Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 185
... formation of the ions of m / e 107 and the spectra has been interpreted 2 as resulting from the formation of a common cyclic benzenium species prior to fragmentation . An indication of a change in struc- ture of the molecular ion prior ...
... formation of the ions of m / e 107 and the spectra has been interpreted 2 as resulting from the formation of a common cyclic benzenium species prior to fragmentation . An indication of a change in struc- ture of the molecular ion prior ...
Page 375
... formation from the anisole derivative by chlorination , the formation of the benzenium ion is rate - determining , as in nuclear halogenation , and that O - Me bond - breaking occurs in a relatively fast , subsequent step . = More ...
... formation from the anisole derivative by chlorination , the formation of the benzenium ion is rate - determining , as in nuclear halogenation , and that O - Me bond - breaking occurs in a relatively fast , subsequent step . = More ...
Page 441
... formation of M + - 74 , M + 87 , or m / e 74 ) . Since formation of M + 87 [ see ( a ) ( b ) below ] will have a higher - - - A.P. of this ion will have a greater effect on rate of formation of M + — OMe than will a change in the A.P. ...
... formation of M + - 74 , M + 87 , or m / e 74 ) . Since formation of M + 87 [ see ( a ) ( b ) below ] will have a higher - - - A.P. of this ion will have a greater effect on rate of formation of M + — OMe than will a change in the A.P. ...
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 Acta alcohol alkyl Amer amine angles anion aqueous aromatic ation benzene bond bromide calculated carbanion carbon tetrachloride CH₂ Chem chemical shifts Chemistry Chim chloride CO₂H compounds concentration conformation corresponding coupling constants decomposition derived di-imine dioxan dipole effect electron equation esters ethanol ether experimental Figure first-order fluorine formation formed hydrogen hydrolysis hydroxide hypochlorous acid interaction intermediate iodide irradiation isomer isomerisation isopropyl k₁ ketone kinetic measured mechanism mercuric mesitylene method methyl mixture mole mole-¹ molecular molecule n.m.r. spectra nitration nitrogen observed obtained olefin oxidation oxygen peaks peroxide phenyl Phys plot polymer proton radical rate constants ratio reactants reaction reactivity reduced relative resonance ring salts showed shown similar singlet sodium solution solvent solvolysis spectrum steric steric effect structure substituent sulphoxide t-butyl Table temperature titanium(III triethyl phosphite values