Synthesis of a model bicyclic core related to Microscleroderma spirophora steroids
摘要:
An approach to the strained B,C-bicyclic nucleus of a heterocyclic class of steroids is described. The approach relies on a sigmatropic shift for installation of the strained bridge. (C) 2003 Elsevier Science Ltd. All rights reserved.
Synthesis of a model bicyclic core related to Microscleroderma spirophora steroids
摘要:
An approach to the strained B,C-bicyclic nucleus of a heterocyclic class of steroids is described. The approach relies on a sigmatropic shift for installation of the strained bridge. (C) 2003 Elsevier Science Ltd. All rights reserved.