Magnetic non-equivalence in phosphate esters. Solvent effects on the1H NMR spectrum of dibenzyl 2-pyridylphosphate

Article abstract of DOI:10.1016/0022-2860(95)09208-0

Methylene protons of benzyl groups in dibenzyl 2-pyridylphosphate show strong magnetic non-equivalence in CDCl₃, while the effect is absent in benzene-d₆ solutions. The non-equivalence is explained by the intramolecular N → P interac