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17β-????-17-????????

17β-????-17-????????
17β-????-17-???????? ??? ???
?? ??:
75262-69-0
???:
17β-????-17-????????
???(??):
17β-????-17-????????
???:
17β-Carboxy-17-desoxy Dexamethasone
???(??):
Desoximetasone Acid;Dexamethasone Impurity 53;Dexamethasone Impurity 33;DexaMethasone Acid IMpurity;17β-Carboxy 17-DesoxyMethasone;Desoximetasone Oxidative Impurity;Dexamethasone 20-Carboxy Impurity;17β-Carboxy-17-desoxy Dexamethasone;172-Carboxy-17-desoxy Dexamethasone;17-Beta-Carboxy-17-Desoxy-DexaMethasone
CBNumber:
CB12512357
???:
C21H27FO4
??? ??:
362.44
MOL ??:
75262-69-0.mol

17β-????-17-???????? ??

???
294-296°C (dec.)
?? ?
529.4±50.0 °C(Predicted)
??
1.28±0.1 g/cm3(Predicted)
?? ??
Refrigerator
???
DMSO(?? ???), ???(?? ???)
??? ??
??
??? ??
??? ??
?? ?? (pKa)
4.50±0.70(Predicted)
??
???? ?????
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H373 ??? ?? ?? ???? ??(??, ??? ?? ??? ?? ??? ??)? ??? ??? ? ?? ?? ???? ?? - ?? ?? ?? 2 ?? P260, P314, P501
??????:
P260 ??·?·??·???·??·...·????? ???? ???.
P314 ???? ??? ???? ??·??? ????.
P501 ...? ??? / ??? ?? ???.

17β-????-17-???????? C??? ??, ??, ??

??? ??

White Solid

??

An impurity of Dexamethasone (D298800), Desoxymethasone,

17β-????-17-???????? ?? ?? ? ???

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17β-????-17-???????? ?? ??

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