Application of 1H/13C inversely correlat
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Rüdiger E. Fischer; Janusz Dabrowski; Andrzej Ejchart; Heinz A. Staab
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Article
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1988
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John Wiley and Sons
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English
⚖ 409 KB
The relative orientation of substituents in the opposite rings of one of the isomeric 4,7-dichloro-5,8,12,19 tetramethoxy-13,1Cbis[~~methoxycarbonylphenyl)butyl~[2.2~paracyclophanes was determined by establishing by NOE their orientation relative to the bridge protons, which thus served as 'space-sp