Journal of the Chemical SocietyThe Society., 1960 |
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Page 538
... precipitate obtained on cooling was crystallised several times from benzene - ethanol , giving 8 - methylbenzo [ k ] fluoranthene as colourless needles ( 0 · 1 g . ) , m . p . 207 ° ( Found : C , 94-6 ; H , 5 · 2 . C21H14 requires C ...
... precipitate obtained on cooling was crystallised several times from benzene - ethanol , giving 8 - methylbenzo [ k ] fluoranthene as colourless needles ( 0 · 1 g . ) , m . p . 207 ° ( Found : C , 94-6 ; H , 5 · 2 . C21H14 requires C ...
Page 662
... precipitate was collected , dissolved in methanol - chloroform ( charcoal ) , and recrystallised from chloroform ... precipitate was then filtered off and washed well with cold water . The filtrate and washings were combined and the ...
... precipitate was collected , dissolved in methanol - chloroform ( charcoal ) , and recrystallised from chloroform ... precipitate was then filtered off and washed well with cold water . The filtrate and washings were combined and the ...
Page 1013
... precipitate which may be dried in vacuo . Both addition compounds are amorphous to X - rays and when strongly heated in vacuo give the tetrachloride [ ( a ) Found : C , 11 · 0 ; H , 2.6 ; Cl , 35.6 ; Mo , Cl , 71-8 . C12H30C112MON ...
... precipitate which may be dried in vacuo . Both addition compounds are amorphous to X - rays and when strongly heated in vacuo give the tetrachloride [ ( a ) Found : C , 11 · 0 ; H , 2.6 ; Cl , 35.6 ; Mo , Cl , 71-8 . C12H30C112MON ...
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