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 1059
... heated under reflux in ethanol with paraformaldehyde and dimethylamine hydrochloride . It then formed colourless micro - needles , m . p . 145—146 ° alone or mixed with the previous specimen ( Found : C , 45-8 ; H , 6-8 ; N , 7.7 ...
... heated under reflux in ethanol with paraformaldehyde and dimethylamine hydrochloride . It then formed colourless micro - needles , m . p . 145—146 ° alone or mixed with the previous specimen ( Found : C , 45-8 ; H , 6-8 ; N , 7.7 ...
Page 1165
... heated with anhydrous ethanol ( 260 c.c. ) under reflux on a water - bath . When the vigorous evolution of gas had ceased , the resulting solution was boiled under reflux for 3 hours and then filtered while hot . The ester separated ...
... heated with anhydrous ethanol ( 260 c.c. ) under reflux on a water - bath . When the vigorous evolution of gas had ceased , the resulting solution was boiled under reflux for 3 hours and then filtered while hot . The ester separated ...
Page 1541
... heated under reflux for 3 hours with acetic anhydride ( 2 c.c. ) , and the product distilled at ca. 1 mm . , giving ( a ) a moderately viscous yellow oil ( 0-18 g .; b . p . 150-160 ° ) and ( b ) an extremely viscous yellow gum ( 0.25 g ...
... heated under reflux for 3 hours with acetic anhydride ( 2 c.c. ) , and the product distilled at ca. 1 mm . , giving ( a ) a moderately viscous yellow oil ( 0-18 g .; b . p . 150-160 ° ) and ( b ) an extremely viscous yellow gum ( 0.25 g ...
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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