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 392
... aromatic CH ) ; and in CCl , at 3060 , 3020 , 2952 , and 2920 cm . - 1 ( aromatic , methyl , and methylene CH ) . The hydrocarbon with tetracyanoethylene in chloroform gave a pale purple colour . Proton magnetic resonance peaks were ...
... aromatic CH ) ; and in CCl , at 3060 , 3020 , 2952 , and 2920 cm . - 1 ( aromatic , methyl , and methylene CH ) . The hydrocarbon with tetracyanoethylene in chloroform gave a pale purple colour . Proton magnetic resonance peaks were ...
Page 975
... aromatic compound which is produced in the rate - determining step . THE carbon - iodine bond in iodo - aromatic compounds can undergo cleavage by a variety of mechanisms , which include thermal homolysis , photolysis , electrophilic ...
... aromatic compound which is produced in the rate - determining step . THE carbon - iodine bond in iodo - aromatic compounds can undergo cleavage by a variety of mechanisms , which include thermal homolysis , photolysis , electrophilic ...
Page 1141
... aromatic substitution , and deviates considerably from an both for R = alkyl and R = halogen . TABLE 5 . Correlation of an with kinetic functions of aromatic substitution . Function log f , NO . log f , Bra P σ + No. of values ...
... aromatic substitution , and deviates considerably from an both for R = alkyl and R = halogen . TABLE 5 . Correlation of an with kinetic functions of aromatic substitution . Function log f , NO . log f , Bra P σ + No. of values ...
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