Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 4
... compared with the extinction curves of the authentic specimens of the expected nitro - compounds dissolved in a similar medium . ( b ) Nitrous acid was estimated by a modification of Zambelli's method . 11 , 3a The optical density of ...
... compared with the extinction curves of the authentic specimens of the expected nitro - compounds dissolved in a similar medium . ( b ) Nitrous acid was estimated by a modification of Zambelli's method . 11 , 3a The optical density of ...
Page 73
... compared with pent - 2 - ynoate ( a factor of ca. thirteen ) . The faster nucleophilic attack on an allene compared with its acetylenic isomer has been observed before 19 and is presumably attributable to the fact that the transition ...
... compared with pent - 2 - ynoate ( a factor of ca. thirteen ) . The faster nucleophilic attack on an allene compared with its acetylenic isomer has been observed before 19 and is presumably attributable to the fact that the transition ...
Page 118
... compared with the 6 - methyl substituent of ( XII ) ( 2.8 kcal . mole - 1 ) are at first sight remarkable . These differences are , however , in accord with the proposed orientation of the aryl substituents in both the ground states and ...
... compared with the 6 - methyl substituent of ( XII ) ( 2.8 kcal . mole - 1 ) are at first sight remarkable . These differences are , however , in accord with the proposed orientation of the aryl substituents in both the ground states and ...
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 |
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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