Quarterly Journal of the Chemical Society of London, Part 5, Pages 5005-6079 |
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Page 5161
... hydration - depressing effect of a 2 - methyl group is clearly seen in the cation of 2,3 - dimethyl - 1,4,6 - triazanaphthalene 25 in which no hydration would be detected . In the monomethyl derivative , the ratio of hydrated to ...
... hydration - depressing effect of a 2 - methyl group is clearly seen in the cation of 2,3 - dimethyl - 1,4,6 - triazanaphthalene 25 in which no hydration would be detected . In the monomethyl derivative , the ratio of hydrated to ...
Page 5169
... hydrated 1,3,8 - triazanaphthalene are appreciably the faster . The diminished hydration pH - rate profiles at 20 ° and I = 0.1 for the reversible hydration of 1,3,8 - triaza- naphthalene . ( A ) log kÅ . ( B ) log ka- -1 -2 log k 60-39 ...
... hydrated 1,3,8 - triazanaphthalene are appreciably the faster . The diminished hydration pH - rate profiles at 20 ° and I = 0.1 for the reversible hydration of 1,3,8 - triaza- naphthalene . ( A ) log kÅ . ( B ) log ka- -1 -2 log k 60-39 ...
Page 5738
... hydration by resonance would be of the much weaker 2 - aminopyridinium type ( III ) . Formulæ ( I ) and ( II ) ... Hydration . - No evidence of hydration could be found for 1,4,5 - triazanaphthal- ene by the rapid methods described before ...
... hydration by resonance would be of the much weaker 2 - aminopyridinium type ( III ) . Formulæ ( I ) and ( II ) ... Hydration . - No evidence of hydration could be found for 1,4,5 - triazanaphthal- ene by the rapid methods described before ...
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Common terms and phrases
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