Quarterly Journal of the Chemical Society of London, Issue 1, Pages 1-776 |
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Page 26
Furthermore , ( I ) tends to give rise to diaxial products , which may be difficult to obtain otherwise . Br DB . Br p.p.m. for 1 - H and 5 - H , 0.27 p.p.m. for 3 - H , and 0.25 p.p.m. for 9 - eq - H . m - Chloroperbenzoic acid reacts ...
Furthermore , ( I ) tends to give rise to diaxial products , which may be difficult to obtain otherwise . Br DB . Br p.p.m. for 1 - H and 5 - H , 0.27 p.p.m. for 3 - H , and 0.25 p.p.m. for 9 - eq - H . m - Chloroperbenzoic acid reacts ...
Page 71
The solid bistriphenylphosphine complexes react rapidly with air or oxygen even in the solid state to give pale cream adducts Ir ( C = CR ) ( O2 ) ( CO ) ( PPh3 ) 2 , but the tris - complexes are fairly stable to air .
The solid bistriphenylphosphine complexes react rapidly with air or oxygen even in the solid state to give pale cream adducts Ir ( C = CR ) ( O2 ) ( CO ) ( PPh3 ) 2 , but the tris - complexes are fairly stable to air .
Page 85
1 Similarly , 3,6 - anhydro - 1,2 - O - isopropylidene - 5-0 - mesyl - a - D- glucofuranoses ( 4 ) reacted with ( 1 ) at 20 ° for 24 h to give , after work - up and vacuum sublimation , a 38 % yield of diphenyl- ( 3,6 - anhydro - 1,2 ...
1 Similarly , 3,6 - anhydro - 1,2 - O - isopropylidene - 5-0 - mesyl - a - D- glucofuranoses ( 4 ) reacted with ( 1 ) at 20 ° for 24 h to give , after work - up and vacuum sublimation , a 38 % yield of diphenyl- ( 3,6 - anhydro - 1,2 ...
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Contents
Page | 1 |
Electrochemical Indications of New Oxidation States in Transitionmetal Dicarbollide Complexes | 8 |
Synthesis of a 1026Pyridinophane by U K GEORGI and J RÉTEY | 32 |
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acetate acid addition alcohol Amer analysis appears aromatic assigned atoms band bond calculated carbon carbonyl Chem Chemical Chemistry chloride chromatography co-ordination Comm complexes compounds concentration configuration confirmed consistent constants containing corresponding coupling Crystal Department of Chemistry derivatives determined effect electron ester ether evidence expected experiments Figure followed formation formed gave give hydrogen indicate intermediate involving isolated ligand mass measured mechanism metal method methyl mixture molecular molecule n.m.r. spectrum nitrogen observed obtained occurs oxidation oxygen peak position possible prepared presence protons radical ratio reaction rearrangement Received recently reduction relative reported Research resonance respectively ring Scheme shift shown shows signals similar solution solvent space group spectra spectrum structure studies substituted suggested Summary synthesis Table temperature Tetrahedron Letters thank tion University values X-ray yield