Quarterly Journal of the Chemical Society of London, Volume 1, Pages 1-1108 |
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Page 424
... Pyridine soln . 8.48 8.71 A value † ( c./sec . ) +30.9 +17.4 CH , at C - 4 CDC1 , soln . Pyridine soln . 8.86 8.67 8.86 8.68 Isopropyl CDCI , soln . 9.14 , 9.04 9.14 , 9.05 Pyridine soln . ( IV ) 8.76 9.15 * -23.4 8.72 8.70 * 9.16 ...
... Pyridine soln . 8.48 8.71 A value † ( c./sec . ) +30.9 +17.4 CH , at C - 4 CDC1 , soln . Pyridine soln . 8.86 8.67 8.86 8.68 Isopropyl CDCI , soln . 9.14 , 9.04 9.14 , 9.05 Pyridine soln . ( IV ) 8.76 9.15 * -23.4 8.72 8.70 * 9.16 ...
Page 1140
... pyridine with ethyl chloroformate . It is hoped to report later on the mechanism involved in this and similar reactions . = ( b ) Benzenesulphonyl chloride ( 0.5 ml . ) was added cautiously to indazolin - 3 - one ( 0-3 g . ) in pyridine ...
... pyridine with ethyl chloroformate . It is hoped to report later on the mechanism involved in this and similar reactions . = ( b ) Benzenesulphonyl chloride ( 0.5 ml . ) was added cautiously to indazolin - 3 - one ( 0-3 g . ) in pyridine ...
Page 1141
... pyridine ( 20 ml . ) . The solution was set aside at room temperature for 2 days and then poured into water . The dark semisolid mass was crystallised from ethanol ( charcoal ) to give 2 - benzenesulphonylindazolin - 3 - one ( 0.85 g ...
... pyridine ( 20 ml . ) . The solution was set aside at room temperature for 2 days and then poured into water . The dark semisolid mass was crystallised from ethanol ( charcoal ) to give 2 - benzenesulphonylindazolin - 3 - one ( 0.85 g ...
Contents
By A J HUBERT | 2 |
6Methoxy3methylbenzofurano47quinone dimers of 3methylbenzofurans and tautomerism in 2acetyl | 3 |
By R GARNER and H SUSCHITZKY | 74 |
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absorption acetic acid acetic anhydride acetone acetyl adduct alcohol alumina Amer amine aromatic ation band benzene bromide Calc carbonyl CH₂ Chem chloride chloroform chromatography cm.¹ CO₂Me colourless compound cooled corresponding crystallised decomp derivatives diazomethane dilute dioxan dissolved distilled doublet dried elution ester ethanol ether ethyl acetate EtOH evaporated extracted with ether filtered filtrate Found fraction gave give heated under reflux hydrochloric acid hydrogenolysis hydrolysis hydroxyl infrared infrared spectrum isolated isomer ketone lactone light petroleum b. p. lithium aluminium hydride log ɛ methyl angolensate methyl ester methylene mixed m. p. mmoles mole multiplet n.m.r. spectrum needles Nujol obtained oxetan oxidation peaks phenyl potassium prepared protons pyridine reaction mixture reduction requires residue ring room temperature singlet sodium hydroxide solid solution solvent spectra spectrum showed stirred structure sulphuric acid ultraviolet VIII washed yellow yield