3-(2,2-dimethyl-6-oxo-6H-[1,3]dioxin-4-yl)-benzonitrile 、
(3-amino-3'-methyl-biphenyl-4-yl)-carbamic acid tert-butyl ester 以Obtained as a viscous orange oil (290 mg)的产率得到{3-[3-(3-cyano-phenyl)-3-oxo-propionylamino]-3'-methyl-biphenyl-4-yl}-carbamic acid tert-butyl ester