作者:E. B. Tsupak、M. A. Shevchenko、V. V. Kostrub、Yu. N. Tkachenko
DOI:10.1007/s11172-007-0368-6
日期:2007.11
5-Aroyl-1,3,6-trimethyluracils were converted to pyrano[4,3-d]pyrimidinium salts. Reactions of the salts obtained with ammonia, primary amines, and hydrazine were studied.