Journal of the Chemical SocietyThe Society., 1960 |
From inside the book
Results 1-3 of 61
Page 236
... picrates . TABLE 3. Alkoxydiguanides RO⚫NH⚫C ( NH ) • NH • C ( NH ) • NH2 . Substituent ( R ) and derivative Methyl , 2HCI Ethyl , 2HCI Ethyl , picrate Propyl , 2HC1 Propyl , picrate Butyl , 2HCI M. P. 183-184 ° a , d Formula CH11ON ...
... picrates . TABLE 3. Alkoxydiguanides RO⚫NH⚫C ( NH ) • NH • C ( NH ) • NH2 . Substituent ( R ) and derivative Methyl , 2HCI Ethyl , 2HCI Ethyl , picrate Propyl , 2HC1 Propyl , picrate Butyl , 2HCI M. P. 183-184 ° a , d Formula CH11ON ...
Page 641
... picrate , dissolved in acetone - water ( 1 : 3 ) , was shaken with an excess of the resin ( about five times the weight of picrate taken ) until the yellow colour of the supernatant liquid disappeared and the resin assumed a deep red ...
... picrate , dissolved in acetone - water ( 1 : 3 ) , was shaken with an excess of the resin ( about five times the weight of picrate taken ) until the yellow colour of the supernatant liquid disappeared and the resin assumed a deep red ...
Page 1290
... picrates from ethanol ( 4 - benzylquinoline picrate separated first ) . Fraction ( b ) on trituration with ethanol and crystallisation from the same solvent gave 2,2 ′ - biquinolyl , m . p . and mixed m . p . 195 ° ( Found : C , 84.0 ...
... picrates from ethanol ( 4 - benzylquinoline picrate separated first ) . Fraction ( b ) on trituration with ethanol and crystallisation from the same solvent gave 2,2 ′ - biquinolyl , m . p . and mixed m . p . 195 ° ( Found : C , 84.0 ...
Contents
NO PAGE | 6 |
Tautomerism of Nheteroaromatic aldoximes | 22 |
Nucleophilic displacements in organic sulphites Part VI Comparison of | 37 |
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acetic acid alcohol alkaline Amax Amer amylose anhydride aniline aqueous sodium ation atom bands benzene benzoic acid benzoyl peroxide boiled bond boron bromide butyl Calc calculated carbon tetrachloride CH₂ Chem chloride chlorobenzene chloroform chromatography complex component compounds concentration constants cooled crystallised cyclic sulphate cyclohexane decomposition derivatives dilute distilled dried equation ester ethanol ether ethyl acetate evaporated EXPERIMENTAL extracted Fèvre filtered filtrate formed Found fraction gave H₂O heated hydrochloride hydrogen hydrogen chloride hydrolysis imino-ether infrared iodide ions isolated k₁ ketone m. p. and mixed method mixed m. p. mixture mole molecular molecules needles NH₂ nitration nitrogen obtained oxide peroxide phenol picrate potassium precipitate prepared pyridine reaction reduced reflux removed requires residue room temperature sample sodium hydroxide solution solvent spectra spectrum Table thiocyanate thiocyanogen transition values vanadium(IV wavelengths yield Z-enzyme