Egyptian Journal of Chemistry, Volumes 22-23National Information and Documentation Centre, 1979 - Chemistry |
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absorption acetic acid activity amine amino Analysis anhydride aqueous aromatic atom bands benzaldehyde benzene Cairo University Calcd calculated catalyst CH₂ Chem Chemical Chemistry chloride chloroacetone clay cm-¹ colourless crystals complexes compounds concentration constant corresponding crystallised derivatives dioxane Egypt El-Naggar electronic ester ethanol Experimental filtered formation Formula Found gave give hydrazine hydrate hydrochloride hydrogen hydrolysis IIIa infrared spectra investigation k₁ ketones ligand method methyl mole molecular molecule NaNO2 National Research Centre nitrobenzene nitrogen NO₂ obtained ovalbumin oxidation pH values phenyl phthalide presence protein protons pyrazoles pyridine ratio react reaction mixture reagent recrystallized refluxed revised form room temperature salicylanilides salt Schiff base showed silicic acid silicon sodium acetate soluble solution solvent spectrum structure Synthesis Table titration titration curves transfusion gelatin yield البحث المركز القومى للبحوث المصرية عبد على محمد