| ???? |
Betamethasone |
| ?? ?? |
Betamethasone; Betamethasone base; 9a-fluoro-11b,17a,21-trihydroxy-16b-methylpregna-1,4-diene-3,20-dione; 9alpha-fluoro-16beta-methylprednisolone; 9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione; (11beta,16alpha)-9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione |
| ??? |
C22H29FO5 |
| ??? |
392.4611 |
| InChI |
InChI=1/C22H29FO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-17,24,26,28H,4-5,8,10-11H2,1-3H3/t12-,15+,16+,17+,19+,20+,21+,22+/m1/s1 |
| cas?? |
378-44-9 |
| EC?? |
206-825-4 |
| ?? ?? |
|
| ?? |
1.32g/cm3 |
| ?? ? |
235-237℃ |
| ??? |
568.2°C at 760 mmHg |
| ?? ?? |
1.591 |
| ??? |
297.5°C |
| ??? |
2.81E-15mmHg at 25°C |
| ??? ?? |
|
| ??? ?? |
|
| ?? ?? |
|
|
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