(S)-3-amino-3-(3-nitro-phenyl)-hexanoic acid methyl ester 、
N-BOC-N'-甲基硫脲 以the product [(S)-1-methyl-4-(3-nitro-phenyl)-6-oxo-4-propyl-1,4,5,6-tetrahydro-pyrimidin-2-yl]-carbamic acid tert-butyl ester was obtained as an amorphous solid的产率得到[(S)-1-methyl-4-(3-nitro-phenyl)-6-oxo-4-propyl-1,4,5,6-tetrahydro-pyrimidin-2-yl]-carbamic acid tert-butyl ester