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 239
... pyridine with tin tetraiodide , 16,17 but these can probably be disregarded . ) We reinvestigated the reactions of silicon and germanium tetraiodide with pyridine , examining the stereochemistry of the adducts and the stereochemistry of ...
... pyridine with tin tetraiodide , 16,17 but these can probably be disregarded . ) We reinvestigated the reactions of silicon and germanium tetraiodide with pyridine , examining the stereochemistry of the adducts and the stereochemistry of ...
Page 242
... pyridine out - of - plane deformation vibration . We have found that the position of this pyridine vibration is sensitive to the element to which it is co - ordinated , but relatively insensitive to the nature of the groups attached to ...
... pyridine out - of - plane deformation vibration . We have found that the position of this pyridine vibration is sensitive to the element to which it is co - ordinated , but relatively insensitive to the nature of the groups attached to ...
Page 243
... ( pyridine ) or in a solvent ( carbon disulphide or chloroform for 1,10 - phenanthroline , carbon tetrachloride or benzene for 2,2 ' - bipyridyl ) . ( b ) In vacuo . The adduct of pyridine with silicon tetraiodide was prepared by ...
... ( pyridine ) or in a solvent ( carbon disulphide or chloroform for 1,10 - phenanthroline , carbon tetrachloride or benzene for 2,2 ' - bipyridyl ) . ( b ) In vacuo . The adduct of pyridine with silicon tetraiodide was prepared by ...
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 alkaline aluminium chloride Amer amine anhydride aphins aqueous aromatic atoms band benzene bond bromide Calc carbon Chem chloride chloroform chromatography cm.¹ complex compound concentration coupling constants crystallised crystals decomp decomposition derivatives diazomethane dilute dimethyl dimethyl ether dioxan dried Elution equation erythroaphin-fb erythroaphins ester ethanol ether ethyl ethyl acetate evaporated EXPERIMENTAL extracted formation Found fraction gave halides hydrochloric acid hydrogen hydrogen chloride hydrolysis infrared infrared spectra iodide irradiated isomer k₂ ligand light petroleum m. p. and mixed maltose mixed m. p. mixture mole molecule mµ log ɛ nitrogen obtained oxidation oxygen phenyl piperidine potassium precipitate prepared protoaphin proton pyridine quinone reaction recrystallised refluxed requires residue room temperature sample similar sodium hydroxide soluble solution solvent spectrum structure substitution Table ultraviolet values washed yellow yield