triethyl borane; tert.-butyl lithium; tert-butyl N-indolecarboxylate; palladium diacetate; triphenylphosphine in tetrahydrofuran 6 h; Heating;

1: tert-butyl N-indolecarboxylate With tert.-butyl lithium 2: With triethyl borane 3: N,2-dimethyl-N-(2-iodophenyl)acrylamide With palladium diacetate in tetrahydrofuran 6 h; Heating;

methylmagnesium bromide in tetrahydrofuran 4 h; Heating;