%0 Journal Article %T Synthetic Zeolites as Catalysts for the Ring Conversion of γ-Butyrolactone into 1-Substituted 2-Pyrrolidinones %A Hatada, Kou %A Ono, Yoshio %J Bulletin of the Chemical Society of Japan %V 50 %N 10 %P 2517-2521 %@ 0009-2673 %D 2006-04-19 %I Oxford University Press %~ DeepDyve