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Page 9
... gave only a very small yield of ( IV ) . Heating the alcohol ( V ) with potassium hydrogen sulphate gave an olefin which is probably 8-9 - fluorenyl- S - methyl - AB - pentene ( VI ) ( or possibly 8-9 - fluorenyl - 8 - methyl - A ...
... gave only a very small yield of ( IV ) . Heating the alcohol ( V ) with potassium hydrogen sulphate gave an olefin which is probably 8-9 - fluorenyl- S - methyl - AB - pentene ( VI ) ( or possibly 8-9 - fluorenyl - 8 - methyl - A ...
Page 187
... gave 3.5 g . ( 34 % ) of crude product . This on recrystallisation from pyridine gave cream plates , m . p . 339 ° . Titration of the picrate , yellow prisms from acetic acid , m . p . 165-167 ° ( decomp . ) , indicated M for the base ...
... gave 3.5 g . ( 34 % ) of crude product . This on recrystallisation from pyridine gave cream plates , m . p . 339 ° . Titration of the picrate , yellow prisms from acetic acid , m . p . 165-167 ° ( decomp . ) , indicated M for the base ...
Page 188
... gave 0.05 g . of 2 : 10 - dimethylacridone , m . p . 181 ° , after tw crystallisations from aqueous alcohol and one from benzene . A specimen prepared by methylation of 2 - methylacridone ( Gleu and Nitzsche , J. pr . Chem . , 1939 ...
... gave 0.05 g . of 2 : 10 - dimethylacridone , m . p . 181 ° , after tw crystallisations from aqueous alcohol and one from benzene . A specimen prepared by methylation of 2 - methylacridone ( Gleu and Nitzsche , J. pr . Chem . , 1939 ...
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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Common terms and phrases
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