Quarterly Journal of the Chemical Society of London, Part 2, Pages 1-1256 |
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Page 96
... ( Figure 7 , F and C ) . Comparison with their analogoues without a 4 - methyl substituent ( 3 , 11 ) reveals bands at 1080-1065 , 1160- 1120 , and 1375 cm . - 1 ( Figure 6 , C ) in place of those at 1050-1000 and 1325-1300 cm . -1 ( Figure ...
... ( Figure 7 , F and C ) . Comparison with their analogoues without a 4 - methyl substituent ( 3 , 11 ) reveals bands at 1080-1065 , 1160- 1120 , and 1375 cm . - 1 ( Figure 6 , C ) in place of those at 1050-1000 and 1325-1300 cm . -1 ( Figure ...
Page 398
... Figure 3 ] , which are similar . Therefore , it appears likely that the de- carboxylation reaction is not reliant upon the mesomeric effect of a nitro - group , but rather upon its inductive effect or upon the direct interaction of the ...
... Figure 3 ] , which are similar . Therefore , it appears likely that the de- carboxylation reaction is not reliant upon the mesomeric effect of a nitro - group , but rather upon its inductive effect or upon the direct interaction of the ...
Page 952
... ( Figure 2 ) of trideuteromethyl - thioanisole ( Ia ) . In this spectrum ( Figure 2 ) , C , H¿D2 + ( M — SD , m / e 93 ) and CH1D ( M - SH , m / e 94 ) ions are observed in the approximate ratio of 2 : 1 . Metastable peaks at m / e 68-2 ...
... ( Figure 2 ) of trideuteromethyl - thioanisole ( Ia ) . In this spectrum ( Figure 2 ) , C , H¿D2 + ( M — SD , m / e 93 ) and CH1D ( M - SH , m / e 94 ) ions are observed in the approximate ratio of 2 : 1 . Metastable peaks at m / e 68-2 ...
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absorption alkaline alkyl Amer amine anhydride anion aqueous aromatic atom b₁ benzene bond boron trifluoride bromide calculated carbon tetrachloride cation Chem chemical shifts Chemistry chloride coefficient compounds concentration conformation corresponding cyclohexane decomposition derived diazotisation dimethylformamide dioxan dipole effect electron equation equilibrium ester ether experimental Figure first-order formamide fraction H₂O hydration hydrogen hydrogen-bonding hydrolysis hydroxide initial iodide ionisation isomer k₂ kcal ketone kinetic Le Fèvre magnetic resonance measurements methanol methoxide methyl methylene mixture molar Kerr constants mole mole-¹ molecular molecules nitrogen nitrosation nitrous nucleophilic observed obtained oxide oxime oxygen perchloric acid phenyl phosphate Phys polarisability protons pyridine R. J. W. Le Fèvre radical rate constants ratio reaction reactivity recrystallised ring shown sodium sodium hydroxide solution solvation solvent species spectra spectrum structure substituent sulphone Table temperature ultraviolet values