Quarterly Journal of the Chemical Society of London, Issue 1, Pages 1-776 |
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Page 139
... carbon - carbon double bond , see M. Calvin and R. E. Buckles , J. Amer . Chem . Soc . , 1940 , 62 , 3324 ; ( b ) S. M. McElvain , Chem . Rev. , 1945 , 45 , 453 ; ( c ) Y. Shvo , Tetrahedron Letters , 1968 , 5923 ; ( d ) See H. Kessler ...
... carbon - carbon double bond , see M. Calvin and R. E. Buckles , J. Amer . Chem . Soc . , 1940 , 62 , 3324 ; ( b ) S. M. McElvain , Chem . Rev. , 1945 , 45 , 453 ; ( c ) Y. Shvo , Tetrahedron Letters , 1968 , 5923 ; ( d ) See H. Kessler ...
Page 326
... carbon positions in sepedonin . We now show that more conclusive biosynthetic information can be obtained by analysing the same labelled samples of sepe- donin by 13C n.m.r. The proton noise decoupled 13C n.m.r. spectra of sepedonin ...
... carbon positions in sepedonin . We now show that more conclusive biosynthetic information can be obtained by analysing the same labelled samples of sepe- donin by 13C n.m.r. The proton noise decoupled 13C n.m.r. spectra of sepedonin ...
Page 330
... carbon dioxide . 2 + H2O + CO2 Pd ( acac ) 2 , PPh3 OH OH + + ( 1 ) ( II ) ( III ) octadienyl ethers ( IV ) Table 1 shows the high yields of octadienols obtained in the carbon dioxide - assisted reaction in various solvents TABLE 1 ...
... carbon dioxide . 2 + H2O + CO2 Pd ( acac ) 2 , PPh3 OH OH + + ( 1 ) ( II ) ( III ) octadienyl ethers ( IV ) Table 1 shows the high yields of octadienols obtained in the carbon dioxide - assisted reaction in various solvents TABLE 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