Quarterly Journal of the Chemical Society of London, Part 5, Pages 5005-6079 |
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Page 5180
... Method 1. A solution of potassium chloroplatinate ( 11 ) ( 4.15 g . , 1 mol . ) and the hydroxyalkylacetylene ( 2 mol . ) in water ( 30 ml . ) was set aside at room temperature until the colour was orange - yellow ( 5-10 days ) . The ...
... Method 1. A solution of potassium chloroplatinate ( 11 ) ( 4.15 g . , 1 mol . ) and the hydroxyalkylacetylene ( 2 mol . ) in water ( 30 ml . ) was set aside at room temperature until the colour was orange - yellow ( 5-10 days ) . The ...
Page 5207
... method developed by Stanley , Baun , and Gove was used for the estimation of secondary amine . The amine reacted with carbon disulphide and ammonia to form the dialkylthiocarbamate , and the colour of a benzene extract of the copper ...
... method developed by Stanley , Baun , and Gove was used for the estimation of secondary amine . The amine reacted with carbon disulphide and ammonia to form the dialkylthiocarbamate , and the colour of a benzene extract of the copper ...
Page 5349
... method ( Found : K , 15-1 ; Mo , 39-1 ; 0 , 25.7 . H , K , Mo2O14 requires K , 15-6 ; Mo , 38 · 4 ; O , a , 25.6 % ) . An aqueous solution of the complex had λmax . 311 ( 1400 ) and 237 mμ ( ɛ 4000 ) . 4 Potassium ...
... method ( Found : K , 15-1 ; Mo , 39-1 ; 0 , 25.7 . H , K , Mo2O14 requires K , 15-6 ; Mo , 38 · 4 ; O , a , 25.6 % ) . An aqueous solution of the complex had λmax . 311 ( 1400 ) and 237 mμ ( ɛ 4000 ) . 4 Potassium ...
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absorption acetic acid acetic anhydride acetone added alcohol alkaline alumina Amax Amer anhydride anion aromatic atoms bands benzene benzyl boiling bond bromide Calc carbonate carboxylic Chem chloride chloroform chromatography cm.¹ complexes compound concentration constants crystallised crystals decomp decomposition derivative dilute dioxan distilled dried electron Elution ester ethanol ethyl acetate ethylene evaporated extracted filtered formed Found fraction gave H₂O heated hydration hydrochloric acid hydrogen hydrolysis infrared infrared spectrum iodide iodine iodine pentafluoride isomer isomeric ketone light petroleum lithium aluminium hydride m. p. and mixed methyl ether mixed m. p. mixture mole molecule needles nitrate nitric oxide nitrogen observed obtained ozonolysis peroxide phenyl potassium prepared proton pyridine radicals reaction reflux requires residue resonance room temperature salt sodium hydroxide sodium methoxide solid solution solvent spectra structure substituent sulphate Table ultraviolet values Vmax washed yield