Synthesis of Biaryls by Intramolecular Radical Transfer in Phosphinates
摘要:
Phosphinates 20a-35a give biaryls 20b-35b on heating with stannanes in the presence of AIBN. The process involves a radical ipso substitution on the migrating aryl ring.
Synthesis of biaryls by intramolecular radical transfer: use of phosphinates
摘要:
Phosphinates 4a-13a give biaryls 4b-13b on heating with stannanes in the presence of a radical initiator. (C) 2000 Elsevier Science Ltd. All rights reserved.