Journal of the Chemical Society, Part 4The Society., 1949 |
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Page 2548
... residue was heated with barium hydroxide ( 7.5 g .; hydrated ) in water ( 150 c.c. ) for 1 hour at 80 ° in an atmosphere of nitrogen , and the mixture was then evaporated to dryness . The dry residue was extracted exhaustively with hot ...
... residue was heated with barium hydroxide ( 7.5 g .; hydrated ) in water ( 150 c.c. ) for 1 hour at 80 ° in an atmosphere of nitrogen , and the mixture was then evaporated to dryness . The dry residue was extracted exhaustively with hot ...
Page 2688
... residue NC.H ← -- VII 10 C.H12 H VIII CH13 H NC , H , Inversion CCH CS H , + HCl + SO , Partly CH2 reduced ( from the washed ethereal solution of the primary mixture ) did not appear to involve the elimination of hydrogen chloride ...
... residue NC.H ← -- VII 10 C.H12 H VIII CH13 H NC , H , Inversion CCH CS H , + HCl + SO , Partly CH2 reduced ( from the washed ethereal solution of the primary mixture ) did not appear to involve the elimination of hydrogen chloride ...
Page 2844
... residue was removed by filtration , and on being kept the filtrate deposited 2 - deoxy - D - glucose anilide ( 0 · 090 g . ) which recrystallised from ethanol in the form of colourless needles , m . p . 193-194 ° , [ a ] -138 ° → 106 ...
... residue was removed by filtration , and on being kept the filtrate deposited 2 - deoxy - D - glucose anilide ( 0 · 090 g . ) which recrystallised from ethanol in the form of colourless needles , m . p . 193-194 ° , [ a ] -138 ° → 106 ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added alcohol alkaline aluminium chloride aluminium iodide Amer amine ammonia aqueous sodium atom benzaldehyde benzene boiling bond bromide bromine trifluoride Calc carbon CH₂ Chem chloroform colourless needles compound concentrated condensation containing cooled crystallised crystals D.Sc decomp decomposition derivatives diazotised dilute dioxan dissolved distilled dried ester ethanol ethyl alcohol extracted with ether filtered filtrate formation formed Found fraction gave Grignard reagent halide heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide iodine ions isolated ketone light petroleum b. p. liquid method methyl methyl iodide minutes mixture molecule nitrate nitrogen obtained oxidation phenol picrate potassium precipitate prepared prisms pyridine reaction reagent recrystallised from ethanol reduced pressure removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent sulphate sulphone sulphuric acid synthesis Table tube values washed yield