Journal of the Chemical SocietyThe Society., 1949 |
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Results 1-3 of 85
Page 51
... obtained uncrystallisable polymers ] . Oxidation of the thick oils obtained as above gave in each case fluorenone in good yield , and from the benzylideneacetone and the chalcone adduct , benzoic acid . Tests by means of 2 : 4 ...
... obtained uncrystallisable polymers ] . Oxidation of the thick oils obtained as above gave in each case fluorenone in good yield , and from the benzylideneacetone and the chalcone adduct , benzoic acid . Tests by means of 2 : 4 ...
Page 287
... obtained pure by the procedure above . The reaction occurs also at room temperature , but is much slower than that of cyclohexene sulphide . Propylene sulphide . Propylene sulphide , left at room temperature with a moderate excess of ...
... obtained pure by the procedure above . The reaction occurs also at room temperature , but is much slower than that of cyclohexene sulphide . Propylene sulphide . Propylene sulphide , left at room temperature with a moderate excess of ...
Page 442
... obtained by refluxing a solution of 2 - bromo - 2 - phenyl- 1 : 1 - di - p - isopropoxyphenylethylene in acetic acid in presence of sulphuric acid . This and its diacetate which can be readily obtained by bromination of 2 - phenyl - 1 ...
... obtained by refluxing a solution of 2 - bromo - 2 - phenyl- 1 : 1 - di - p - isopropoxyphenylethylene in acetic acid in presence of sulphuric acid . This and its diacetate which can be readily obtained by bromination of 2 - phenyl - 1 ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CHâ‚‚ Chem chloroform colourless needles compound concentrated condensation cooled crystallised crystals curve cyanide D.Sc decomp decomposition derivatives dilute dissolved distilled disulphide dried ester ethyl acetate ethyl alcohol ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone kojic acid light petroleum b. p. m. p. and mixed methanol method mixed m. p. mixture molecule obtained oxide phenyl picrate potassium hydroxide precipitated prepared prisms pyridine reaction reagent reduced pressure refluxed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield