Quarterly Journal of the Chemical Society of London, Volume 1 |
From inside the book
Results 1-3 of 80
Page 174
... conformation and so it will be more stable than the TB conformation . The above argument indicates that the 1,3 - dioxepan ring in 1,3 : 2,5 : 4,6 - tri - O - methylene - D - mannitol ( 2 ) is most stable when it is in the TC ...
... conformation and so it will be more stable than the TB conformation . The above argument indicates that the 1,3 - dioxepan ring in 1,3 : 2,5 : 4,6 - tri - O - methylene - D - mannitol ( 2 ) is most stable when it is in the TC ...
Page 381
... Conformations of the Pyranose Rings . - On the assumption that the conformation is solely of the half- chair form , as in cyclohexene , cyclohexene oxide , and some unsaturated carbohydrate derivatives , 2-8 two possible conformations ...
... Conformations of the Pyranose Rings . - On the assumption that the conformation is solely of the half- chair form , as in cyclohexene , cyclohexene oxide , and some unsaturated carbohydrate derivatives , 2-8 two possible conformations ...
Page 384
... conformation in each of the compounds ( I ) - ( XI ) . There does not appear to be any consistent contribution due to an energetic preference for pseudo- axial substituents which was noted by Ferrier and Sankey for unsaturated sugars ...
... conformation in each of the compounds ( I ) - ( XI ) . There does not appear to be any consistent contribution due to an energetic preference for pseudo- axial substituents which was noted by Ferrier and Sankey for unsaturated sugars ...
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 | |
6 other sections not shown
Other editions - View all
Common terms and phrases
absorption acetic acid Acta alcohol alkyl Amer amine angles anion aqueous aromatic ation benzene bond bromide calculated carbon tetrachloride CH₂ Chem chemical shifts Chemistry Chim chloride CO₂H coefficients 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