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Publikováno v:
Journal of the American Chemical Society. 118:3643-3655
[N3N]TaPPh ([N3N]3- = [(Me3SiNCH2CH2)3N]3-) reacts with excess lithium metal in tetrahydrofuran to give “[N3N]TaPLi”, as judged by NMR studies and by reactions with RX at −35 °C to afford the phosphinidene complexes [N3N]TaPR (R = Me, n-Bu, Si
Publikováno v:
Journal of the American Chemical Society. 124(47)
Alkylation of N-nitrosourethane tetrabutylammonium salt (2-Bu(4)N) with four electrophiles (MeI, EtI, i-PrI, and PhCH(2)Br) was studied by (1)H NMR in CD(2)Cl(2) and CD(3)CN solutions. The ratio of the three regioisomers N-alkyl-N-nitrosourethane 3,