Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Sandoz AG
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Sandoz AG
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Priority claimed from CH1073570Aexternal-prioritypatent/CH528538A/en
Priority claimed from CH1073670Aexternal-prioritypatent/CH529783A/en
Priority claimed from CH1073770Aexternal-prioritypatent/CH529784A/en
Application filed by Sandoz AGfiledCriticalSandoz AG
Publication of ES393219A1publicationCriticalpatent/ES393219A1/en
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur
(AREA)
Abstract
Process for obtaining dibenzothiepine derivatives, of formula i, ** (see formula) ** Wherein r is alkyl of 1 to 4 carbon atoms, and n is 1 or 2 or, when r does not mean methyl, is 0, characterized in that a compound of formula iii is reacted, ** (see formula) ** Wherein r has the meaning indicated above, with a compound of formula ii, ** (see formula) ** Wherein n is 1 or 2 or, when r in the compound of formula iii does not mean methyl, is 0 and x is the acid radical of a reactive ester, in the presence of an inert organic solvent. (Machine-translation by Google Translate, not legally binding)
ES393219A1970-07-151971-07-13Procedure for obtaining dibenzotiepine derivatives. (Machine-translation by Google Translate, not legally binding)
ExpiredES393219A1
(en)
Procedure for the preparation of amidas derived from the steres of piperazin-1 propionic acid. (Machine-translation by Google Translate, not legally binding)