Journal of the Chemical Society, Part 4The Society., 1949 |
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Results 1-3 of 84
Page 2420
... effect may be , it will certainly involve various dipoles , and the saturation effect can be explained by mutual induction effects , each dipole reducing to some extent the influence of the others . This saturation effect is more marked ...
... effect may be , it will certainly involve various dipoles , and the saturation effect can be explained by mutual induction effects , each dipole reducing to some extent the influence of the others . This saturation effect is more marked ...
Page 2666
... effect of the methyl groups , which in the aromatic compounds increases the + M effect of the amino - group ( cf. Lucas , J. Amer . Chem . Soc . , 1923 , 46 , 2475 ; 1925 , 47 , 1459 ) . Although the moment of dimethylaniline is not so ...
... effect of the methyl groups , which in the aromatic compounds increases the + M effect of the amino - group ( cf. Lucas , J. Amer . Chem . Soc . , 1923 , 46 , 2475 ; 1925 , 47 , 1459 ) . Although the moment of dimethylaniline is not so ...
Page 2667
... effect in p - toluidine is indicated by the extra resonance energies deduced from the dissociation constants of ... effect or to the steric effect of the ortho- alkyl groups in hindering the formation of resonance structures involving N ...
... effect in p - toluidine is indicated by the extra resonance energies deduced from the dissociation constants of ... effect or to the steric effect of the ortho- alkyl groups in hindering the formation of resonance structures involving N ...
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absorption acetic acid acetic anhydride acetone added alcohol alkaline aluminium chloride aluminium iodide Amer amine ammonia aqueous sodium atom benzaldehyde benzene boiling bond bromide bromine trifluoride Calc carbon CHâ‚‚ Chem chloroform colourless needles compound concentrated condensation containing cooled crystallised crystals decomp decomposition derivatives diazotised dilute dioxan dissolved distilled dried ester ethanol ethyl alcohol extracted with ether filtered filtrate formation formed Found fraction gave Grignard reagent halide heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide iodine ions isolated ketone light petroleum b. p. liquid method methyl methyl iodide minutes mixture molecule nitrate nitrogen obtained oxidation phenol picrate potassium precipitate prepared prisms pyridine reaction reagent recrystallised from ethanol reduced pressure removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred sulphate sulphone sulphuric acid synthesis Table tube values washed yield