(+/-)-Methyl-4-T-Butoxycarbonylamino-3-(1-Ethylpropyl)-4,5,6,6A-Tetrahydro-3Ah-Cyclopenta [d]Isoxazole-6-Carboxylate 以93的收率获得(1S,2S,3S,4R)-3-[(1S)-1-氨基-2-乙基丁基]-4-[叔丁氧羰基氨基]-2-羟基-环戊烷羧酸甲酯
参考文献:Substituted Cyclopentane And Cyclopentene Compounds Useful As Neuraminidase Inhibitors
标题:Substituted Cyclopentane And Cyclopentene Compounds Useful As Neuraminidase Inhibitors
摘要:化合物i-Iii中,U为ch,O或s;Z为单取代或双取代的碳;R为(Ch2)Nco2H,(Ch2)Nso3H,(Ch2)Npo3H2,(Ch2)Nno2,Ch(Sch3)3,酯类;R1为h,羟基烷基,氨基烷基,烷氧基烷基;Rr1为o;N为0-4;R2,R3为h,羟基烷基,氨基烷基,烷氧基烷基,卤代烷基;R4为(Ch2)Noh,(Ch2)Nnh2,取代烷基.这些化合物被制备为神经氨酸酶抑制剂.因此,(1R,3R,4R,1's)-(−)-(1'-乙酰氨基-2'-乙基)丁基-4-(氨基亚胺)甲基氨基环戊烷-1-羧酸被制备并在体外作为神经氨酸酶抑制剂进行了测试(Ic50<1μm).