Journal of the Chemical SocietyThe Society., 1964 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 381
... ligands ( I ) - ( III ) . Complex formation certainly occurred with ligand ( IV ) , but heavy precipitation precluded calculation of stability constants . The titration curves for ligand ( V ) in presence and absence of metal ions were ...
... ligands ( I ) - ( III ) . Complex formation certainly occurred with ligand ( IV ) , but heavy precipitation precluded calculation of stability constants . The titration curves for ligand ( V ) in presence and absence of metal ions were ...
Page 382
... ligand - metal stability constants log KML for ligands ( I ) — ( III ) shows the expected order Cu > Ni > Zn > Co , except for ligand ( II ) for which log KZAL > log KNIL . This is again in agreement with data for 8 - hydroxy - 2 ...
... ligand - metal stability constants log KML for ligands ( I ) — ( III ) shows the expected order Cu > Ni > Zn > Co , except for ligand ( II ) for which log KZAL > log KNIL . This is again in agreement with data for 8 - hydroxy - 2 ...
Page 406
... ligands co - ordinated . The concentration of free ligand was calculated from the pH of the solution , the pk of the ligand , and the effective concen- reation of ligand by means of the relation pK - pH = log { ( [ li ] [ li ] ) - 1 } ...
... ligands co - ordinated . The concentration of free ligand was calculated from the pH of the solution , the pk of the ligand , and the effective concen- reation of ligand by means of the relation pK - pH = log { ( [ li ] [ li ] ) - 1 } ...
Contents
NO PAGE | 1 |
Nucleophilic reactivity Part IV Competing bimolecular substitution | 5 |
The biosynthesis of fungal metabolites Part I Two different pathways | 16 |
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absorption acetic acid acetic anhydride alkaline aluminium chloride Amer amine ammonia anhydride aqueous aromatic atoms band benzene bond bromide Calc carbon Chem chloride chloroform chromatography complex compound concentration coupling constants crystallised crystals decomp decomposition derivative dilute dimethyl dimethyl ether dioxan distilled dried Elution equation erythroaphin-fb erythroaphins ester ethanol ether ethyl ethyl acetate evaporated EXPERIMENTAL extracted formation Found fraction gave halides hydrochloric acid hydrogen hydrolysis infrared infrared spectra iodide irradiated isomer k₂ ligand light petroleum m. p. and mixed maltose manganese(III method mixed m. p. mixture mole molecule mµ log nitrogen obtained oxidation oxygen phenyl piperidine potassium precipitate prepared protoaphin proton pyridine quinone reaction recrystallised reflux requires residue room temperature salt sample sodium hydroxide solution solvent spectrum structure substitution Table ultraviolet values Vmax washed yellow yield