Quarterly Journal of the Chemical Society of London, Volume 1, Pages 1-1364 |
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Page 44
... concentrated solutions ( 0.69 mol. ALUMINIUM hydride has many synthetic applications 1 which have recently been extended to include the selective reduction of functional groups . Determin- ation of optimum conditions for storage should ...
... concentrated solutions ( 0.69 mol. ALUMINIUM hydride has many synthetic applications 1 which have recently been extended to include the selective reduction of functional groups . Determin- ation of optimum conditions for storage should ...
Page 764
... concentrated sulphuric acid ( 90 ml . ) and heating the mixture to 70 ° . The ' tetrazo ' -solution was added during 5 min . to copper ( 1 ) chloride ( 11.1 g . ) in concentrated hydrochloric acid ( 110 ml . ) ; the mixture was stirred ...
... concentrated sulphuric acid ( 90 ml . ) and heating the mixture to 70 ° . The ' tetrazo ' -solution was added during 5 min . to copper ( 1 ) chloride ( 11.1 g . ) in concentrated hydrochloric acid ( 110 ml . ) ; the mixture was stirred ...
Page 970
... concentrated hydrochloric acid ( 100 ml ) and heated on a boiling water bath for 30 min . The cooled solution was ... concentrated sodium disulphite solution , giving a slurry which was washed with ether . Excess of concentrated ...
... concentrated hydrochloric acid ( 100 ml ) and heated on a boiling water bath for 30 min . The cooled solution was ... concentrated sodium disulphite solution , giving a slurry which was washed with ether . Excess of concentrated ...
Contents
By K C BASS and G M TAYLOR | 1 |
ether 100 ml was added slowly to a stirred solution | 4 |
Oxidative dimerisations of natural rethrolones and related compounds with manganese dioxide | 9 |
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Common terms and phrases
1,2-Benzoquinone acetic acid acetone added adduct aldehyde Amer amine aqueous ethanol aromatic atom azine benzanilide benzene benzyl bromide Calc carbonyl CH₂ Chem chloride chloroform chromatography cm.¹ compound crystallised cyclisation decomp decomposition derivatives dilute dimer distillation dried eluted ester ethanol ethyl acetate EtOH evaporated extracted with ether filtered Found fraction gave give heated under reflux hydrazine hydride hydrochloride hydrogen chloride hydrolysis i.r. spectrum imine iodide isolated ketone light petroleum b.p. lithium aluminium hydride log ɛ Mannich base mass spectrum MeOH methyl methylene mixed m.p. mmHg mmoles mole n.m.r. spectrum needles nitrogen nucleophilic Nujol obtained oxidation phenyl potassium protons pyridine quinone reaction mixture requires residue room temperature salt Scheme showed silica gel sodium hydroxide solution solvent spectra starting material stirred Table Tetrahedron washed white solid yield