Journal of the Chemical SocietyThe Society., 1960 |
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Page 3041
... resonance spectrum provides strong support for the structure of this ring shown in ( I ) and rules out all but one of the alternatives ( II - V ) 3,4,5 that have been considered . The remaining structure , ( V ) , would be very ...
... resonance spectrum provides strong support for the structure of this ring shown in ( I ) and rules out all but one of the alternatives ( II - V ) 3,4,5 that have been considered . The remaining structure , ( V ) , would be very ...
Page 3113
... resonance energies of the 4 - methylbenzyl anion ( VIII ) and of the radical ( X ) , which would arise from the p - quino- dimethane , are roughly the same as for the benzyl anion and radical , respectively . The values of the resonance ...
... resonance energies of the 4 - methylbenzyl anion ( VIII ) and of the radical ( X ) , which would arise from the p - quino- dimethane , are roughly the same as for the benzyl anion and radical , respectively . The values of the resonance ...
Page 3518
... resonance spectrum of the mixture dissolved in cyclohexane consisted of a doublet centred at -3.35 p.p.m. ( C ̧H12 = 0 ) and with separation of 45.8 c./sec . ( observed for SiH , F : -3.34 , 45.9 ) . Satellite doublets , assigned to ...
... resonance spectrum of the mixture dissolved in cyclohexane consisted of a doublet centred at -3.35 p.p.m. ( C ̧H12 = 0 ) and with separation of 45.8 c./sec . ( observed for SiH , F : -3.34 , 45.9 ) . Satellite doublets , assigned to ...
Contents
569 | 2814 |
Muscarufin | 2833 |
Synthetical studies of terpenoids Part V A new synthesis of 6ẞacetoxy | 2842 |
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1-oxide absorption acetic acid acetic anhydride acetone acetyl added alcohol alkaline alumina Amer anhydride aniline aqueous ethanol aromatic atom band benzene boiling bond boron boron trichloride bromide Calc carbonyl catalyst CH₂ Chem chloride chloroform chromatography cm.¹ complex compounds concentrated constant cooled decomp derivative dilute dimethyl dioxide dissolved distilled dried Elution ester ethanol ethyl acetate evaporated filtered filtrate formed Found fraction gave gibberellic give hydrochloric acid hydrogen bromide hydrogen chloride hydrolysis infrared spectrum isolated ketone light petroleum b. p. lithium lithium aluminium hydride m. p. and mixed methyl mixed m. p. mixture mole molecular molecule needles obtained oxidation peroxide potassium potassium hydroxide precipitate prepared prisms pyridine reaction reagent requires residue ring room temperature sodium hydroxide solid solution solvent spectra stirred substituent sulphuric acid Table ultraviolet values washed yellow yield