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Published October 1, 1974 | public
Journal Article

Nuclear Magnetic Resonance Spectroscopy. ^(13)C-^(15)N Coupling Constants as a Conformational Probe?

Abstract

There have been several attempts to explain the variation in ^(13)C-^(l5)N coupling constants with the stereochemical orientation of the carbons with respect to the nitrogen lone pairs. Most of the substances investigated so far, however, have the possibility of averaging of coupling constants due to bond rotation and/or nitrogen inversion. The only relatively rigid substances looked at have had aromatic nitrogen, and, with these, other effects are expected to play a role.

Additional Information

© 1974 American Chemical Society. Received July 26, 1974. Supported by the National Science Foundation and by the Public Health Service, Research Grant No, GM-11072, from the Division of General Medical Sciences.

Additional details

Created:
August 19, 2023
Modified:
October 24, 2023