Quarterly Journal of the Chemical Society of London |
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Results 1-3 of 77
Page 206
... compound ( V ) ; the product is , beyond reasonable doubt , the 4 - chloro - 2 - hydrazino - compound ( IX ; R = NH • NH2 , R ′ = CI ) . All attempts to replace both chlorine atoms by amino - groups were unsuccessful ; treat- ment with ...
... compound ( V ) ; the product is , beyond reasonable doubt , the 4 - chloro - 2 - hydrazino - compound ( IX ; R = NH • NH2 , R ′ = CI ) . All attempts to replace both chlorine atoms by amino - groups were unsuccessful ; treat- ment with ...
Page 209
... compound was obtained by oxidation of the hydrazino - compound with copper sulphate 3 which gave a product , albeit in very poor yield , with properties corresponding to those of the 4 - oxo - compound 4 ( II ; R = H ) rather than to ...
... compound was obtained by oxidation of the hydrazino - compound with copper sulphate 3 which gave a product , albeit in very poor yield , with properties corresponding to those of the 4 - oxo - compound 4 ( II ; R = H ) rather than to ...
Page 210
... compound ( 1.75 g . , 90 % ) as needles , m . p . 245 ° ( Found : C , 54-6 ; H , 4.2 . C , H , ON1 requires C , 54 · 6 ; H , 4 · 6 % ) . 4 : 10 - Dihydro - 4 - oxo - 1 : 10 - diazanaphthalene ( II ; R = H ) .- The hydrazino - compound ...
... compound ( 1.75 g . , 90 % ) as needles , m . p . 245 ° ( Found : C , 54-6 ; H , 4.2 . C , H , ON1 requires C , 54 · 6 ; H , 4 · 6 % ) . 4 : 10 - Dihydro - 4 - oxo - 1 : 10 - diazanaphthalene ( II ; R = H ) .- The hydrazino - compound ...
Contents
19 | 4 |
The effect of temperature on azonitriles as initiators in the polymerization of styrene | 12 |
The kinetics and mechanisms of addition to olefinic substances Part V Products | 36 |
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Common terms and phrases
absorption acetic acid acetic anhydride alcohol alkoxides Amer amine ammonia aniline anion aromatic atoms benzene boiling bromine buffer C₁ Calc carbonate catalysed cation Chem chloride chromatography colourless complex compound concentration constant containing crystallised decomp derivative diazotisation dilute dinitrogen trioxide disaccharide dissolved distilled equation ester ethanol ether ethylenediamine evaporated EXPERIMENTAL extracted filtered filtrate formation Found fraction gave give H₂O halides heated hydrochloric acid hydrogen hydrogen chloride hydrolysis hypochlorous iodide ionic isolated isomer K₁ kinetic ligand light petroleum b. p. m. p. and mixed mannose methyl mixed m. p. mixture mole mole-¹ molecular molecule needles niobium nitrate nitrosating nitrosonium nitrous acid obtained oxidation pentafluoride perchloric acid phenylhydrazine potassium precipitate prepared prisms pyridine rate-constants reaction reactivity refluxed requires residue resin salt silver sodium hydroxide solid solvent spectra stoicheiometric sugar sulphuric acid syrup Table values yellow yield