Quarterly Journal of the Chemical Society of London, Issue 1, Pages 1-776 |
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Page 81
... Similar treatment of ( 9 ) gave ( 2 ) which , upon acetylation with acetic anhydride - zinc chloride gave 1 34,6 - tetra - O - acetyl - 2-0 - p - nitrophenyl - a - D - glucopyranose 10 , m p . 168-169 ° , [ a ] 23 + 16.8 ° ( c 1 ...
... Similar treatment of ( 9 ) gave ( 2 ) which , upon acetylation with acetic anhydride - zinc chloride gave 1 34,6 - tetra - O - acetyl - 2-0 - p - nitrophenyl - a - D - glucopyranose 10 , m p . 168-169 ° , [ a ] 23 + 16.8 ° ( c 1 ...
Page 97
... similar conditions gave ( VI ) , m.p. 215 ° ; M + m / e 338 , in 25 % yield , along with a comparable amount of ( V ) ... similar to that of Scheme 1. In this case the proton transfer from toluene to a carbonyl group of ( III ) is somewhat ...
... similar conditions gave ( VI ) , m.p. 215 ° ; M + m / e 338 , in 25 % yield , along with a comparable amount of ( V ) ... similar to that of Scheme 1. In this case the proton transfer from toluene to a carbonyl group of ( III ) is somewhat ...
Page 593
... similar magnitude to that for ( II ) .2,3 The 2 - phenylnorbornyl cation ( VII ) is indicated by n.m.r. analysis to be classical and possess charge dispersal and stabilization similar to that for the 1 - phenylcyclopentyl and 1 ...
... similar magnitude to that for ( II ) .2,3 The 2 - phenylnorbornyl cation ( VII ) is indicated by n.m.r. analysis to be classical and possess charge dispersal and stabilization similar to that for the 1 - phenylcyclopentyl and 1 ...
Contents
Page | 1 |
Electrochemical Indications of New Oxidation States in Transitionmetal Dicarbollide Complexes | 8 |
Crystal Structure and Bonding in the Dinuclear Complexes CHW SPhMCO M Cr | 14 |
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acetate acid Acta adduct alcohol alkaloids alkyl Amer analysis anion aqueous aromatic assigned atoms band benzene carbon carbonyl cation chelate Chem chemical shifts Chemical Society Chim chloride cm-¹ co-ordination Comm complexes compounds configuration confirmed coupling Crystal Structure cyclopropane Department of Chemistry derivatives double bond doublet electron ester ether Figure formation formed gave H₂O hydride hydrogen hydrolysis i.r. spectrum ibid indicate Inorg intermediate irradiation isolated isomer ketone ligand metal methanol methyl methylene mixture molecular molecule n.m.r. spectrum nitrogen observed obtained olefinic oxidation oxygen phenyl phosphine photolysis Phys presence protons pyridine radical ratio reaction rearrangement Received reported resonance ring room temperature shown shows similar singlet sodium solution solvent space group spectra spectroscopy stereochemistry studies substituted suggested sulphur Summary synthesis Table Tetrahedron Letters tetrahydrofuran tion triphenylphosphine tritium University values X-ray yield