An Al4(OH)4 Eight-Membered Ring in a Molecular Aluminopolysiloxane and Its Behavior with Bases

Angewandte Chemie (International Edition in English)

Volumn 36, Issue 1-2, 1997, Pages 117-119

  Veith, Michael ^a   Jarczyk, Maria ^a   Huch, Volker ^a  

^a SAARLAND UNIVERSITY   (Germany)

Author keywords

Aluminosilicates; Aluminum; Polycycles; Silicon

Indexed keywords

EID: 0030802161     PISSN: 05700833     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.199701171     Document Type: Article

References (11)

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6. 2).
7. 2 = 0.208. One disordered toluene molecule per formula unit is present in a larger cavitiy of the lattice. This means that, to a certain extent, higher temperature factors are determined, in particular for the periphery carbon atoms in the cavity. Further details of the crystal structure investigation can be obtained from the Fachinformationszentrum Karlsruhe, D-76344 Eggenstein-Leopoldshafen upon quoting the following numbers: CSD-405887. CSD-405888, and CSD-405889.
8. A. R. Barron, K. D. Dobbs, M. F. Francl, J. Am. Chem. Soc. 1991, 113, 39.
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11. 29Si CP/MAS NMR (39.7 MHz, TMS): δ = -47 (three of four overlapping signals).