Quarterly Journal of the Chemical Society of London, Issue 1, Pages 1-776 |
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Page 228
... tion of phenylalanine into the mesembrine alkaloids suggests the intermediacy of a bis - spirodienone . PREVIOUS studies from this laboratory have demonstrated that tyrosine and phenylalanine follow separate metabolic pathways in ...
... tion of phenylalanine into the mesembrine alkaloids suggests the intermediacy of a bis - spirodienone . PREVIOUS studies from this laboratory have demonstrated that tyrosine and phenylalanine follow separate metabolic pathways in ...
Page 328
... tion. Summary A palladium ( 11 ) catalysed allylic isomerization which apparently proceeds via a 1,3 - acetoxonium ... tion - deacetoxymetallation mechanism is operative , ex- change should occur when , and only when , there is iso ...
... tion. Summary A palladium ( 11 ) catalysed allylic isomerization which apparently proceeds via a 1,3 - acetoxonium ... tion - deacetoxymetallation mechanism is operative , ex- change should occur when , and only when , there is iso ...
Page 564
... tion measured dilatometrically in м s - 1 and I is the intensity of radiation used . R2 and Ra are the rates at wave - length ( A ) and in the dark respectively . At 600 nm the rate of polymerisation is close to that in the dark ; when ...
... tion measured dilatometrically in м s - 1 and I is the intensity of radiation used . R2 and Ra are the rates at wave - length ( A ) and in the dark respectively . At 600 nm the rate of polymerisation is close to that in the dark ; when ...
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