Journal of the Chemical SocietyThe Society., 1952 |
From inside the book
Results 1-3 of 82
Page 1224
... ketone is reported . A striking contrast in the reactivity of these ketones was encoun- tered in connexion with their conversion into hydrophenanthrene derivatives . IN Part XLI ( Martin and Robinson J. , 1943 , 491 ) and Part XLIX ...
... ketone is reported . A striking contrast in the reactivity of these ketones was encoun- tered in connexion with their conversion into hydrophenanthrene derivatives . IN Part XLI ( Martin and Robinson J. , 1943 , 491 ) and Part XLIX ...
Page 1225
... ketone , m . p . 52 ° . The ketone was first obtained crystalline , m . p . 42 ° , in this laboratory by Dr. R. P. A. Sneeden ( Thesis , Oxford , 1950 ) . During attempts to improve the preparation it was found that oxidation of the ...
... ketone , m . p . 52 ° . The ketone was first obtained crystalline , m . p . 42 ° , in this laboratory by Dr. R. P. A. Sneeden ( Thesis , Oxford , 1950 ) . During attempts to improve the preparation it was found that oxidation of the ...
Page 1321
... ketone ( III ) and to the methoxy - ketone ( IV ) . The latter was not identical with the isomer ( V ) made by an unequivocal method . The bases ( II ; R ' H ) were unstable in neutral or alkaline solutions , and the vinyl ketone ( III ) ...
... ketone ( III ) and to the methoxy - ketone ( IV ) . The latter was not identical with the isomer ( V ) made by an unequivocal method . The bases ( II ; R ' H ) were unstable in neutral or alkaline solutions , and the vinyl ketone ( III ) ...
Contents
244 | 1196 |
219 | 1216 |
The Polymerizability of Methyl atert Butylacrylate | 1220 |
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4-thionflavone 5-triazine absorption acetic anhydride acetone added alcohol alkaline Amer aqueous sodium atom benzene benzylamine boiling bromide Calc carbon CH₂ Chem chloride chloroform colour colourless compound concentrated sulphuric acid condensation cooled crystals D.Sc decomp decomposition derivatives dilute dioxide diphenyl dissolved distilled dried ester ethanol ether ethyl alcohol ethyl nitrate evaporated extracted filtered filtrate flavone fluorination formation formed Found fraction gave give m. p. heated under reflux hexamine hydrochloric acid hydrolysis hydroxyl insoluble iodide ionisation isolated ketone lactone light petroleum b. p. m. p. and mixed methiodide method methyl minutes mixed m. p. molecule needles niobium nitrate nitrobenzene obtained olefin oxidation picrate potassium hydroxide precipitate prepared prisms pyridine requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent solvolysis sorbitol sulphate sulphuric acid tetrabenzyl pyrophosphate values washed yellow yield