Solid-Phase Synthesis of Oligopeptides Containing Sterically Hindered Amino Acids on Nonswellable Resin Using 3Nitro-1,2,4-Triazol-1-Yl-Tris(pyrrolidin-1-Yl)phosphonium Hexafluorophosphate (PyNTP) as the Condensing Reagent

doi 10.1021/acscombsci.7b00184.s001