Quarterly Journal of the Chemical Society of London |
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Page 7
... evaporated to dryness . The residue was extracted with chloroform , and the extract evaporated to small bulk . The crystals that separated were recrystallised from chloroform , giving 1 : 6 - dichloro 2 : 5 - dimethyl mannitol ( 0 · 21 ...
... evaporated to dryness . The residue was extracted with chloroform , and the extract evaporated to small bulk . The crystals that separated were recrystallised from chloroform , giving 1 : 6 - dichloro 2 : 5 - dimethyl mannitol ( 0 · 21 ...
Page 385
... evaporated . The crude dibenzyl isoamyl phosphate obtained was dissolved in aqueous methanol ( 250 c.c. of 70 % ) , n - butylpiperidine ( 9 g . ) added , and the solution shaken with hydrogen in presence of palladised charcoal ( 10 % Pd ) ...
... evaporated . The crude dibenzyl isoamyl phosphate obtained was dissolved in aqueous methanol ( 250 c.c. of 70 % ) , n - butylpiperidine ( 9 g . ) added , and the solution shaken with hydrogen in presence of palladised charcoal ( 10 % Pd ) ...
Page 568
... evaporated in a vacuum on the water - bath to very small volume . After standing on ice the p - aminobenzenesulphony acetic acid hydrochloride separated as a mass of fine needles , which were drained at the pump and washed with a little ...
... evaporated in a vacuum on the water - bath to very small volume . After standing on ice the p - aminobenzenesulphony acetic acid hydrochloride separated as a mass of fine needles , which were drained at the pump and washed with a little ...
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