Quarterly Journal of the Chemical Society of London |
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Page 198
... concentrated sulphuric acid and boiling aqueous sodium hydroxide , giving orange solutions . The photo - product did not depress the m . p . of the substance described as 9 - acetylamino - 10 - hydroxyphenanthrene by Pschorr ( loc . cit ...
... concentrated sulphuric acid and boiling aqueous sodium hydroxide , giving orange solutions . The photo - product did not depress the m . p . of the substance described as 9 - acetylamino - 10 - hydroxyphenanthrene by Pschorr ( loc . cit ...
Page 202
... concentrated sulphuric acid , were very sparingly soluble in boiling ether and soluble in boiling toluene [ Found for a sample prepared by method ( a ) : C , 94-6 ; H , 5 · 5 . Calc . for C40 H26 C , 94-8 ; H , 5 · 2 % ] . The following ...
... concentrated sulphuric acid , were very sparingly soluble in boiling ether and soluble in boiling toluene [ Found for a sample prepared by method ( a ) : C , 94-6 ; H , 5 · 5 . Calc . for C40 H26 C , 94-8 ; H , 5 · 2 % ] . The following ...
Page 656
... concentrated ( 0 · 4 part ) hydrochlor acid , and the solution decanted from the insoluble oil ( A ) , which was re - extracted with the same amount of fresh acid The gummy hydrochloride which separated from the combined and concentrated ...
... concentrated ( 0 · 4 part ) hydrochlor acid , and the solution decanted from the insoluble oil ( A ) , which was re - extracted with the same amount of fresh acid The gummy hydrochloride which separated from the combined and concentrated ...
Contents
An Investigation of the Occurrence of the Coordinate or Dative Link by Electric Dipolemoment | 38 |
Electrolytic Dissociation Processes Part IV The Ionisation of a CarbonHalogen Bond | 129 |
By J SHERIDAN | 133 |
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4-benzthiazine absorption acetic anhydride acetone acetyl acetylene added addition adsorbed alkali Amer ammonia aqueous atoms benzene boiling bond Calc carbinol carbon catalyst CH₂ Chem chloroform colourless needles compound concentrated condensation cooling crystallised from alcohol crystals cyclisation D.Sc decomp derivative described dilute dissolved distilled dried ester ethanol ether ethylene evaporated EXPERIMENTAL extracted filtered filtrate formation formed Found fraction gave give heated hydrocarbons hydrochloric acid hydrogen bromide hydrogen chloride hydrolysis iodide isolated ketone light petroleum liquid methiodide method methyl alcohol mixed m. p. mixture molecule nickel nitric nitrogen obtained optically oxide oxychloride phosphate phosphorus picrate potassium potassium hydroxide precipitate prepared pressure prisms pyridine reaction reduced refluxed requires residue ring room temperature salt saturated separated sodium carbonate sodium hydroxide solid soluble solution solvent structure substance sulphate sulphuric acid vacuum washed yellow needles yield zinc