V. Bavetsias et Ea. Henderson, Synthesis of N-substituted derivatives of tert-butyl 4-aminobenzoate via apalladium-catalysed reaction, J CHEM R-S, (9), 2000, pp. 418-419
Amination of tert-butyl 4-bromobenzoate using PdCl2 (7% mel) and P(o-tolyl)
(3) provides a convenient route to N-substituted derivatives of tert-butyl
4-aminobenzoate.