Synthesis and pharmacological activity of some 1-methyl-3h-6, 9-dihydro-1, 2, 4-triazino [3, 4-f] xanthines

NI Romanenko, BA Samura, IV Fedulova…

Index: Romanenko, N. I.; Samura, B. A.; Fedulova, I. V.; Priimenko, B. A.; Chervinskii, A. Yu.; Garmash, S. N. Pharmaceutical Chemistry Journal, 1986 , vol. 20, # 2 p. 122 - 125 Khimiko-Farmatsevticheskii Zhurnal, 1986 , vol. 20, # 2 p. 187 - 190

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Abstract

The IR spectra of the ketones (I-VI) show absorption for NH stretching vibrations at 3160- 3190 cm-~. Carbonyl group absorption is seen at 1690-1720 cm-~. In addition, the spectra also show C= N absorption at 1610-1670 cm-x and CH absorption at 2830-2850 and 2940- 3050 cm-I.