Quarterly Journal of the Chemical Society of London |
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Page 80
... nitrogen and finally for 10 minutes at The product , isolated by means of ether , gave 1 - chloropent - 2 - en - 4 - yne ( 30 g . ) , b . p . 82-84 ° / 200 mm . , 18 ° 1.4842 ( Found ; Ĉl , 35.0 . C , H , Cl requires Cl , 35-3 ...
... nitrogen and finally for 10 minutes at The product , isolated by means of ether , gave 1 - chloropent - 2 - en - 4 - yne ( 30 g . ) , b . p . 82-84 ° / 200 mm . , 18 ° 1.4842 ( Found ; Ĉl , 35.0 . C , H , Cl requires Cl , 35-3 ...
Page 420
... nitrogen or the amino - nitrogen atom accepted the first proton during salt formation , and the curves ( Figs . 5-7 ) of the visible range show the important spectral changes which occur in the monosubstituted compounds as they are ...
... nitrogen or the amino - nitrogen atom accepted the first proton during salt formation , and the curves ( Figs . 5-7 ) of the visible range show the important spectral changes which occur in the monosubstituted compounds as they are ...
Page 511
... nitrogen the solvent was boiled and allowed to cool in a stream of nitrogen dried by sulphuric acid , and subsequent operations were carried out in a current of nitrogen . The reaction bottles were cleaned with chromic acid solution ...
... nitrogen the solvent was boiled and allowed to cool in a stream of nitrogen dried by sulphuric acid , and subsequent operations were carried out in a current of nitrogen . The reaction bottles were cleaned with chromic acid solution ...
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