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
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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Filing date
Publication date
Priority claimed from CH729568Aexternal-prioritypatent/CH502423A/en
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES367301A1publicationCriticalpatent/ES367301A1/en
Procedure for the preparation of fiber-reactive dyes of the formula **(See formula)** in which an X stands for a 2-chloro (or bromo-4-alkoxy-1,3,5-triazinyl- (6) group linked by a bridge (see formula) (n = integer worth 4 at most); the other X signifies a hydrogen atom; and R means the radical of an amine of the benzene or naphthalene series that contains in a position close to the azo bridge a SO3H group and no other substituent such as a sulfonic group, characterized by reacting a coupling component of the formula **(See formula)** in which a Y means a group (see formula) (n = integer worth 4 at most) and the other Y signifies a hydrogen atom, with a 2-alkoxy-4,6-dichloro (or dibromo) -1,3,5-triazine, to form a monohalogentriazine condensation product and, before or after this reaction, combine with it with a diazoic compound of an amine of the benzene or naphthalene series that in a neighboring position to the diazolated amine group has a sulfonic acid group. (Machine-translation by Google Translate, not legally binding)
ES367301A1968-05-171969-05-16Procedure for the preparation of fibrorreactive colors (Machine-translation by Google Translate, not legally binding)
ExpiredES367301A1
(en)