Nobuki OguniHiroaki KuboyamaAkira Nakamura
Abstract The polymerization of γ‐benzyl‐ DL ‐glutamate NCA in the presence of poly(γ‐benzyl‐ L ‐glutamate) was investigated. At the initial stage the D ‐enantiomer was preferentially polymerized (ca. 35% ee) by using triethylamine as an initiator. Enantioselectivity was independent of the molecular weight of preformed poly(γ‐benzyl‐ DL ‐glutamate).
Takakazu KojimaTakuzo KurotuTaihei KawaguchiYoshikiyo Urata
Hitoshi KanazawaTohru KawaiYuji OhashiYoshio Sasada
Yasutaka KameiAtsushi NagaiAtsushi SudoHaruo NishidaKiyoshi KikukawaTakeshi Endo