
properties and stability
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save sealed at 2-8°c, placed in a ventilated, dry place, and avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
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10. isotope atomic number:0
11. determine the number of atomic stereocenters:10
12. uncertain number of atomic stereocenters:0
13. determine the number of stereocenters of chemical bonds:0
14. uncertain number of chemical bond stereocenters:0
15. number of covalent bond units: 1
properties and stability
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save sealed at 2-8°c, placed in a ventilated, dry place, and avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
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synthesis method
none yet
purpose
none yet
