Red-Al® reduction of 4-silyloxy propargylic alcohols. A surprising round trip for the silyl group
摘要:
The Red-Al(R) reduction of 4-silyloxy propargylic alcohols to 4-silyloxy allylic alcohols involves two consecutive regio- and stereospecific 1,3 silyl migrations - from oxygen to carbon and then back to the original oxygen. (C) 1998 Elsevier Science Ltd. All rights reserved.
Red-Al® reduction of 4-silyloxy propargylic alcohols. A surprising round trip for the silyl group
摘要:
The Red-Al(R) reduction of 4-silyloxy propargylic alcohols to 4-silyloxy allylic alcohols involves two consecutive regio- and stereospecific 1,3 silyl migrations - from oxygen to carbon and then back to the original oxygen. (C) 1998 Elsevier Science Ltd. All rights reserved.