(E)-2-Buten-1-yl (S)-N-(2'-Methoxy-[1,1']binaphthalen-2-yl)propanimidate and (E)-2-Buten-1-yl (S)-N-(2'-Methoxy-3-methyl-[1,1']binaphthalen-2-yl)propanimidate

In the structures of both of the title compounds, (E)-2-buten-1-yl (S)-N-(2'-methoxy-1,1'-binaphthalenyl-2-yl)propanimidate, C₂₈H₂₇NO₂, (I), and it's methyl-substituted derivative, C₂₉H₂₉NO₂, (II), the C=N bond has an (E) configuration. In compound (II), the position of the additional methyl group is confirmed.

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