New heteroorganic betaines containing the (+)E15—C—E14—X(–) and (+)E15—C—E14(–) structural fragments (E15 = P, As; E14 = Si, Ge, Sn; X = C, S, O, NR)
✍ Scribed by I.V. Borisova; M.S. Nechaev; V.N. Khrustalev; N.N. Zemlyanskii; Yu.A. Ustynyuk
- Book ID
- 110344843
- Publisher
- Springer
- Year
- 2002
- Tongue
- English
- Weight
- 757 KB
- Volume
- 51
- Category
- Article
- ISSN
- 1573-9171
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The nickel complex 2 Ni shows reactivity about 10 3 times greater than that of the cobalt analogue 2 Co . The oxidation ability of the M III (m-O) 2 M III core should be affected by the hindered Tp R ligand system, which can stabilize the 2 oxidation state of the metal centers.
The blue mixed-crystal title compound Na 15 [Mo VI 126 Mo V 28 O 462 H 14 (H 2 O) 70 ] 0.5 [Mo VI 124 Mo V 28 O 457 H 14 (H 2 O) 68 ] 0.5 ´ca. 400 H 2 O º Na 15 [1 a] 0.5 [1 b] 0.5 ´ca. 400 H 2 O 1, which crystallizes in the triclinic space group P 1 (a = 30.785(2), b = 32.958(2), c = 47.318(3) A Ê