Formation of borata-alkene/iminium zwitterions by ynamine hydroboration

Long Wang, Zhongbao Jian, Constantin G. Daniliuc, Gerald Kehr, Gerhard Erker
2018 Dalton Transactions  
The ynamine TMP–CC–CH3 adds HB(C6F5)2 to give the unsaturated C2-bridged N/B FLP, which shows a marked participation of the mesomeric zwitterionic borata-alkene/iminium form.
doi:10.1039/c8dt02435a pmid:29995970 fatcat:2e5bhbqokbhtppgdzxkfvpvad4