Journal of the Chemical Society, Part 1The Society., 1947 |
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Results 1-3 of 75
Page 423
... experimental values . The value of Y is chosen to give the best fit with the experimental results , and from this and a2 / a1 , ( Y — X ) is calculated . The calculated and experimental m ' values are seen to agree well . In Fig . 2 the ...
... experimental values . The value of Y is chosen to give the best fit with the experimental results , and from this and a2 / a1 , ( Y — X ) is calculated . The calculated and experimental m ' values are seen to agree well . In Fig . 2 the ...
Page 486
... experimental results from Table II . The calculated line lies above the experimental points in the most concentrated sulphuric acid media and below them in the region of the optimum medium . Table VI shows that results in concentrated ...
... experimental results from Table II . The calculated line lies above the experimental points in the most concentrated sulphuric acid media and below them in the region of the optimum medium . Table VI shows that results in concentrated ...
Page 714
... experimental conditions , no permanent compound formation occurs between the aryl isocyanate and the urethane . TABLE I. Catalytic effect of added NHPh⚫CO , Me on the reaction between Ph⚫NCO and MeOH , both 0-24м in dry di - n - butyl ...
... experimental conditions , no permanent compound formation occurs between the aryl isocyanate and the urethane . TABLE I. Catalytic effect of added NHPh⚫CO , Me on the reaction between Ph⚫NCO and MeOH , both 0-24м in dry di - n - butyl ...
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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 condensation cooled crystallised crystallised from alcohol crystals cyanide decomp derivative diazotised dilute dissolved distilled dried ester ethyl acetate 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 solid soluble solvent stirred structure substance sulphate sulphide sulphone sulphuric acid washed yellow needles yield