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Sandoz AG
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Sandoz AG
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Publication of ES224599A1publicationCriticalpatent/ES224599A1/es
Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members
(AREA)
Abstract
Procedimiento para la obtención de derivados de fenotiacina de la fórmula general I **(Ver fórmula)**caracterizándose porque se ciclizan en derivados de fenotiacinas las aminas terciarias de la fórmula general II donde R1. R2 y R3 tienen el significado arriba indicado por tratamiento con dihalogenuros sulfúricos por caso dado separando entre sí por métodos en sí ya conocidos los isomeros de posición obtenidos.
ES0224599A1954-11-051955-10-22UN PROCEDIMIENTO PARA LA OBTENCIoN DE DERIVADOS DE FENOTIACINA
ExpiredES224599A1
(es)