Journal of the Chemical Society, Part 1The Society., 1947 |
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Page 313
... amine . The bromide ( 1 mol . ) , amine ( 5 mols . ) , and water ( ca. 3 mols . ) were heated under reflux for 15 hours . An excess of 32 % sodium hydroxide was then added , and the excess of primary amine removed by distillation . The ...
... amine . The bromide ( 1 mol . ) , amine ( 5 mols . ) , and water ( ca. 3 mols . ) were heated under reflux for 15 hours . An excess of 32 % sodium hydroxide was then added , and the excess of primary amine removed by distillation . The ...
Page 516
... amine ( I ) ; it will be shown in the following paper that the remaining 20 equiv . % must be methyldi- ( 2 - hydroxyethyl ) amine . In more concentrated solutions there is less hydrolysis ( B ) and more dimerisation ( A ) ; thus a 79 ...
... amine ( I ) ; it will be shown in the following paper that the remaining 20 equiv . % must be methyldi- ( 2 - hydroxyethyl ) amine . In more concentrated solutions there is less hydrolysis ( B ) and more dimerisation ( A ) ; thus a 79 ...
Page 528
... amine . - Unlike methyldi- ( 2 - chloroethyl ) amine , 2 : 2 ' : 2 " -trichlorotriethylamine undergoes only a little dimerisation in methyl alcohol solution , the main reaction being substitution leading to the formation of di- ( 2 ...
... amine . - Unlike methyldi- ( 2 - chloroethyl ) amine , 2 : 2 ' : 2 " -trichlorotriethylamine undergoes only a little dimerisation in methyl alcohol solution , the main reaction being substitution leading to the formation of di- ( 2 ...
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Common terms and phrases
acetic anhydride acetone acetyl added alkaline Amer amidine amine ammonia ammonium aqueous sodium atoms benzene boiling bromide Calc CH₂ charcoal Chem chloroform colourless needles compound concentrated hydrochloric acid cooled crystallised crystallised from alcohol crystals cyanide D.Sc decomp derivative diazotised dilute dissolved distilled dried ester experimental extracted with ether filtered filtrate formed Found fraction gave give m. p. H₂O heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated light petroleum m. p. and mixed methanol Methiodide method methyl alcohol minutes mixed m. p. molecular molecule nitration nitric acid obtained oxidation pale yellow petroleum b. p. phenyl picrate polymer polymerisation potassium precipitate prepared prisms pyridine reduced pressure refluxed removed requires residue room temperature salt separated sodium carbonate sodium hydroxide sodium nitrite solid soluble solvent stirred structure substance sulphate sulphide sulphone sulphuric acid washed yellow needles yield