Tetrahedron Letters p. 2371 - 2374 (1989)
Update date:2022-07-30
Topics: Retrosynthetic analysis Purification and characterization Final steps Stereochemistry Control Purification and Isolation Formation of Key Bonds Synthesis of Fragments Assembly of Fragments Yield Optimization
Brendel, Joachim
Weyerstahl, Peter
Silphiperfol-5-en-3-ol (1) has been synthesized in five steps starting with enone 4 in an overall yield of 30percent.Key step is a TMSCl assisted 1,4-addition of the Grignard reagent of acetal 5 to 4.
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