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Sandoz AG
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Sandoz AG
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Priority claimed from CH965063Aexternal-prioritypatent/CH433302A/en
Application filed by Sandoz AGfiledCriticalSandoz AG
Publication of ES302770A1publicationCriticalpatent/ES302770A1/en
Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members
(AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Abstract
"Process for the production of heterocyclic compounds", of general formula I, ** (See formula) ** wherein R 1 signifies a lower alkyl radical, an aryl or aralkyl radical and R 2 signifies a hydrogen atom or a lower alkyl radical, and their acid addition salts with organic or inorganic acids, characterized in that a compound is reacted of general formula II, ** (See formula) ** wherein R1 and R2 have the meanings indicated above, with a suitable chlorinating agent and, when an acid addition salt is required, salification with an organic or inorganic acid is carried out. (Machine-translation by Google Translate, not legally binding)
ES302770A1963-08-051964-08-03Procedure for the production of heterocyclic compounds (Machine-translation by Google Translate, not legally binding)
ExpiredES302770A1
(en)
Procedure for the production of new heterocyclic compounds and their acid addiction salts (Machine-translation by Google Translate, not legally binding)