Quarterly Journal of the Chemical Society of London |
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Page 25
... isolated in a state of sufficient purity . The configuration of oleodistearin , which was amongst the first of the natural mixed glycerides to be isolated , forms the subject of the first paper of this series . The reported m . p.'s of ...
... isolated in a state of sufficient purity . The configuration of oleodistearin , which was amongst the first of the natural mixed glycerides to be isolated , forms the subject of the first paper of this series . The reported m . p.'s of ...
Page 39
... isolated in d- and l - forms , having [ M ] + 55.0 ° and -54-3 ° , respectively , in acetone solution . 2 - p - Chlorophenacyltelluroisochromanium bromide is markedly less stable chemically than its sulphur and selenium analogues , and ...
... isolated in d- and l - forms , having [ M ] + 55.0 ° and -54-3 ° , respectively , in acetone solution . 2 - p - Chlorophenacyltelluroisochromanium bromide is markedly less stable chemically than its sulphur and selenium analogues , and ...
Page 146
... isolated by addition of water and extraction with ether ; the solid recovered from the extract was finally chromatographed in benzene- petroleum and crystallised from acetone - methanol . Isomeric Acetoxy - compounds . - By a tedious ...
... isolated by addition of water and extraction with ether ; the solid recovered from the extract was finally chromatographed in benzene- petroleum and crystallised from acetone - methanol . Isomeric Acetoxy - compounds . - By a tedious ...
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