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17-???????

17-???????
17-??????? ??? ???
?? ??:
1880-61-1
???:
17-???????
???(??):
17-???????
???:
17-OXODEXAMETHASONE
???(??):
(8S,9R,10S,11S,13S,14S,16R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-3H-cyclopenta[a]phenanthrene-3,17(6H)-dione; NSC 50909;17-OXODEXAMETHASONE;DexaMethasone-17-ketone;Dexamethasone Impurity 13;Dexamethasone Impurity 54;Dexamethasone 17-Oxo Impurity;17-Oxo Dexamethasone Solution, 100ppm;17-OXODEXAMETHASONE ISO 9001:2015 REACH;17-Oxo Dexamethasone / 17-Keto Dexamethasone
CBNumber:
CB8500874
???:
C20H25FO3
??? ??:
332.41
MOL ??:
1880-61-1.mol

17-??????? ??

???
242-244°C
?? ?
478.8±45.0 °C(Predicted)
??
1.23±0.1 g/cm3(Predicted)
?? ??
-20°C Freezer
???
?????(?? ???), ???????(?? ???), ???(?? ???), ???(S)
??? ??
??
??? ??
??? ??
?? ?? (pKa)
13.23±0.70(Predicted)
??
???

??

17-??????? C??? ??, ??, ??

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White Solid

17-??????? ?? ?? ? ???

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17-??????? ?? ??

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