Purines, pyrimidines, and condensed systems based on these compounds. 12. 1,3-Dimethylpyrimido[4,5-d]pyrimidine-2, 4-(1H,3H)dione: The first case of regioselective amination of condensed pyrimidines in position 2
作者:A. V. Gulevskaya、A. F. Pozharskii、S. V. Shorshnev、E. A. Zheltushkina