Quarterly Journal of the Chemical Society of London |
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Results 1-3 of 82
Page 1390
... sodium hydroxide to phenolphthalein . Alkyl sulphate was determined by hydrolysing a 1.0-1.5 - g . sample with 25 ml . of boiling 3N - sulphuric acid under reflux for 3 hours . Under these conditions sodium methyl sulphate is hydrolysed ...
... sodium hydroxide to phenolphthalein . Alkyl sulphate was determined by hydrolysing a 1.0-1.5 - g . sample with 25 ml . of boiling 3N - sulphuric acid under reflux for 3 hours . Under these conditions sodium methyl sulphate is hydrolysed ...
Page 1900
... sodium hydroxide ( 10 c.c. ) and methanol ( 20 c.c. ) . The solution was cooled to 0 ° and the crystalline material ( 0.7 g .; m . p . 135 ° ) was washed with ether ( 10 c.c. ) : the residue ( 0.4 g . ) had m . p . 170 ° . Ethyl 2 ...
... sodium hydroxide ( 10 c.c. ) and methanol ( 20 c.c. ) . The solution was cooled to 0 ° and the crystalline material ( 0.7 g .; m . p . 135 ° ) was washed with ether ( 10 c.c. ) : the residue ( 0.4 g . ) had m . p . 170 ° . Ethyl 2 ...
Page 1929
... sodium hydroxide were of analytical quality . Calorimeter . The reactions were carried out by breaking the glass ampoules into an excess ( 750 c.c. ) of 0.2N - sodium hydroxide . The reaction vessel was a Dewar flask , and the ...
... sodium hydroxide were of analytical quality . Calorimeter . The reactions were carried out by breaking the glass ampoules into an excess ( 750 c.c. ) of 0.2N - sodium hydroxide . The reaction vessel was a Dewar flask , and the ...
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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 D.Sc 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 reductive dissolution removed requires residue room temperature salt semicarbazone separated sodium hydroxide solid soluble solvent specimen sulphate sulphuric acid values washed xylose yellow needles yield