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Beecham Group PLC
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Beecham Group PLC
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Publication of ES444195A1publicationCriticalpatent/ES444195A1/en
A process for the preparation of clavulanic acid of formula (II): ** (see formula) ** Where r is an organic group, which process consists in reacting a salt of a compound of formula (I): ** (see formula) ** With a compound of formula q-r, where q is an easily displaceable group. (Machine-translation by Google Translate, not legally binding)
ES444195A1974-10-091976-01-09A procedure for the preparation of clavulan acid. (Machine-translation by Google Translate, not legally binding)
ExpiredES444195A1
(en)
A new procedure for the obtaining of a salt 1,2,3,6 -tetrahydro-2,6-dioxo-4-pyridine-carboxylate of 1- cinamid-4-diphenyl-methylpiperacin. (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of 2- (6-metoxy2-nafthy) propionic acid and 2- (6-metoxy-2-nafthyl) -1- propanol. (Machine-translation by Google Translate, not legally binding)