ES394031A1 - Procedure for the preparation of metail-sulfonium derivatives. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of metail-sulfonium derivatives. (Machine-translation by Google Translate, not legally binding)
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Evonik Operations GmbH
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Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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Priority to ES394031ApriorityCriticalpatent/ES394031A1/en
Publication of ES394031A1publicationCriticalpatent/ES394031A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedure for the preparation of methylsulfonium derivatives of the general formula (I) **(See formula)** wherein R1 is an alcohol radical with 1 to 12 carbon atoms, an aralkoxy or aryl radical, R2 means an alcohol radical with 1 to 4 carbon atoms and Hal represents a halogen atom, preferably a chlorine atom, characterized by that an alpha-hydroxy-gamma-alcoholmercapto-butyric acid is reacted, in the presence of water at a temperature between about 10 and about 100ºC, with a compound of the general formula R2Hal (II), in which R2 and Hal have the previously indicated meanings. (Machine-translation by Google Translate, not legally binding)
ES394031A1971-08-091971-08-09Procedure for the preparation of metail-sulfonium derivatives. (Machine-translation by Google Translate, not legally binding)
ExpiredES394031A1
(en)