Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 62
... absorption . Anthraquinones .- ( i ) Short - wavelength After having taken the usual precautions necessary for the measurement of spectra close to 200 mp , we observed ( iii ) Quinonoid , La1A . The intensity of the absorption in all ...
... absorption . Anthraquinones .- ( i ) Short - wavelength After having taken the usual precautions necessary for the measurement of spectra close to 200 mp , we observed ( iii ) Quinonoid , La1A . The intensity of the absorption in all ...
Page 86
... absorption spectra following a significant photochemical conversion and at intervals throughout the dark until no change is observed for an extended period ; and ( c ) periodic recording of emission and excitation spectra preferrably in ...
... absorption spectra following a significant photochemical conversion and at intervals throughout the dark until no change is observed for an extended period ; and ( c ) periodic recording of emission and excitation spectra preferrably in ...
Page 574
... absorption at 512 mu and 542 mu was assigned to the solvent - separated ion pair and the absorption varying from 460 mμ to 500 mu with counter - ion ( see Table 1 ) to the contact ion pair . The shift in the TABLE 3 A summary of the ...
... absorption at 512 mu and 542 mu was assigned to the solvent - separated ion pair and the absorption varying from 460 mμ to 500 mu with counter - ion ( see Table 1 ) to the contact ion pair . The shift in the TABLE 3 A summary of the ...
Contents
Physical organic chemistry | 1 |
Aromatic reactivity Part XXXVIII Protodesilylation of 12dihydrobenzocyclobutene indan and tetralin | 12 |
Aromatic reactivity Part XL Additional substituent effects in protodetrimethylsilylation | 21 |
Copyright | |
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absorption acetic acid activation added addition alcohol Amer analysis angles appears aqueous atom base benzene bond bromide calculated carbon carbon tetrachloride Chem chemical chloride compared complex compounds concentration conformation constants containing corresponding coupling derived described determined DISCUSSION effect electron energy equation esters ethanol ether expected experimental experiments factor Figure followed formation formed further gave give given hydrogen hydrolysis increase indicate initial intermediate involving kinetic less measured mechanism method methyl mixing mixture mole molecular molecule nitration observed obtained occurs organic oxidation oxygen peaks peroxide Phys plot position possible prepared present pressure proton radical rate constants ratio reaction reactivity reduced relative reported requires resonance respectively ring salts shifts showed shown similar sodium solution solvent spectra spectrum structure studied substituent suggested Table temperature values yield