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Model molecules to classify CH⋯O hydrogen-bonds

2018; Royal Society of Chemistry; Volume: 54; Issue: 36 Linguagem: Inglês

10.1039/c8cc01653d

1364-548X

Amol M. Vibhute, U. Deva Priyakumar, Arthi Ravi, Kana M. Sureshan,

Molecular spectroscopy and chirality

A set of molecules locked in the CH⋯O H-bonding conformation has been used to correlate the magnitude of the downfield shift of the 1 H NMR signal due to the bridging hydrogen with the hybridization state of the acceptor oxygen and the CH⋯O H-bond strength.