Russian Journal of Inorganic Chemistry, Tập 41,Trang 1673-2040Chemical Society., 1996 |
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Kết quả 1-3 trong 23
Trang 1707
... signal C ( 8 ) 5.71 ppm ) ; B ( OH ) ( OOH ) 3 , signal G ( 8 = 7.17 ppm ) ; and B ( OOH ) 4 , signal J ( 8 = 8.35 ppm ) . Signal K ( 8 9.26 ppm ) was assigned on the basis of a similar func- tion for the [ B2 ( OO ) 2 ( OH ) 4 – m ...
... signal C ( 8 ) 5.71 ppm ) ; B ( OH ) ( OOH ) 3 , signal G ( 8 = 7.17 ppm ) ; and B ( OOH ) 4 , signal J ( 8 = 8.35 ppm ) . Signal K ( 8 9.26 ppm ) was assigned on the basis of a similar func- tion for the [ B2 ( OO ) 2 ( OH ) 4 – m ...
Trang 1745
... signal assignments and varia- tions in the intensities of the 19F NMR signals , the for- mation of the mixed - ligand fluoro complexes can be presented by the following scheme : A13 ++ 1.1F + 2.5ida pH 7 0.09 [ AlFidaOH ] 2 ̄ ( H ) + ...
... signal assignments and varia- tions in the intensities of the 19F NMR signals , the for- mation of the mixed - ligand fluoro complexes can be presented by the following scheme : A13 ++ 1.1F + 2.5ida pH 7 0.09 [ AlFidaOH ] 2 ̄ ( H ) + ...
Trang 1747
... signal broadening ( ca. 2000 Hz ) and a shift of the signal to 28 ppm . The 27 Al NMR spectra of the Al3 + -F -- H2nta solu- tions ( pH 8 , F : Al ~ 2.9 , nta : Al ~ 2.0 ) show two signals at 14.9 ( 250 Hz ) and 22.2 ppm ( 450 Hz ) with ...
... signal broadening ( ca. 2000 Hz ) and a shift of the signal to 28 ppm . The 27 Al NMR spectra of the Al3 + -F -- H2nta solu- tions ( pH 8 , F : Al ~ 2.9 , nta : Al ~ 2.0 ) show two signals at 14.9 ( 250 Hz ) and 22.2 ppm ( 450 Hz ) with ...
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Synthesis and Properties of Inorganic Compounds | 1682 |
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