
Tetrahedron Letters p. 4867 - 4870 (1981)
Update date:2022-08-16
Topics:
Brown, John M.
Field, Ian P.
Sidebottom, Philip J.
The diastereomeric charge-transfer complexes formed between the two enantiomers of 2,15-dimethoxy<6>helicene and R(-)2-(2,4,5,7-tetranitro-9-fluorenyloximino)propanoic acid have quite distinct geometries, revealed by NMR.
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