IE38232B1 - Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
- Google Patents
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
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
Application filed by Ciba Geigy AgfiledCriticalCiba Geigy Ag
Priority to IE150372ApriorityCriticalpatent/IE38232B1/en
Publication of IE38232LpublicationCriticalpatent/IE38232L/en
Publication of IE38232B1publicationCriticalpatent/IE38232B1/en
IE150372A1972-11-061972-11-06Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
IE38232B1
(en)
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic, vicinal dicarboxylic acids, new colour formers of these classes of substanceand their use
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteroaromatic vicinal dicarboxylic acids new colour formers of these classes of substance and their use
Process for the manufacture of colour formers of indoles and anhydrides of aromatic or heteraromatic,vicinal dicarboxylic acids,colour formers of these classes of substance and their use