Journal of the Chemical Society, Part 1Chemical Society., 1949 |
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Page 34
... treated with acetic acid ( 30 c.c. ) and cooled . The solvent was decanted off , the tar taken up in acetic acid ( 40 c.c. ) , and the solution treated hot with one of sodium perchlorate ( 5 g . ) in water ( 30 c.c. ) . The dye ...
... treated with acetic acid ( 30 c.c. ) and cooled . The solvent was decanted off , the tar taken up in acetic acid ( 40 c.c. ) , and the solution treated hot with one of sodium perchlorate ( 5 g . ) in water ( 30 c.c. ) . The dye ...
Page 234
... treated with charcoal , and allowed to cool . The crystalline material ( 0-5 g .; m . p . ca. 200 ° ) which separated was recrystallised several times from water giving 1 - D - ribofuranosidoglyoxaline - 4 : 5 - dicarboxyamide ( 0.35 g ...
... treated with charcoal , and allowed to cool . The crystalline material ( 0-5 g .; m . p . ca. 200 ° ) which separated was recrystallised several times from water giving 1 - D - ribofuranosidoglyoxaline - 4 : 5 - dicarboxyamide ( 0.35 g ...
Page 353
... treated with thionyl chloride , benzophenone ketochloride is obtained . This gives ( i ) benzophenoneanil when treated with aniline ( Pauly , Annalen , 1887 , 187 , 199 ) , ( ii ) tetraphenylethylene when refluxed with diphenylmethane ...
... treated with thionyl chloride , benzophenone ketochloride is obtained . This gives ( i ) benzophenoneanil when treated with aniline ( Pauly , Annalen , 1887 , 187 , 199 ) , ( ii ) tetraphenylethylene when refluxed with diphenylmethane ...
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Common terms and phrases
absorption acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CH₂ Chem chloroform colourless needles compound concentration condensation cooled crystallised crystals curve cyanide decomp decomposition derivatives dilute dissolved distilled disulphide dried ester ethyl acetate ethyl alcohol ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone kojic acid light petroleum b. p. m. p. and mixed methanol method mixed m. p. mixture molecule obtained oxide phenyl picrate potassium hydroxide precipitated prepared prisms pyridine reaction reagent reduced pressure refluxed removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield