p. 2882 - 2891
(2007/10/03)tert-butyldimethylsilyl chloride
(S)-4-benzyl-2-azetidinone
3(S)-{{(benzyloxy)carbonyl}amino}-4-phenylbutyric acid benzyl ester
β-homo-(S)-phenylalanine
(S)-3-[(benzyloxycarbonyl)amino]-1-diazo-4-phenyl-2-butanone
4(S)-benzyl-1-(tert-butyldimethylsilyl)-3(S)-(methylthio)azetidin-2-one
(3R,4S)-4-Benzyl-1-(tert-butyl-dimethyl-silanyl)-3-methyl-azetidin-2-one
4(S)-benzyl-3(S)-methylazetidin-2-one
4(S)-benzyl-1-(tert-butyl-dimethylsilyl)-3(S)-methoxyazetidin-2-one
4(S)-benzyl-3(S)-methoxyazetidin-2-one