Novel Synthetic Routes to 1,3,1′,3′-Tetramethylhydurilic Acid and Tetramethylalloxantine (Amalic Acid) and Their Crystal Structures
K. Sweidan, A. Al-sheikh, C. Maichle-m????mer, M. Steimann, N. Kuhn
Keywords: 1, 3-dimethylbarbituric acid, 5, 5'-bibarbituric acid, hydurilic acid, alloxantine, heterocycles, synthesis, crystal solvate
Pages: 819-822
Abstract
1,3,1′,3′-Tetramethylhydurilic acid (1) and tetramethylalloxantine (5) were prepared by simple novel methods. The crystal structures of the compounds 1 and 5·2(DMSO) are reported.
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