Journal of the Chemical Society, Part 3Chemical Society., 1949 |
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Page 1723
... dilute sodium hydroxide solution , dilute hydrochloric acid , and again dilute sodium hydroxide , and dried ( K , CO , ) , and the solvents were removed . The resulting gum failed to crystallise . A benzene solution of it was poured ...
... dilute sodium hydroxide solution , dilute hydrochloric acid , and again dilute sodium hydroxide , and dried ( K , CO , ) , and the solvents were removed . The resulting gum failed to crystallise . A benzene solution of it was poured ...
Page 2075
... dilute acid and water , and extracted exhaustively with dilute sodium hydroxide , and the alkaline extracts acidified immediately . The acid solution was ex- tracted with benzene , and the extract dried ( CaCl2 ) , boiled for 1-2 ...
... dilute acid and water , and extracted exhaustively with dilute sodium hydroxide , and the alkaline extracts acidified immediately . The acid solution was ex- tracted with benzene , and the extract dried ( CaCl2 ) , boiled for 1-2 ...
Page 2171
... dilute hydrochloric acid and ice . The benzene was removed by steam - distillation , and the residue was dissolved in dilute sodium hydroxide solution . The hot filtered solution was acidified with hydrochloric acid . The precipitated ...
... dilute hydrochloric acid and ice . The benzene was removed by steam - distillation , and the residue was dissolved in dilute sodium hydroxide solution . The hot filtered solution was acidified with hydrochloric acid . The precipitated ...
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Common terms and phrases
acetic acid acetic anhydride acetone acetyl added admixture alkaline alkyl aluminium chloride Amer ammonia aqueous solution atoms barium benzene boiling bromine Calc carbinol carbon catalyst Chem Chim chloroform colourless needles compound concentrated condensation cooled crystals cyclohexene D.Sc decomp derivatives dilute dioxan dissolved distilled dithizone dried equiv ester ethanol ethyl acetate ethyl alcohol evaporated EXPERIMENTAL filtered filtrate formed Found fraction gave give heated under reflux hydrocarbon hydrochloric acid hydrogen chloride hydrolysis iodide ions isolated ketone Light absorption light petroleum b. p. method methyl mixed m. p. mixture molecule obtained oxide phenyl plates potassium hydroxide precipitated prepared pressure prisms pyridine Q-enzyme R₁ R₂ reaction reagent reduced removed requires residue room temperature salt semicarbazone separated sodium hydroxide solid soluble solvent specimen structure substance sulphate sulphone sulphuric acid synthesis Table unsaturated washed yield