Journal of the Chemical Society, Part 1Chemical Society., 1949 |
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Results 1-3 of 81
Page 149
... hydrogen chloride . ( ii ) 1 : 1 - Dichloroethane ( ethylidene dichloride ) . This was prepared by treating paraldehyde with phosphorus pentachloride , and purified by shaking out with concentrated sulphuric acid or aqueous acid ...
... hydrogen chloride . ( ii ) 1 : 1 - Dichloroethane ( ethylidene dichloride ) . This was prepared by treating paraldehyde with phosphorus pentachloride , and purified by shaking out with concentrated sulphuric acid or aqueous acid ...
Page 565
... hydrogen cyanide ( 10 ml . ) , was saturated with hydrogen chloride in the course of 4 hours , and next day the light green aldimine was collected , well washed with ether , and dissolved in water ( 100 ml . ) . This strongly acid ...
... hydrogen cyanide ( 10 ml . ) , was saturated with hydrogen chloride in the course of 4 hours , and next day the light green aldimine was collected , well washed with ether , and dissolved in water ( 100 ml . ) . This strongly acid ...
Page 637
... hydrogen phosphite ( VIII ) , obtained by the action of phosphorus trichloride on ethylene chlorohydrin . This partial fluorination was effected by means of sodium fluoride , although the yield was not high . The chlorine atoms of the 2 ...
... hydrogen phosphite ( VIII ) , obtained by the action of phosphorus trichloride on ethylene chlorohydrin . This partial fluorination was effected by means of sodium fluoride , although the yield was not high . The chlorine atoms of the 2 ...
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Common terms and phrases
absorption acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CHâ‚‚ Chem chloroform colourless needles compound concentration condensation cooled crystallised crystals curve cyanide decomp decomposition derivatives dilute dissolved distilled disulphide dried ester ethyl acetate ethyl alcohol ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone kojic acid light petroleum b. p. m. p. and mixed methanol method mixed m. p. mixture molecule obtained oxide phenyl picrate potassium hydroxide precipitated prepared prisms pyridine reaction reagent reduced pressure refluxed removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield