A Facile Synthesis of Carbamoylsilanes, ‐boranes and ‐phosphane Oxides – Isolation of the First Uncomplexed Carbamoylborane
作者:Yves Canac、Greg E. Aniol、Salvador Conejero、Bruno Donnadieu、Guy Bertrand
DOI:10.1002/ejic.200600799
日期:2006.12
C-(Trimethylsilyloxy)-, C-(triisopropylsilyloxy)-, C-(diphenylboryloxy), C-[bis(diisopropylamino)boryloxy]- and C-(di-tert-butylphosphoryloxy)-N,N-diisopropylaldiminium salts are readily prepared in good to excellent yields from either diisopropylformamide or (chloromethylene)diisopropylammonium chloride. Deprotonation of these aldiminium salts leads to transient (amino)(oxy)carbenes, which cleanly