Formal Asymmetric Synthesis of Pentaleno
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Eva Herrmann; Hans-Joachim Gais; Bernd Rosenstock; Gerhard Raabe; Hans Jörg Lind
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Article
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1998
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John Wiley and Sons
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English
⚖ 744 KB
A formal asymmetric synthesis of pentalenolactone E (1b) phosphonate salt 17a ultimately led to the ketene dithioacetal 22. The angular intermediates 25a/b were obtained from and pentalenolactone F (1a) has been accomplished. Ozonolysis of the diphenyl-substituted triquinane 3 and Kauffmann 22 by re