8-氟-4H-(1)-苯并吡喃(4,3-b)Thiop& 、
methyl 2-(S)-((tert-butoxycarbonyl)amino)-3-(4'-formyl-phenyl)propanoate 以
甲醇 为溶剂,
以95 %的产率得到N-(tert-butoxycarbonyl)-4-((2-(8'-fluoro-4H-[1]-benzopyrano[4,3-b]thiophene-2'-carbonyl)hydrazono)methylene)-L-phenylalanine methyl ester