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 ) , 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 ( OOH ) ...
... signal C ( 8 = 5.71 ppm ) ; B ( OH ) ( OOH ) 3 , signal G ( 8 = 7.17 ppm ) ; and B ( OOH ) , 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 ( OOH ) ...
Trang 1745
... signals downfield from -153 ppm ( Figs . 1c - le ) , and emergence of the signal from fluo- ride ions that are not bound to aluminum ( at ca. -117 ppm ) . Most of the fluorine observed in the spectra ( to 50 % ) is an aquated fluoride ...
... signals downfield from -153 ppm ( Figs . 1c - le ) , and emergence of the signal from fluo- ride ions that are not bound to aluminum ( at ca. -117 ppm ) . Most of the fluorine observed in the spectra ( to 50 % ) is an aquated fluoride ...
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 ̄ - H3nta 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 ) ...
... signal broadening ( ca. 2000 Hz ) and a shift of the signal to 28 ppm . The 27 Al NMR spectra of the Al3 + -F ̄ - H3nta 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 ) ...
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Synthesis and Properties of Inorganic Compounds | 1682 |
Germanatoantimonates LnGeSbO6 with the PbSb206type Structure | 1690 |
Synthesis Spectroscopic Characterization and Crystal Structure | 1698 |
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