Side-chain transformations of 6- and 7-substituted 1,3-dimethyllumazines (=1,3-dimethylpteridine-2,4(1H,3H)-diones)

Article abstract of DOI:10.1002/hlca.200790118

A series of side chain reactions starting from the 6- and 7-styryl-substituted 1,3-dimethyllumazines 1 and 21 as well as from the 6- and 7-[2-(methoxycarbonyl)ethenyl]-substituted 1,3-dimethyllumazine 2 and 22 were performed first by addition of Br_2<