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Action of Grignard Reagents Aryllithiums on 6Hydroxy4
NMR Spectra of 124Substituted 3Phenylcycl32 2azines
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absorption acetic acid acetone added adducts alcohol aqueous aromatic band benzene bond bromide bromine Calc calculated carbon carbonyl chelate Chem chemical chloride chloroform chromatography colour colourless complexes compounds concentration condensation constant cooled crystallized from ethanol Cu(II Delhi Department of Chemistry derivative dioxane distilled dried electronic ester ethanol ether ethyl acetate experimental extracted with ether filtered formation Found fraction gave heated hydrochloric hydrogen Indian inorg ketone kinetic ligand malonic acid metal method methyl molar mole molecule needles Ni(II nm log NMR spectrum obtained oxidation oxygen perchlorate phenol plot potassium prepared presence protons pyridine reaction mixture reagent refluxed reported requires residue room temperature Schiff base showed silica gel sodium sodium hydroxide solid solution solvent spectra stirred structure studies synthesis Table titration values VIII washed yellow yield