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An application of the mannich reaction using hydroxylamine and some of its derivatives. 6-Substituted-2,4-diamino-5,6,7,8-tetrahydropyrimido[4,5-dpyrimidines

โœ Scribed by Thomas J. Delia; Diane D. Kirt; Salah M. Sami


Book ID
112126999
Publisher
Journal of Heterocyclic Chemistry
Year
1983
Tongue
English
Weight
201 KB
Volume
20
Category
Article
ISSN
0022-152X

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Treatment of 5-(2-hydroxyaryl)thianthreniumyl perchlorates 1 with sodium hydride in tetrahydrofuran at reflux gave the title compounds 5 in excellent yields. For the reactivities of the compounds 5, the selected compounds 5 were subjected under the conditions of electrophilic substitution reactions.