Quarterly Journal of the Chemical Society of London, Part 3 |
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Page 2709
... Evaporation of the filtrate left a gum which was dissolved in dilute hydrochloric acid , and the solution was basified . This was extracted thrice with ethyl acetate , and the aqueous layer was acidified to Congo Red and then evaporated ...
... Evaporation of the filtrate left a gum which was dissolved in dilute hydrochloric acid , and the solution was basified . This was extracted thrice with ethyl acetate , and the aqueous layer was acidified to Congo Red and then evaporated ...
Page 2871
... evaporated to dryness on the steam - bath . The resulting oily N - phenylbenzimidoyl chloride solidified as a brown ... evaporated to dryness . Addition of excess of saturated aqueous sodium hydrogen carbonate dissolved all but a small ...
... evaporated to dryness on the steam - bath . The resulting oily N - phenylbenzimidoyl chloride solidified as a brown ... evaporated to dryness . Addition of excess of saturated aqueous sodium hydrogen carbonate dissolved all but a small ...
Page 3014
... evaporated . Crystallisation of the residue from ethanol gave the amino - acid ( 1.98 g . , 90 % ) , m . p . and mixed m . p . 173-174 ° . Picrate of 3,4 - Dihydro - 6 - methoxy - 1- [ 4 - methoxy - 3- ( 4-2 ' - cyanoethyl - 2 ...
... evaporated . Crystallisation of the residue from ethanol gave the amino - acid ( 1.98 g . , 90 % ) , m . p . and mixed m . p . 173-174 ° . Picrate of 3,4 - Dihydro - 6 - methoxy - 1- [ 4 - methoxy - 3- ( 4-2 ' - cyanoethyl - 2 ...
Contents
ABEL E W Bennett M A and Wilkinson G | 2323 |
Bourne E J Hartigan J and Weigel H | 2332 |
Clark E R | 2344 |
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1,3,5-trinitrobenzene absorption acetic acid acetic anhydride acetone added alcohol alkaline alkyl Amer amine ammonia anhydride atom benzene boiling bond bromide Calc carbon Chem chloride chloroform chromatography complex compound concentration constant cooled crystallised crystals curve decomp derivatives diethylamine dilute dimer dioxan dioxide dissolved distilled dried eluted ester ethanol evaporated filtered filtrate formation formed Found fraction gave give glycollic acid glyoxylic acid heated hydride hydrochloric acid hydrolysis hydroxide infrared infrared spectrum iodide isolated isomer K₁ light petroleum b. p. lithium lithium aluminium hydride m. p. and mixed methyl methyl iodide mixed m. p. mixture mole molecular molecule nitrogen obtained oxidation oxygen perchlorate picrate polymer potassium precipitate prepared prisms pyridine reaction reduced refluxed requires residue room temperature salt sodium hydroxide solid solvent spectra stirred structure sulphuric acid Table titration ultraviolet values washed yield