astaxanthin
structural formula
| business number | 050y |
|---|---|
| molecular formula | c40h52o4 |
| molecular weight | 596.84 |
| label |
astaxanthin, 3,3′-dihydroxy-beta,beta-carotene-4,4′-dione, 3,3′-dihydroxy-β,β-carotene-4,4′-dione |
numbering system
cas number:472-61-7
mdl number:mfcd00672621
einecs number:207-451-4
rtecs number:none
brn number:none
pubchem id:none
physical property data
1. character:undetermined
2. density (g/ m3,25/4℃): undetermined
3. relative vapor density (g/cm 3,air=1): undetermined
4. melting point (ºc):215-216
5. boiling point (ºc,normal pressure): undetermined
6. boiling point (ºc,5.2kpa): undetermined
7. refractive index: undetermined
8. flash point (ºf): undetermined
9. specific optical rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. vapor pressure (kpa,25ºc): undeterminednumber of hydrogen bond acceptors:4
4. rotatable number of chemical bonds: 10
5. interchange number of isomers: 78
6. topological molecules polar surface area (tpsa):74.6
7. heavy atom quantity: 44
8. surface charge ：0
9. complexity ：1340
10. isotope atomic number:0
11. determine the number of atomic stereocenters:0
12. uncertain number of atomic stereocenters:2
13. determine the number of stereocenters of chemical bonds:9
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 in a sealed container at -20°c in a ventilated, dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
arial; font-size: 9pt” lang=en-us>1340
10. isotope atomic number:0
11. determine the number of atomic stereocenters:0
12. uncertain number of atomic stereocenters:2
13. determine the number of stereocenters of chemical bonds:9
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 in a sealed container at -20°c in a ventilated, dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
ont-family: arial”>save in a sealed container at -20°c, place in a ventilated, dry place, and avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
