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Report | Regular issue | Vol 6, No. 11, 1977, pp.1919-1920
Published online, 1st January, 1970
DOI: 10.3987/R-1977-11-1919
New Syntheses of Purines and Oxazolo[5,4-b]pyrimidines

Keitaro Senga,* Junko Sato, Kayoko Shimizu, and Sadao Nishigaki

*Pharmaceutical Institute, School of Medicine, Keio University, Shinanomachi 35, Shinjuku, Tokyo 160-0016, Japan


Treatment of 6-amino-5-benzylideneamino-1,3-dimethyluracils and 5-benzylideneamino-1,3-dimethylbarbituric acids with N-bromosuccinimide in chloroform afforded the corresponding purines and oxazolo[5,4-d]pyrimidines respectively.