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ChemicalBook CAS DataBase List 11-KETOTIGOGENIN
4802-74-8

11-KETOTIGOGENIN synthesis

6synthesis methods
Spirostan-11-one, 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (3β,5α,25R)-

1246949-44-9
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Yield:4802-74-8 92%

Reaction Conditions:

with tetrabutyl ammonium fluoride in tetrahydrofuran at 0 - 20;Inert atmosphere;

References:

Ravindar, Kontham;Reddy, Maddi Sridhar;Lindqvist, Lisa;Pelletier, Jerry;Deslongchamps, Pierre [Organic Letters,2010,vol. 12,# 19,p. 4420 - 4423] Location in patent:supporting information; experimental part

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