structural formula
business number | 015f |
---|---|
molecular formula | c21h28o5 |
molecular weight | 360.44 |
label |
aldosterone, aldosterone, aldosterone, 11β,21-dihydroxy-3,20-dioxo-4-pregnen-18-al, 11β,21-dihydroxypregn-4-ene-3,18,20-trione, 18-aldocorticosterone, reichstein x, electrocortin, 4-pregnen-18-al-11β,21-diol-3,20-dione |
numbering system
cas number:52-39-1
mdl number:mfcd00051136
einecs number:200-139-9
rtecs number:tu4523000
brn number:3224996
pubchem id:none
physical property data
1. properties: the hydrated substance is colorless crystal.
2. density (g/ml, 25/4℃): undetermined
3. relative vapor density (g/ml, air=1): undetermined
4. melting point (ºc): 108~112℃ (the melting point of anhydrous is 164℃). 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 rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. vapor pressure (kpa, 25ºc): undetermined
12. saturated vapor pressure (kpa, 60ºc): undetermined
13. heat of combustion (kj/ mol): undetermined
14. critical temperature (ºc): undetermined
15. critical pressure (kpa): undetermined
16. oil and water ( log value of the partition coefficient (octanol/water): undetermined
17. explosion upper limit (%, v/v): undetermined
18. explosion lower limit (%, v/ v): undetermined
19. solubility: soluble in ethanol, ether and chloroform, slightly soluble in water.
toxicological data
1. mutagenicity: mutation test system – not other specifiedtest system: non-mammalian cells – not otherwise specified: 70nmol/l; rat intravenous dna damage test: 23mg/kg; dna synthesis test: 23mg/kg
ecological data
none
molecular structure data
none
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 2
3. hydrogen bond acceptornumber: 5
4. number of rotatable chemical bonds: 3
5. number of tautomers: 20
6. topological molecule polar surface area 91.7
7. number of heavy atoms: 26
8. surface charge: 0
9. complexity: 682
10. isotopes number of atoms: 0
11. determine the number of atomic stereocenters: 7
12. uncertain number of atomic stereocenters: 0
13. determine chemical bonds number of stereocenters: 0
14. number of stereocenters of uncertain chemical bonds: 0
15. number of covalent bond units: 1
properties and stability
none
storage method
seal and store at 0-4ºc.
synthesis method
none
purpose
1. biochemical research. induces the urinary excretion of potassium ions and the kidneys to absorb sodium ions.