axial chirality

https://doi.org/10.1351/goldbook.A00547
Term used to refer to @[email protected] resulting from the non-planar arrangement of four groups in pairs about a @[email protected] It is exemplified by @[email protected]
abC=C=Ccd
(or
abC=C=Cab
) and by the @[email protected] of ortho-substituted biphenyls. The @[email protected] in molecular entities possessing axial @[email protected] is specified by the stereodescriptors Ra and Sa (or by P or M).
A00547.png
Source:
PAC, 1996, 68, 2193. (Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2201 [Terms] [Paper]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014