Abstract
Temperature dependent splitting of N-alkyl 1H and 13C NMR signals in a series of 4-oxo-4H-chromene-2-carboxamides has been analysed in terms of rotation of the amide group. Rotational barriers have been calculated from dynamic 1H NMR data and the conformational options have been explored.
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Schedule a callMore From: Journal of the Chemical Society, Perkin Transactions 2
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