Journal of the Chemical SocietyThe Society., 1960 |
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Results 1-3 of 91
Page 2800
... ketone 2 obtained by oxidising lumisteryl acetate ( I ; R = Ac ) with chromic acid , and lumistanol A , one of the hexahydro - derivatives of lumisterol ( I ; R = H ) , was shown 3 to have structure ( VIII ; R = H ) . The conversion of ...
... ketone 2 obtained by oxidising lumisteryl acetate ( I ; R = Ac ) with chromic acid , and lumistanol A , one of the hexahydro - derivatives of lumisterol ( I ; R = H ) , was shown 3 to have structure ( VIII ; R = H ) . The conversion of ...
Page 2842
... ketone ( II ) and its condensation with 2 - chloroethyl ethyl ketone . As the first stage in a new synthesis of 6 - hydroxy - 5,5,9ẞ - trimethyl - trans - 2 - decalone , ethyl 5,5 - ethylenedioxy - 2 - oxocyclohexanecarboxylate ...
... ketone ( II ) and its condensation with 2 - chloroethyl ethyl ketone . As the first stage in a new synthesis of 6 - hydroxy - 5,5,9ẞ - trimethyl - trans - 2 - decalone , ethyl 5,5 - ethylenedioxy - 2 - oxocyclohexanecarboxylate ...
Page 3344
... ketone . Basification of the hydrochloride ( X ) afforded x - anilinophenethyl phenyl ketone ( II ) , identical ( mixed m . p . ) with an authentic specimen . Considerable resinification took place , and the yield of ketone ( II ) ...
... ketone . Basification of the hydrochloride ( X ) afforded x - anilinophenethyl phenyl ketone ( II ) , identical ( mixed m . p . ) with an authentic specimen . Considerable resinification took place , and the yield of ketone ( II ) ...
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