Opening of the three-membered ring of spiro[2.4]hepta-4,6-diene ( 1 ) by Fe 2 (CO) 9 and CO insertion leads to the bridged η 1 -acyl-η 5 -cyclopentadienyl complex 3 , which with additional Fe 2 (CO) 9 via the labile intermediate 6 forms the dinuclear methylfulvene complex 4 ...
BenzofuranDesaromatisierungIndolSilylierungenUumlbergangsmetallfreie ReaktionenA practical method for ring opening of various indoles and benzofurans with concomitant stereoselective silylation using read‐ily generated (diphenyl‐tert‐butylsilyl)lithium to provide ortho‐β‐silylvinyl anilines or phenols...