Journal of the Chemical SocietyThe Society., 1963 |
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Page 2646
... derivative ( II ; R = Me ) . This is consistent with finding that anhydrosugar formation of an unsaturated compound takes place more readily from 3 - O - substituted derivatives 11 and suggests the well - known B - elimination as a ...
... derivative ( II ; R = Me ) . This is consistent with finding that anhydrosugar formation of an unsaturated compound takes place more readily from 3 - O - substituted derivatives 11 and suggests the well - known B - elimination as a ...
Page 2655
... derivatives of Michler's Hydrol Blue are due to non - degenerate , protonated cations ( III ) is thereby supported . General molecular distortion in the bridged a - t - butyl derivative produces a larger bathochromic shift than is ...
... derivatives of Michler's Hydrol Blue are due to non - degenerate , protonated cations ( III ) is thereby supported . General molecular distortion in the bridged a - t - butyl derivative produces a larger bathochromic shift than is ...
Page 2657
... derivatives containing a ẞ - hydrogen atom , the a - methyl derivative can be in equilibrium , not only with the dye base ( VI ; R = Me , R ' = OH ) , but also with olefin ( VII ; R = R ' H ) , which , like the degenerate cation ...
... derivatives containing a ẞ - hydrogen atom , the a - methyl derivative can be in equilibrium , not only with the dye base ( VI ; R = Me , R ' = OH ) , but also with olefin ( VII ; R = R ' H ) , which , like the degenerate cation ...
Contents
Organic | 2567 |
Gibberellic acid Part XXIII Some perhydrofluoren8aylacetic acid lactones | 2590 |
Gibberellic acid Part XXV Some new reduction products of gibberellic acid | 2606 |
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absorption acetic acid acetic anhydride acetone acetyl alumina Amer amine anhydride atom band benzene benzoate Calc carboxylate catalyst cation CH₂ Chem chloride chloroform chromatography cm.¹ complex compound concentration constant crystallised decomp decomposition derivative dibromide dilute dimethyl dioxan distilled dried eluted ester ethanol ethyl acetate evaporated experimental extracted with ether filtered filtrate flindissone formation Found fraction gave H₂O heated hydrochloric acid hydrogen bromide hydrogen chloride hydrogen peroxide hydrolysis hydroxide infrared infrared spectrum k₁ ketone kinetic lactone light petroleum liquid lithium aluminium hydride mixed m. p. mixture mole mµ ɛ needles nitrogen obtained optical oxidation oxygen petroleum b. p. phenol potassium prepared prisms proton pteridine pyridine pyrolysis reaction reagent refluxed requires residue resin room temperature salt scission sodium hydrogen carbonate sodium hydroxide solvent spectra structure Table thiolactone toluene-p-sulphonic ultraviolet values vinyl Vmax washed yield