https://kuscholarworks.ku.edu/entities/publication/a32dc68c-1475-4c74-a5d2-a51001ca55ae
Spiro-condensation of 5-methoxycarbonyl-1Hpyrrole-2,3-diones with cyclic enoles to form spiro...
Highly efficient spiro-condensation enabling cyclic enoles to act as 1,3-bis-nucleophiles in reaction with pyrrole-2,3-diones acting as 1,2-bis-electrophiles...