eclipsing strain

Synonyms: bond opposition strain, Pitzer strain, torsional strain
https://doi.org/10.1351/goldbook.E01886
@I03130@ @S06037@ present due to @N04183@ between two @E01884@ atoms or groups. It is, for example, one of the interactions responsible for the existence of a @R05408@ and hence @F02520@ about the C–C bond in ethane. It has also been called Pitzer strain, torsional strain and bond opposition strain.
Source:
PAC, 1996, 68, 2193. (Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2206 [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