Unexpected thermal reactivity of phosphirano-[1,2]thiaphosphole P-W(CO)5 complexes

Article abstract of DOI:10.1002/ejoc.200900002

Spiro[fluorene-9,6′-[2]thia[1]phosphabicyclo[3.1.0]hex[3]- enes] 7a-c have been obtained in one step from 3,5-diaryl- 1,2-thiaphospholes and 9-diazofluorene or its 2,7-dibromo derivative. The bicyclic phosphiranes are stable against water and resist attem