ES366821A1 - Procedure for the preparation of new pirido (1,2-a) s-triazin-dionas. (Machine-translation by Google Translate, not legally binding)
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Procedure for the preparation of new pirido (1,2-a) s-triazin-dionas. (Machine-translation by Google Translate, not legally binding)
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Agripat SA
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Agripat SA
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Process for the preparation of new pyrido [1,2-a] -s-triazin-diones of the formula i ** (see formula) ** In which R1 means hydrogen, halogen, nitro, lower alkyl, lower alkoxy or haloalkyl, R2 means an aliphatic hydrocarbon radical, an alkoxyalkyl or haloalkyl radical, R3 means hydrogen, halogen, nitro, lower alkyl, lower alkoxy or haloalkyl, characterized in that an N-pyridylurea of the formula ii is reacted ** (see formula) ** With a chloride or an ester of chloroformic acid, wherein in the formula r1, r2 and r3 have the meanings indicated under formula i. (Machine-translation by Google Translate, not legally binding)
ES366821A1969-05-051969-05-05Procedure for the preparation of new pirido (1,2-a) s-triazin-dionas. (Machine-translation by Google Translate, not legally binding)
ExpiredES366821A1
(en)
Chemical compounds process for preparing said compounds and process for preparing 6-(p-hydroxyphenyl-glycylamido)-penam or 7-(p-hydroxyphenyl-glycylamido)-cephem compounds