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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CH590060Aexternal-prioritypatent/CH437577A/en
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES267600A1publicationCriticalpatent/ES267600A1/en
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Abstract
Process for the preparation of new organic dyes, characterized in that a pyridazinic radical containing at least one halogen atom and another, electronegative substituent is introduced into organic dyes. (Machine-translation by Google Translate, not legally binding)
ES0267600A1960-05-231961-05-22Procedure for the preparation of new organic dyes (Machine-translation by Google Translate, not legally binding)
ExpiredES267600A1
(en)
Procedure for manufacturing and obtaining compounds and derivatives of benzotidyacine-1,1-dioxides (chlorotidates) (Machine-translation by Google Translate, not legally binding)