Russian Journal of Inorganic Chemistry, Tập 48,Số phát hành 9-12Chemical Society., 2003 |
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Trang 1360
... precipitate was filtered off , washed with water , dried , and chromatographed on alumina ( with CHCl3 as the eluent ) to yield 0.09 g of complex II ( 87 % ) . Rƒ = 0.73 ( CHCl3 : CCl4 = 1 : 1 ) . For C64H40N8Cu anal . calcd . ( % ) : C ...
... precipitate was filtered off , washed with water , dried , and chromatographed on alumina ( with CHCl3 as the eluent ) to yield 0.09 g of complex II ( 87 % ) . Rƒ = 0.73 ( CHCl3 : CCl4 = 1 : 1 ) . For C64H40N8Cu anal . calcd . ( % ) : C ...
Trang 1472
... precipitated . After separation of the precipitate , the solution was concentrated to dryness . The product was purified using two procedures . In one procedure , the filtrate was concentrated to 20 % of its initial volume ( rather than ...
... precipitated . After separation of the precipitate , the solution was concentrated to dryness . The product was purified using two procedures . In one procedure , the filtrate was concentrated to 20 % of its initial volume ( rather than ...
Trang 1877
... precipitate was filtered off , washed with 6 M HCl ( 20 ml ) and hex- ane ( 10 ml ) , and dried to constant weight in a vacuum desiccator over solid KOH . Yield , 40 % . The precipitate was soluble in acetone , dimethylformamide ...
... precipitate was filtered off , washed with 6 M HCl ( 20 ml ) and hex- ane ( 10 ml ) , and dried to constant weight in a vacuum desiccator over solid KOH . Yield , 40 % . The precipitate was soluble in acetone , dimethylformamide ...
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Vol 48 No 9 | 1282 |
Simultaneous English language translation of the journal is available from MAIK NaukaInterperiodica Russia | 1446 |
Vol 48 No 11 2003 | 1615 |
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absorption acid activation analysis angles anion atoms band bond calculated cations Chem chemical Chemistry cm-¹ complexes components composition compounds concentration constant containing coordination Copyright corresponding crystal crystal structure curves decreases determined diagram distances effect electron energy experimental field formation formed function heating hydrogen increases Inorganic intensity interaction ions Journal Khim layer ligand materials measured melting metal method mixture molecules Moscow Neorg Note observed obtained oxidation oxygen parameters phase Physics positions prepared properties range ratio reaction REFERENCES refined reflections region respectively ring Russian salt samples Sciences shifts shown shows signals single sodium solid solid solutions solubility solutions space space group spectra spectrum spinel stability structure studied Synthesis Table temperature thermal tion trans transition Translation values vibrations X-ray diffraction