C 13 NMR SPECTRA OF COUMARIN AND METHOXYCOUMARINS REINVESTIGATION OF CHARGE DENSITY CHEMICAL SHIFT RELATIONS - PRESTIEN; JOSHEP NATHAN, PEDRO; GUNTHER (UNIV COLOGNE,INST ORG CHEM,COLOGNE,FED REP GER, 1974)
OMR ORGAN MAGNET RESON
Keywords: C-13 NMR-SPECTRA, COUMARIN, METHOXYCOUMARINS, REINVESTIGATION, CHARGE DENSITY CHEMICAL SHIFT RELATIONS; QUIMICA; QUIMICA NUCLEAR; RESONANCIA MAGNETICA NUCLEAR