Journal of the Chemical Society, Part 2The Society., 1950 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 1221
... alkaline hydrolysis of acyl derivatives of substituted benzaldoximes has been studied and it has been shown that the main reactions are attack by hydroxyl ions ( 1 ) at the methine - hydrogen atom , resulting in the formation of the ...
... alkaline hydrolysis of acyl derivatives of substituted benzaldoximes has been studied and it has been shown that the main reactions are attack by hydroxyl ions ( 1 ) at the methine - hydrogen atom , resulting in the formation of the ...
Page 1582
... alkaline liquor was made just acid with acetic acid , and the precipitate allowed to harden , collected , washed with water ( 5.5 g .; m . p . 168-170 ° ) ( Found : S , 1.7 % ) , ground with N - hydrochloric acid ( 20 c.c. ) for 2 ...
... alkaline liquor was made just acid with acetic acid , and the precipitate allowed to harden , collected , washed with water ( 5.5 g .; m . p . 168-170 ° ) ( Found : S , 1.7 % ) , ground with N - hydrochloric acid ( 20 c.c. ) for 2 ...
Page 1610
... alkaline ( pH > 11 ) with aqueous sodium hydroxide to precipitate non - phenolic alkaloids . The precipitate was removed by centrifugation , redissolved in aqueous tartaric acid ( 500 c.c .; 1 % ) , and reprecipitated as before , then ...
... alkaline ( pH > 11 ) with aqueous sodium hydroxide to precipitate non - phenolic alkaloids . The precipitate was removed by centrifugation , redissolved in aqueous tartaric acid ( 500 c.c .; 1 % ) , and reprecipitated as before , then ...
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Common terms and phrases
absorption acetic anhydride acetone acetyl added alcohol alkaline alunite Amer amine ammonia anhydrous anilide aqueous sodium atom benzene boiling bromine trifluoride Calc carbonate CH₂ Chem chloroform colour colourless needles compound condensation containing cooled crystallised crystals cyanide cyclisation decomp derivatives dilute dissolved distilled dried equiv ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtered filtrate fluoride formation formed Found fraction gave give heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide iodine ions isolated kcals ketone light petroleum b. p. liquid melting method methyl minutes mixed m. p. molecule nitrate nitrile nitrogen obtained oxalate oxide oxime oxygen pickeringite picrate piperidine potassium potassium hydroxide precipitate prepared prisms pyridine reduced pressure reductive dissolution removed requires residue room temperature salt semicarbazone separated sodium hydroxide solid soluble solvent specimen sulphate sulphuric acid washed xylose yellow needles yield