ES360677A1 - Procedure for the preparation of derivatives of 3 h-quinalozin-4-ona. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of derivatives of 3 h-quinalozin-4-ona. (Machine-translation by Google Translate, not legally binding)
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Antonio Gallardo SA
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Antonio Gallardo SA
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Process for the preparation of 3 h-quinazolin-4-one derivatives, corresponding to the general formula. ** (see formula) ** Donde r' = cl, br, f ** (see formula) ** Characterized in that they are obtained by reacting the derivative of the formula i (where r'= halogen and r "= h) in anhydrous medium in the presence of an organic base such as pyridine, triethylamine or triethanolamine, with the corresponding acid chloride, or by reacting in an alcoholic environment the sodium salt of the derivative of the formula i (where r'= halogen and r "= h) with the corresponding alkyl halide, and separating the product by precipitation in water, then crystallizing it in organic solvents . (Machine-translation by Google Translate, not legally binding)
ES360677A1968-11-251968-11-25Procedure for the preparation of derivatives of 3 h-quinalozin-4-ona. (Machine-translation by Google Translate, not legally binding)
ExpiredES360677A1
(en)
Procedure for the preparation of new derivatives of the acid range-trimethylamine - beta - hydroxibutirico with therapeutic properties. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of n (dietillaminoetil) - 2 - metoxi - 5 - metilsulfonil - benzamida. (Machine-translation by Google Translate, not legally binding)