Araya Maturana, R.;Gavin Sazatornil, J. A.;Heredia Moya, Jorge;Pessoa, H.;Weiss López, B. E.
(2005-05)
A systematic study about the long-range correlations observed in the HMBC spectra of a series of cis and trans 3-(4-oxo-4H-chromen-3-yl)-acrylic acid ethyl esters, and 5-hydroxy derivatives, was carried out. Th....