Heterocyclic systems containing antimony (III) -VIII . Hypervalency by intramolecular 1,5-chelation Sb · · · N in rings RSb [ (CH2) 3] 2NR′ (NR′ = NMe, NBz, NBui) and comparison to analogous compounds of AsIII, BiIII, GeIV and SnIV

Polyhedron

Volumn 17, Issue 16, 1998, Pages 2655-2668

  Bräu, Elmar ^a   Zickgraf, Andrea ^a   Dräger, Martin ^a   Mocellin, Enrico ^c   Maeda, Masaki ^b   Takahashi, Masashi ^b   Takeda, Masuo ^b   Mealli, Carlo ^d  

^a JOHANNES GUTENBERG UNIVERSITY   (Germany)

^b TOHO UNIVERSITY   (Japan)

^c Chem Sci   (Australia)

^d NONE

Author keywords

Antimony; Coulometry; Cyclic voltammetry; Frontier orbitals; Hypervalency; M ssbauer spectroscopy; NMR

Indexed keywords

EID: 0040681960     PISSN: 02775387     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0277-5387(98)00024-2     Document Type: Article

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11. 2X.(a) M = Ge : Dr a. Z. Anorg. Allg. Chem. 423:1976;53 ; (b) M = Sn2 : Tzschach, A.
12. - [1.41* (d -d (standard) ) ] 29 . Single bond standard distances d (Sb N\O\ Cl\I\C) = 2.13\2.04\2.40\2.74\2.19 . Sum of radii without correction for electronegativity : O'Keeffe, M. and Brese, N. E., J. Am. Chem. Soc., 1991, 113, 3226.
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18. ii (eV) \exponent : C (2s -21.40\1.625, 2p -11.40\1.625) ; H (1s -13.60\1.300) ; As (4s -16.22\2.23, 4p -12.16\1.89) ; Cl (3s -26.30\2.183, 3p -14.20\1.733) ; Ge (4s -16.00\2.160, 4p -9.00\1.850) ; N (2s -26.00\1.950, 2p -13.40\1.950) ; S (3s -20.0\2.122, 3p -13.3\1.827) ; Sb (5s -18.80\2.323, 5p -11.70\1.999) ; Sn (5s -16.16\2.120, 5p -8.32\1.820) . Compilation by : Alvarez, S., Table of Parameters for Extended Hückel Calculations, Barcelona, 1985.
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