Russian Journal of Inorganic Chemistry, Tập 43,Trang 465-970Chemical Society., 1998 |
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Kết quả 1-3 trong 85
Trang 495
... bond ( Scheme 1 , a ) , and the C ( 13 ) = 0 pyrazolone bond is in the s - cis position to the N ( 1 ) -C ( 1 ) bond of the tetrahydroisoquinoline frag- ment . This arrangement of the fragments in L is favor- able to the formation of of ...
... bond ( Scheme 1 , a ) , and the C ( 13 ) = 0 pyrazolone bond is in the s - cis position to the N ( 1 ) -C ( 1 ) bond of the tetrahydroisoquinoline frag- ment . This arrangement of the fragments in L is favor- able to the formation of of ...
Trang 496
... bond with the acetone oxygen atom ( Fig . 2 ) . The participation of the H ( N2 ) atom in the bifurcated hydrogen bond virtually does not distort the planar sp2 configuration of the nitrogen atom ( the sum of the angles subtended at N ...
... bond with the acetone oxygen atom ( Fig . 2 ) . The participation of the H ( N2 ) atom in the bifurcated hydrogen bond virtually does not distort the planar sp2 configuration of the nitrogen atom ( the sum of the angles subtended at N ...
Trang 708
... bond in the coordinated ligand L3 . As in the free ligands , the intramolecular hydrogen bond in I , which draws together fragments A and B , closes a six - membered H - cycle . An increase in the rota- tion angle of the dimedone ...
... bond in the coordinated ligand L3 . As in the free ligands , the intramolecular hydrogen bond in I , which draws together fragments A and B , closes a six - membered H - cycle . An increase in the rota- tion angle of the dimedone ...
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Synthesis and Properties of Inorganic Compounds | 465 |
Titanium Germanate | 472 |
Coordination Compounds | 479 |
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absorption acid addition analysis angle anion aqueous atoms band bond calculated cation changes charge Chem chemical Chemistry cluster cm-¹ complex composition compounds concentration constant containing coordination Copyright corresponding crystal curves decomposition decrease dependence determined distances effect electron energy exchange experimental extraction field formation fragments heating hydride hydrogen increase initial Inorganic intensity interaction ions Journal Khim ligand measured melting metal method mixture mol/l molecules Moscow Neorg Note observed obtained occurs oxidation oxygen parameters patterns peritectic phase plane polyhedra position powder prepared processes properties Publishing range ratio reaction REFERENCES region respectively Russian salts samples Sciences shift showed similar solid solid solutions solubility solution space group spectra spectrum stability structure studied suggested synthesis Table temperature thermal tion Translation unit cell values X-ray diffraction