Journal of the Chemical SocietyThe Society., 1949 |
From inside the book
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Page 497
... reagent constituents above these critical values had no appreciable effect on the colour developed . The reagent finally adopted varied slightly from that of Bolland et al . ( Trans . India Rubber Inst . , 1941 , 17 , 29 ) and consisted ...
... reagent constituents above these critical values had no appreciable effect on the colour developed . The reagent finally adopted varied slightly from that of Bolland et al . ( Trans . India Rubber Inst . , 1941 , 17 , 29 ) and consisted ...
Page 537
... reagent , HR , dissolved in an immiscible organic solvent into which the metal nHR + Mn + MR , + nH + ( 1 ) complex formed in accordance with equation ( 1 ) is completely extracted at the pH employed . If C , is the ( fixed ) original ...
... reagent , HR , dissolved in an immiscible organic solvent into which the metal nHR + Mn + MR , + nH + ( 1 ) complex formed in accordance with equation ( 1 ) is completely extracted at the pH employed . If C , is the ( fixed ) original ...
Page 547
... reagent is saturated with chloroform and it should be kept in the dark , preferably in contact with few ml . of dithizone solution which serves as an indicator , the green colour being discharged by any iodine liberated or by ...
... reagent is saturated with chloroform and it should be kept in the dark , preferably in contact with few ml . of dithizone solution which serves as an indicator , the green colour being discharged by any iodine liberated or by ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CHâ‚‚ Chem chloroform colourless needles compound concentrated condensation cooled crystallised crystals curve cyanide D.Sc 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 requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield