Journal of the Chemical SocietyThe Society., 1949 |
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Page 138
... oxide . 108 20 ° x208 .... Fraction . Colour of oxide . 106 20 ° x200 .... Fraction . Colour of oxide . 106 20 ° X Gd . *** 2 Pure white 153.1 10 Pure white 158.3 18 Yellow 160-9 4 155.1 12 159.4 " 20 Brown 160.2 6 157-7 14 Yellow 160.3 ...
... oxide . 108 20 ° x208 .... Fraction . Colour of oxide . 106 20 ° x200 .... Fraction . Colour of oxide . 106 20 ° X Gd . *** 2 Pure white 153.1 10 Pure white 158.3 18 Yellow 160-9 4 155.1 12 159.4 " 20 Brown 160.2 6 157-7 14 Yellow 160.3 ...
Page 278
... oxide reacts with thiosulphates as well as with neutral sulphites to form an isethionate . Some simple ethylene oxides are converted into the corresponding sulphides not only by thiourea but by a number of com- pounds containing the SC ...
... oxide reacts with thiosulphates as well as with neutral sulphites to form an isethionate . Some simple ethylene oxides are converted into the corresponding sulphides not only by thiourea but by a number of com- pounds containing the SC ...
Page 279
... oxide condenses to form dihydrobenzthiazine , identified by its phenyl isothiocyanate derivative ( “ Beilstein , " Vol . 27 , p . 34 ) . cyclohexene oxide forms hexahydrophenthiazine , and styrene oxide forms 2 - phenyldihydro ...
... oxide condenses to form dihydrobenzthiazine , identified by its phenyl isothiocyanate derivative ( “ Beilstein , " Vol . 27 , p . 34 ) . cyclohexene oxide forms hexahydrophenthiazine , and styrene oxide forms 2 - phenyldihydro ...
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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 CH₂ 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