Journal of the Chemical SocietyThe Society., 1949 |
From inside the book
Results 1-3 of 72
Page 97
... Calc . for C18H19O , N ,: C , 66-4 ; H , 5.9 ; N , 12.9 % ) . The 2 : 4 - dinitrophenylhydrazones of the ethyl esters formed prisms , m . p . 184-185 ° ( Found : C , 62.5 ; H , 5 · 0 ; N , 11-6 . Calc . for C25H2ON ,: C , 63.0 ; H , 5.1 ...
... Calc . for C18H19O , N ,: C , 66-4 ; H , 5.9 ; N , 12.9 % ) . The 2 : 4 - dinitrophenylhydrazones of the ethyl esters formed prisms , m . p . 184-185 ° ( Found : C , 62.5 ; H , 5 · 0 ; N , 11-6 . Calc . for C25H2ON ,: C , 63.0 ; H , 5.1 ...
Page 271
... ( calc . ) . 104c . Λ . Ao ( calc . ) . 109-8 1.979 105.3 108.9 3.301 104.0 108.7 0.396 108.2 109-8 1.979 105-2 108.8 8.909 101.3 109-0 0.540 107.9 109.8 2.699 104.5 108.7 10.66 100.9 109-3 1.320 106.2 109.2 - The small drift in the ...
... ( calc . ) . 104c . Λ . Ao ( calc . ) . 109-8 1.979 105.3 108.9 3.301 104.0 108.7 0.396 108.2 109-8 1.979 105-2 108.8 8.909 101.3 109-0 0.540 107.9 109.8 2.699 104.5 108.7 10.66 100.9 109-3 1.320 106.2 109.2 - The small drift in the ...
Page 487
... Calc . for C , H3ON : C , 56-1 ; H , 7-65 ; N , 8.18 % ) . de Waal ( Onderstepoort J. Vet . Sci . , 1940 , 14 , 441 ) gives m . p . 212-215 ° . The picrate crystal- lised from alcohol in rods , m . p . 145 ° ( corr . ) ( Found : C , 42 ...
... Calc . for C , H3ON : C , 56-1 ; H , 7-65 ; N , 8.18 % ) . de Waal ( Onderstepoort J. Vet . Sci . , 1940 , 14 , 441 ) gives m . p . 212-215 ° . The picrate crystal- lised from alcohol in rods , m . p . 145 ° ( corr . ) ( Found : C , 42 ...
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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