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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
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Filing date
Publication date
Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Priority to ES0274435ApriorityCriticalpatent/ES274435A1/en
Publication of ES274435A1publicationCriticalpatent/ES274435A1/en
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Abstract
Process for the preparation of anthraquinone dyes, characterized in that in a triazine of the formula ** (See formula) ** where Ar means an aromatic radical containing at least 3 benzene nuclei, both chlorine atoms are replaced by condensation with 2 different aminoanthraquinones or with a single aminoanthraquinone. (Machine-translation by Google Translate, not legally binding)
ES0274435A1962-02-081962-02-08Procedure for the preparation of anthraquinonic colors (Machine-translation by Google Translate, not legally binding)
ExpiredES274435A1
(en)