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 CH1326069Aexternal-prioritypatent/CH527256A/en
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES383285A1publicationCriticalpatent/ES383285A1/en
Procedure for the preparation of pyrazolone pigments of the formula ** (see formula) ** Characterized by condensing a carboxylic acid halide of the formula ** (see formula) ** With a diamine, in the molar ratio 2: 1. (Machine-translation by Google Translate, not legally binding)
ES383285A1969-09-021970-09-01Procedure for the preparation of pirazolonic pigments. (Machine-translation by Google Translate, not legally binding)
ExpiredES383285A1
(en)
Procedure for the obtaining of dialylamide from the 3-chloropiridazon- (6) -1-acetic acid. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of citrate decided of acetyle-2-dimethylamine etoxy-5-carvacrol. (Machine-translation by Google Translate, not legally binding)