ES396638A1 - Procedure for the preparation of chloride aminoantraquinonas. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of chloride aminoantraquinonas. (Machine-translation by Google Translate, not legally binding)
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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Novartis AG
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Ciba Geigy AG
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Priority to ES396638ApriorityCriticalpatent/ES396638A1/en
Publication of ES396638A1publicationCriticalpatent/ES396638A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for the preparation of chlorinated aminoanthraquinones, by chlorination of alpha-aminoanthraquinones in an organic solvent, characterized by carrying out the chlorination in the presence of a tetraalkylurea and optionally with the addition of a carbonamide whose amido-nitrogen atom is derived from a secondary amine. (Machine-translation by Google Translate, not legally binding)
ES396638A1971-11-041971-11-04Procedure for the preparation of chloride aminoantraquinonas. (Machine-translation by Google Translate, not legally binding)
ExpiredES396638A1
(en)
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