Reaction of dialkylphosphorous acids with 2,2-dimethyl-1,3-indandione in the presence of amines gave
2,2-dimethyl-
3-hydroxyindan-1-
one-
3-diethylphosphonate and
2,2-dimethyl-
3 Synthesis of 3-benzoyl- and 3-trichloroacetylimidazolidin-2-onesSynthesis of
3-benzoyl- and
3-trichloroacetylimidazolidin-
2-
ones Improved Method for Preparation of 3-(1H-Indol-3-yl)benzofuran-2(3H)-ones3-(1H-Indol-
3-yl)benzofuran-
2(3H)-
ones were efficiently accessed via polyphosphoric acid