Quarterly Journal of the Chemical Society of London |
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Page 1216
... dioxan is identified at 20 ° . Since dioxan and boron trifluoride form solid addition compounds of negligible volatility at -78-5 ° , dioxan could not have been present at -78.5 ° when boron trifluoride was recovered , but must have ...
... dioxan is identified at 20 ° . Since dioxan and boron trifluoride form solid addition compounds of negligible volatility at -78-5 ° , dioxan could not have been present at -78.5 ° when boron trifluoride was recovered , but must have ...
Page 1869
... dioxan by the action of 1 : 2 - dibromoethane in an alkaline solution of glycol on the analogy of the prepar- ation of benzo - 1 : 4 - dioxan ( Heertjes , Dahmen , and Wierda , Rec . Trav . chim . , 1941 , 60 , 569 ) . A by - product of ...
... dioxan by the action of 1 : 2 - dibromoethane in an alkaline solution of glycol on the analogy of the prepar- ation of benzo - 1 : 4 - dioxan ( Heertjes , Dahmen , and Wierda , Rec . Trav . chim . , 1941 , 60 , 569 ) . A by - product of ...
Page 1870
... dioxan ( IV ) .— 5 : 7 - Dinitrobenzo - 1 : 4 - dioxan ( 10 · 5 g . ) , suspended in ethanol ( 100 ml . ) , was hydrogenated in the presence of Raney nickel at room temperature . After removal of the catalyst and washing with ethanol ...
... dioxan ( IV ) .— 5 : 7 - Dinitrobenzo - 1 : 4 - dioxan ( 10 · 5 g . ) , suspended in ethanol ( 100 ml . ) , was hydrogenated in the presence of Raney nickel at room temperature . After removal of the catalyst and washing with ethanol ...
Contents
052 | 1174 |
Lanthanon Complexes with Ethylenediaminetetraacetic Acid Part IV | 1181 |
The Bodroux Reaction | 1188 |
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absorption acetic acid acetic anhydride acetone acetyl ajmaline alcohol alkaline alkyl Amer amine atoms B.Sc benzene boiling bond bromine Calc carbon CH₂ Chem Chemistry chloroform chromatographed colourless complex compound concentration crystallised D.Sc decomp decomposition derivatives dilute dioxan dissolved distilled dried eluted ester ethanol ether ethyl acetate evaporated extracted filtered formation formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed method methyl mixed m. p. mixture molecule obtained oxide oxygen perchlorate Ph.D phenol piperidine potassium hydroxide precipitate prepared prisms pyridine reaction reagent reduction refluxed Reprint Order requires residue room temperature salt separated sodium hydroxide solid solution solvent spectra sulphate sulphuric acid Table triethylamine vacuo values washed yellow needles yield