Russian Journal of Inorganic Chemistry, Tập 41,Trang 341-681Chemical Society., 1996 |
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Trang 379
... spectrum , whereas , in the second case , no changes in the IR spec- trum are observed . The IR spectrum of free bipyridylamine contains a band at 3250 cm- ' . This band can be assigned to the stretching vibrations of the N - H bond ...
... spectrum , whereas , in the second case , no changes in the IR spec- trum are observed . The IR spectrum of free bipyridylamine contains a band at 3250 cm- ' . This band can be assigned to the stretching vibrations of the N - H bond ...
Trang 390
The ' H NMR spectrum of the final product V reveals only a single form ( Table 1 ) . If the ' H NMR spectrum is recorded immediately after introducing En into the ampule containing a solution of I in DMSO - d6 , it reproduces the spectrum ...
The ' H NMR spectrum of the final product V reveals only a single form ( Table 1 ) . If the ' H NMR spectrum is recorded immediately after introducing En into the ampule containing a solution of I in DMSO - d6 , it reproduces the spectrum ...
Trang 407
... spectrum of VTE , whereas the heterocycle vibra- tion band shifts to higher frequencies ( to 1483 cm − 1 ) . In the IR spectrum of compound IV , the v ( C - H ) band retains its position , and the v ( C = C ) band is split into a pair ...
... spectrum of VTE , whereas the heterocycle vibra- tion band shifts to higher frequencies ( to 1483 cm − 1 ) . In the IR spectrum of compound IV , the v ( C - H ) band retains its position , and the v ( C = C ) band is split into a pair ...
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Synthesis and Properties of Inorganic Compounds | 353 |
Conversions of Calcium Phosphates in Water and H3PO4 Solutions | 359 |
Formation of Carbine Intercalation Compounds | 365 |
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absorption according acid analysis angles anions aqueous band bismuth bond bridging calculated carbon cations changes Chem chemical Chemistry chloride clusters cm-¹ complexes composition compounds concentration considered constants containing coordination Copyright corresponding crystal curves cycles decrease dependence determined diffraction distances effect electronic elements energy experimental extraction formation groups H₂O higher hydrazide hydrogen increase indicates Inorganic interaction involved ions Khim lanthanide ligands mechanism melting metal method mixture mol/l molecules molybdenum Moscow Neorg observed obtained occur orbitals organic oxidation oxygen atoms parameters partial peak peritectic phase points position possible potential prepared present properties Publishing range ratio reaction reduction REFERENCES respectively Russian salts samples Sciences similar solid solutions space group spectra spectrum stability structure studied sulfate surface synthesis Table temperature tion Translated values vibrations X-ray yield