sedoheptulose
structural formula
| business number | 050l |
|---|---|
| molecular formula | c7h12o6.h2o |
| molecular weight | 210.18 |
| label |
2,7-anhydro-β-d-altro-heptulopyranose, sedoheptulosan |
numbering system
cas number:469-90-9
mdl number:mfcd00150523
einecs number:207-424-7
rtecs number:none
brn number:none
pubchem number:24899556
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):101-102
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): undetermined
molar refractive index:39.83
2、 molar volume（m 3/mol）：
3, isotonic specific volume ( 90.2k):342.5
4、 surface tension（dyne /cm)：96.3
5、 polarizability(10 -24cm3）：15.79
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 5
3. number of hydrogen bond acceptors: 7
4. number of rotatable chemical bonds: 1
5. number of tautomers: none
6. topological molecule polar surface area 100
7. number of heavy atoms: 14
8. surface charge: 0
9. complexity: 209
10. number of isotope atoms: 0
11. determine the number of atomic stereocenters: 5
12. uncertain number of atomic stereocenters: 0
13. determine the number of chemical bond stereocenters: 0
14. number of uncertain chemical bond stereocenters: 0
15. number of covalent bond units: 2
properties and stability
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save in a sealed manner and place it in a ventilated and dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
en-us>
5、 polarizability(10 -24cm3）：15.79
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 5
3. number of hydrogen bond acceptors: 7
4. number of rotatable chemical bonds: 1
5. number of tautomers: none
6. topological molecule polar surface area 100
7. number of heavy atoms: 14
8. surface charge: 0
9. complexity: 209
10. number of isotope atoms: 0
11. determine the number of atomic stereocenters: 5
12. uncertain number of atomic stereocenters: 0
13. determine the number of chemical bond stereocenters: 0
14. number of uncertain chemical bond stereocenters: 0
15. number of covalent bond units: 2
properties and stability
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save in a sealed manner and place it in a ventilated and dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
