ANALYSE CONFORMATIONNELLE EN SERIE TETRAHYDROFURANNIQUE. ROLE DE L'EFFET ANOMERE D'UN BROME OU D'UN METHOXY DANS DES MOLECULES ENCOMBREES, A L'ETAT SOLIDE ET EN SOLUTION.

Article abstract of DOI:10.1016/S0040-4020(01)81728-2

Proton NMR spectra of addition products of bromine to 3-methyl, 2,2-diphenyl 2,3-dihydrofuran 6 show that one of them, at least, has an equatorial anomeric bromine.With the corresponding bromo-methoxylated derivatives, this anomaly is emphasized.In the cr