| ??? ????? |
prednisone |
| ??? ??????? |
prednisone; Prednisone,98%; 17-alpha,21-dihydroxypregna-1,4-diene-3,11,20-trione; (8xi,9xi,14xi)-17,21-dihydroxypregna-1,4-diene-3,11,20-trione |
| ????? ???????? |
C21H26O5 |
| ??? ??????? |
358.4281 |
| InChI |
InChI=1/C21H26O5/c1-19-7-5-13(23)9-12(19)3-4-14-15-6-8-21(26,17(25)11-22)20(15,2)10-16(24)18(14)19/h5,7,9,14-15,18,22,26H,3-4,6,8,10-11H2,1-2H3/t14?,15?,18?,19-,20-,21-/m0/s1 |
| ????? ?????? |
53-03-2 |
| ????? ??????? ??????? |
200-160-3 |
| ?????? ??????? |
|
| ????? |
1.3g/cm3 |
| ???? ??? |
233-235℃ (dec.) |
| ???? ????? |
573.7°C at 760 mmHg |
| ???? ???? |
1.603 |
| ???? ?????? |
314.8°C |
| ???? ???? |
1.51E-15mmHg at 25°C |
| ??? ?????? |
Xn:Harmful;
|
| ????? ??? |
R63:;
|
| ??????? ????? |
S36/37/39:;
S45:;
|
|