229613-93-8

(1S-4R)-4-[[(1 Peramivir impurities5 Peramivir impurities 7 Peramivir Intermediate 2 Peramivir intermediate M8 (1S,4R)-4-[[(1,1-diMethylethoxy)carbonyl]amino]- 2-Cyclopent... methyl 2-((1R,4R)-4-((tert-butoxycarbonyl)amino)cyclopent-2-en-1-yl)acetate 1-diMethylethoxy)carbonyl]aMino]- 2-Cyclopentene-1-carboxylic acid Methyl ester (1S-4R)-4-[[(1,1-diMethylethoxy)carbonyl]aMino]- 2-Cyclopentene-1-carboxylic acid Methyl ester (3aR,4R,6S,6aS)-4-[[(1,1-Dimethylethoxy)carbonyl]amino]-3-(1-ethylpropyl)-3a,5,6,6a-tetrahydro-4H-cy (3R.AR.6S6aS)-Methry1 4-tetebutotocroo--(an-an-3-45.6.a.tatrahcyro-3aHarcloentatdjisoxazol-caoxyatea TIANFU-CHEM--(1S-4R)-4-[[(1,1-diMethylethoxy)carbonyl]aMino]- 2-Cyclopentene-1-carboxylic acid Methyl ester Methyl 4-{[(tert-butoxy)carbonyl]aMino}-3-(pentan-3-yl)-3aH,4H,5H,6H,6aH-cyclopenta[d][1,2]oxazole-6-carboxylate (3aR,4R,6S,6aS)-Methyl 4-(tert-butoxycarbonyl)-3-(pentan-3-yl)-4,5,6,6a-tetrahydro-3aH-cyclopenta[d]isoxazole-6-carboxylate (3aR,4R,6S)-Methyl-4-((tert-butoxycarbonyl)aMino)-3-(pentan-3-yl)-4,5,6,6a-tetrahydro-3aH-cyclopenta[d]isoxazole-6-carboxylate methyl (3aS,4S,6R,6aR)-4-((tert-butoxycarbonyl)amino)-3-(pentan-3-yl)-3a,5,6,6a-tetrahydro-4H-cyclopenta[d]isoxazole-6-carboxylate methyl (3aR,4R,6S,6aS)-4-((tert-butoxycarbonyl)amino)-3-(pentan-3-yl)-3a,5,6,6a-tetrahydro-4H-cyclopenta[d]isoxazole-6-carboxylate methyl (3aR,4R,6S,6aS)-4-[(2-methylpropan-2-yl)oxycarbonylamino]-3-pentan-3-yl-4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,2]oxazole-6-carboxylate (3aR,4R,6S,6aS)-4-[[(1,1-DiMethylethoxy)carbonyl]aMino]-3-(1-ethylpropyl)-3a,5,6,6a-tetrahydro-4H-cyclopent[d]isoxazole-6-carboxylic Acid Methyl Ester 4H-Cyclopent[d]isoxazole-6-carboxylic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-3-(1-ethylpropyl)-3a,5,6,6a-tetrahydro-, methyl ester, (3aR,4R,6S,6aS)-