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Novartis AG
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Ciba Geigy AG
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Publication of FR1068648ApublicationCriticalpatent/FR1068648A/fr
C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
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FR1068648D1951-05-251952-05-23Procédé pour la préparation de chlorures d'acides sulfoniques
ExpiredFR1068648A
(fr)