Synthesis of Digitoxigenin from 3β-[(tert-Butyldimethylsilyl)oxy]-17α-iodo-5β-androstan- 14β-ol via 17β Stereoselective Free-Radical Introduction of γ-Butyrolactone Moiety

Journal of Organic Chemistry

Volumn 62, Issue 10, 1997, Pages 3390-3401

  Almirante, Nicoletta ^a   Cerri, Alberto ^a  

^a Prassis Sigma Tau Research Institute   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 1542503268     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (11)

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9. Acetylation of the 14β-hydroxy group was accomplished with acetic anhydride in pyridine in the presence of DMAP after 6 days at room temperature; see: Lindig, C.; Repke, K. R. H. J. Prakt. Chem. 1987, 329(5), 841.
10. Soai, K.; Oyamada, H. Synthesis 1984, 605.
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