Tetrahedron Letters p. 3079 - 3082 (1986)
Update date:2022-08-17
Topics:
Baumstark, A. L.
Balakrishnan, P.
Boykin, D. W.
(17)O NMR data for sterically hindered phthalic anhydrides and phthalides showed unusual deshielding effects which were correlated with in-plane bond angle distortions (X-ray results and MM2 calculations); indicative of van der Waals repulsions.
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(1943)
