ES274392A1 - Procedure for the obtaining of new derivatives of piperidine (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the obtaining of new derivatives of piperidine (Machine-translation by Google Translate, not legally binding)
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CH Boehringer Sohn AG and Co KG
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CH Boehringer Sohn AG and Co KG
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Procedure for obtaining new piperidine derivatives of the general formula ** (See formula) ** and its acid addition salts, R1 representing a hydrogen atom or a hydrophilic group, characterized by transforming a secondary piperidine derivative of the formula ** (See formula) ** with allyl halide, preferably in the presence of an organic solvent and a weak base, such as sodium bicarbonate, at temperatures of between 50 and 150º C, the alkylation medium preferably being used in excess, whereby the tertiary hydrohalogenides are optionally converted into salts acid addition with other non-toxic anions, such as sulfates, methanesulfonates and tartrates. (Machine-translation by Google Translate, not legally binding)
ES0274392A1961-02-111962-02-07Procedure for the obtaining of new derivatives of piperidine (Machine-translation by Google Translate, not legally binding)
ExpiredES274392A1
(en)