Quarterly Journal of the Chemical Society of London, Volume 1 |
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Results 1-3 of 81
Page 483
... bond d , predicted to be 1.369 Å in ( XII ) , is shorter than the experimental bond length of 1.400 Å . This can be explained by the interactions of the chlorine and hydrogen atoms located on adjacent rings , causing a twist of 31 ...
... bond d , predicted to be 1.369 Å in ( XII ) , is shorter than the experimental bond length of 1.400 Å . This can be explained by the interactions of the chlorine and hydrogen atoms located on adjacent rings , causing a twist of 31 ...
Page 501
... Bond AB BC CD BF ' HMP AB BC CD AG 0 2Å 0 1 2 Å FIGURE 7 Averaged difference density sections ( a ) containing the bond and perpendicular to the benzene ring , ( b ) per- pendicular to the bonds at their centres FIGURE 5 Averaged ...
... Bond AB BC CD BF ' HMP AB BC CD AG 0 2Å 0 1 2 Å FIGURE 7 Averaged difference density sections ( a ) containing the bond and perpendicular to the benzene ring , ( b ) per- pendicular to the bonds at their centres FIGURE 5 Averaged ...
Page 504
... bonds in PMP and HMP imply π - bond character of these bonds . Ring I Atom V1 V2 V3 Atom V1 V2 V3 C 732 659 343 823 580 417 B 634 582 406 816 477 422 A 497 434 393 508 446 373 J 519 472 412 611 444 419 Ring II ( a ) J CBAT 778 633 382 В ...
... bonds in PMP and HMP imply π - bond character of these bonds . Ring I Atom V1 V2 V3 Atom V1 V2 V3 C 732 659 343 823 580 417 B 634 582 406 816 477 422 A 497 434 393 508 446 373 J 519 472 412 611 444 419 Ring II ( a ) J CBAT 778 633 382 В ...
Contents
Physical organic chemistry | 1 |
Topochemistry Part XXX Crystal and molecular structures of chalcone | 11 |
Conformational studies Part I Crystal and molecular structures of cis12dipchlorobenzoyl and cis | 17 |
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A. R. Katritzky alcohol alkyl Amer anion aqueous aromatic ation axial benzene bond bromination calculated carbanion carbon acids carbon atom carbon tetrachloride carbonyl catalyst Chem chemical shifts Chemistry chloride complex compounds concentration conformation correlation coupling constants crystal cyclohexane derivatives difference dilute dimethyl sulphoxide dioxan electron elimination energy equation equatorial equilibrium ester ethanol ether experimental Figure fluorene formation fraction H₂O H₂SO hydrogen hydrolysis hydroxide indicators interaction intermediate ionisation isomer isomerization isotope effect k₁ k₂ kcal kcal./mole kinetic measured mechanism methyl mixture mole mole-¹ molecular molecule n.m.r. spectra nitration nitrogen nucleophilic observed obtained oxide oxime oxygen parameters phenyl Phys piperidine plot proton pyridines R. P. Bell radical rate constants ratio reaction reactivity ring shown shows sodium solution solvent spectrum structure substituents sulphuric acid t-butyl Table temperature Tetrahedron thiophen transition values