4-phenyl-3-tert-butoxycarbonylamino-1-butene

三苯基氧化膦

(E)-(S)-4-tert-butoxycarbonylamino-5-phenyl-pent-2-enoic acid methyl ester

3(S)-(tert-Butoxyformamido)-2(S)-hydroxy-4-phenyl-1-butanal

(R)-1-benzyl-prop-2-enylamine