Xanthene compounds and photographic products and processes...
Xanthene compounds and photographic products and processes...
Xanthene compounds and photographic products and processes...
Xanthene compounds and their photographic use
Xanthene derivatives
Xanthene derivatives and process for the preparation thereof
Xanthene derivatives, their production and use
Xanthene dye developers
Xanthene dyes and their application as luminescence...
Xanthene pigment-resin compositions and process thereof
Xanthene-9-carboxylates and a process for the preparation...
Xanthene-carboxylic acid esters of tropenol and scopine as...
Xanthenes and thiaxanthenes derivatives
Xanthenoneyl esters of phosphoric and phosphonic acids
Xanthenylidene and thioxanthenylidene neuroleptic compounds...
Xanthine compound, method for preparing thereof, and a...
Xanthine compounds
Xanthine compounds
Xanthine compounds
Xanthine compounds and means for obtaining the same