Concepedia

Heterocycles. CII. Barriers to rotation in some <i>N</i>′‐Heteroaryl <i>N,N</i>‐dimethylformamidines

M. ZUPAN, V. Pirc, Alfred Pollak, Branko Stanovnik, M. Tišer

Journal of Heterocyclic Chemistry · 1974 · 22 citations · 5 references

DOI

Concepts

Abstract

Abstract The free energies of activation about the =CHNMe 2 bond in N ′‐heteroaryl N,N ‐dimethylformamidines have been found in the range from 15.6 kcal/mole to 23 kcal/mole.

References

5

Nuclear Magnetic Resonance Methods for Determining Chemical-Exchange Rates<sup>1</sup>

Adam Allerhand, H. S. Gutowsky, J. Jonás̆ et al. · Journal of the American Chemical Society · 1966 · 300 citations

, , +6

The validity of approximate equations for k c in dynamic nuclear magnetic resonance

Daniel Kost, Eric Carlson, Morton Raban · Journal of the Chemical Society D Chemical Communications · 1971 · 114 citations

, , +6

Activation parameters for hindered rotation in N′- -butyl-N,N-dimethylformamidine

David L. Harris, Keith M. Wellman · Tetrahedron Letters · 1968 · 26 citations

, , +2

Hindered rotation about the carbon-nitrogen single in N′-aryl-N,N-dimethylformamidines

Domenick J. Bertelli, J. T. Gerig · Tetrahedron Letters · 1967 · 23 citations

, , +3

Restricted rotation in benzamidinium systems

J. S. MCKENNIS, Peter A. S. Smith · The Journal of Organic Chemistry · 1972 · 23 citations

, , +5