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Communication | Regular issue | Vol 22, No. 5, 1984, pp.1005-1006
Published online, 1st January, 1970
DOI: 10.3987/R-1984-05-1005
A Novel Synthesis of Some Annelated Pyrimidines: Reaction of 6-Hydroxylamino-1,3-dimethylpyrimidine-2,4-dione with Imines and α-Chloroimines

Dipak Prajapati, Sivaprasad Attaluri, Jagir S. Sandhu,* and Jogendra Nath Baruah

*Division of Drug and Pharmaceutical Chemistry, Regional Research Laboratory, Jorhat 785 006, Assam, India


Reaction of imines and α-chloroimines with 6-hydroxylamino-l,3-dimethylpyrimidine-2,4-dione gives isoxazolo[3,4-d] and pyrazolo[3 ,4-d]pyrimidines respectively in good yields.