156474-22-5

Atazanavir Impurity 32 (2S,3R)-1,2-Epoxy-(Boc amino)-4-phenylbutane (2S,3R)-3-(N-Boc-amino)-1-oxirane-4-phenylbutane threo-N-(Tert-Butoxy)Carbonyl D-phenylalanine epoxide tert-butyl ((R)-1-((S)-oxiran-2-yl)-2-phenylethyl)carbaMate (2S,3R)-3-[(t-Butoxycarbonyl)amino]-4-phenyl-1,2-epoxybutane tert-butyl [(2R,3S)]-(-)-(1-oxiranyl-2-phenylethyl)carbamate (2S,3R)-3-(tert-ButoxycarbonylaMino)-1,2-epoxy-4-phenylbutane tert-butyl N-[(1R)-1-[(2S)-oxiran-2-yl]-2-phenylethyl]carbamate 2-Methyl-2-propanyl {(1R)-1-[(2S)-2-oxiranyl]-2-phenylethyl}carba mate Carbamic acid, N-[(1R)-1-[(2S)-2-oxiranyl]-2-phenylethyl]-, 1,1-dimethylethyl ester