Interactions of coumarins with a lanthanide shift reagent: determination of substitution pattern

@inproceedings{Gray1978InteractionsOC,
  title={Interactions of coumarins with a lanthanide shift reagent: determination of substitution pattern},
  author={Alexander Ian Gray and Roger D. Waigh and Peter G. Waterman},
  year={1978}
}
The effects of Eu(fod)3 on the 1H n.m.r. spectra of 22 coumarins with alkyl, alkoxy, furano, and pyrano substituents and of coumarin itself have been studied, and a method for obtaining information on the substitution pattern of the coumarins has been developed.