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Welfide Corp
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Welfide Corp
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Priority to ES457817ApriorityCriticalpatent/ES457817A3/es
Publication of ES457817A3publicationCriticalpatent/ES457817A3/es
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur
(AREA)
Abstract
Procedimiento para la obtención de nuevas tieno [2,3-e] [1,4]diacepin-2-onas de fórmula I: ***1 (Ver fórmula 1) en la que R1 y R2 son cada uno de ellos H o un alcohilo inferior con 1 a 4 átomos de carbono; R3 es un alcohilo inferior con 1 a 4 átomos de carbono, y R es halógeno, CF3 o un alcoxi inferior con 1 a 4 átomos de carbono; así como sus sales ácidas de adición tolerables farmacéuticamente.
ES457817A1977-04-141977-04-14Un procedimiento para la obtencion de nuevas tieno (2,3-e) (1,4) diacepin-2-onas.
ExpiredES457817A3
(es)