Stereochemistry of hexachlorocyclopentadiene [4+2]-cycloaddition to 2-substituted 4,7-dihydro-1,3-dioxepins
Keywords: انتخابی π-صورت; Diels-Alder reaction; [4+2]-Cycloaddition; Microwave irradiation; Ï-Facial selectivity; 4,7-Dihydro-1,3-dioxepins;