Journal of the Chemical SocietyThe Society., 1964 |
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Page 3715
... observed . 153 of a possible 196 reflections were observed for niobium pentafluoride and 125 of a possible 155 for tantalum pentafluoride . Inspection of the intensities showed that the structures of the two compounds were very similar ...
... observed . 153 of a possible 196 reflections were observed for niobium pentafluoride and 125 of a possible 155 for tantalum pentafluoride . Inspection of the intensities showed that the structures of the two compounds were very similar ...
Page 3747
... observed coupling constants are precisely independent of temperature , then the energy differences between the rapidly interconverting conformers must be zero . However , over the small temperature range observed ( ca. 60 ° ) , an ...
... observed coupling constants are precisely independent of temperature , then the energy differences between the rapidly interconverting conformers must be zero . However , over the small temperature range observed ( ca. 60 ° ) , an ...
Page 3886
... observed electron - transfer energy was proportional to the difference between two energy terms , one characteristic of the metal and the other of the halogen . Hexahalide complexes containing low - energy electron - transfer bands are ...
... observed electron - transfer energy was proportional to the difference between two energy terms , one characteristic of the metal and the other of the halogen . Hexahalide complexes containing low - energy electron - transfer bands are ...
Contents
4028 | 3507 |
Nucleophilic reactivity Part V The reaction between amines and ethyl meth | 3513 |
Molecular polarisability Dipole moments molar Kerr constants and apparent | 3523 |
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absorption acetic acid acetic anhydride acetone acetoxylation acetyl added alcohol alkaline alumina aluminium Amer amine atoms band benzene benzyl bond bromide Calc carbon carbonyl CH₂ chabazite Chem chloride chloroform chromatography cm.¹ compounds concentration crystals decomp derivatives diethyl diluted dimethylformamide diol dissolved distilled dried ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtrate formation Found fraction gave give heated hydrochloric acid hydrochloride hydrogen hydrolysis hydroxyl infrared iodide isomers K₁ ketone kinetic light petroleum lithium lithium aluminium hydride m. p. and mixed mixed m. p. mixture mole molecules needles nitrate nitric acid nitrogen o-xylene obtained optical oxide oxygen petroleum b. p. phenol picrate potassium precipitated prepared proton pyridine rate constants reaction recrystallised refluxed requires residue room temperature salt sodium hydroxide solvent spectra spectrum stirred structure substitution sulphuric acid Table values washed yield