disazoici pirazolonici water-soluble dyesAIME ARSACCHAPELLE J
compounds pirazolo (1.5 - c) chinazolinici with allergy activity and preparation process 来自 掌桥科研 喜欢 0 阅读量: 27 申请(专利)号: IT19790051070 申请日期: 1979-12-12 公开/公告号: IT7951070D0 公开/公告日期: 1979-12-12 申请(专利权)人: E.R. SQUIBB & SONS INC.发明人:...
Compounds are provided having the structure <IMAGE> wherein R1 is carboxyl; hydroxymethyl; CO2R3 wherein R3 is lower alkyl, Li+, Na+ or K+; or <IMAGE> R2 is hydrogen, lower alkyl, aryl or trifluoromethyl; and X is hydrogen, lower alkyl, lower alkoxy, halogen (Cl, Br and F), or ...
pirazolonici compounds, their process of preparation and colourings obtainedBORSOTTI GIAMPIERO
compounds pirazolo (1.5 - c) chinazolinici equipped with business logic antialler and preparation processCompounds are provided having the structure wherein R1 is carboxyl; hydroxymethyl; CO2R3 wherein R3 is lower alkyl, Li+, Na+ or K+; or R2 is hydrogen, lower alkyl, aryl or ...
CRISPINI ALESSANDRAMARCHETTI FABIOMARANGONI MIRKOSCURI STEFANIAPALMUCCI JESSICAPETTINARI CLAUDIO
copulanti two equivalent magenta 5pirazolonici for use in photography in color photographic elements and elements that include photo include dyes derived from them for developmentcromogeno colorQUAGLIA ANDREA
compounds pirazolo (1.5 - c) chinazolinici with allergy activity and preparation processCompounds are provided having the structure wherein R1 is carboxyl; hydroxymethyl; CO2R3 wherein R3 is lower alkyl, Li+, Na+ or K+; or R2 is hydrogen, lower alkyl, aryl or trifluoromethyl; and X ...
copulanti magenta 5 - pirazolonici photographic elements containing them and photographic process for their productionQUAGLIA ANDREA
new compounds pirazolonici, their process of preparation and dye obtained.BORSOTTI GIAMPIERO