??? ?????? |
betamethasone 21-acetate |
????? ??????????? |
betamethasone 21-acetate; Betamethasone Acetate; (8xi,10xi,11beta,13xi,16beta)-9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl acetate; (11beta,16beta)-9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl acetate |
?????? ???????? |
C24H31FO6 |
????? ??????? ??????? |
434.4977 |
InChI |
InChI=1/C24H31FO6/c1-13-9-18-17-6-5-15-10-16(27)7-8-21(15,3)23(17,25)19(28)11-22(18,4)24(13,30)20(29)12-31-14(2)26/h7-8,10,13,17-19,28,30H,5-6,9,11-12H2,1-4H3/t13-,17-,18-,19-,21-,22-,23-,24-/m0/s1 |
?????????? ???????? ??????? |
987-24-6 |
???????? ????????? ??? |
213-578-6 |
???? ?????? |
|
????? |
1.3g/cm3 |
???? ???????? |
200-220℃ (dec.) |
???? ??????? |
579.4°C at 760 mmHg |
????? ???????? |
1.571 |
???? ?????? |
304.2°C |
??? ?????? |
7.75E-16mmHg at 25°C |
?????? ??? ??????? ?????? |
Xn:Harmful;
|
??? ????????? |
R40:;
|
???? ????? |
S22:;
S36:;
|
|