Synthesis and Structural Characterization of Heteroboroxines with MB2O3 Core (M = Sb, Bi, Sn)

Barbora Mairychova, Tomas Svoboda, Petr Stepnicka, Ales Ruzicka, Remco W. A. Havenith, Mercedes Alonso, Frank De Proft*, Roman Jambor*, Libor Dostal*

*Corresponding author voor dit werk

Onderzoeksoutput: ArticleAcademicpeer review

27 Citaten (Scopus)

Samenvatting

Reaction of organoantimony and organobismuth oxides (LSbO)(2) and (LBiO)(2) (where L is [2,6-bis(dimethylarnino)methyl]phenyl) with four equivalents of the organoboronic acids gave new heteroboroxines LM[(OBR)(2)O] 1a-2c (for M = Sb: R = Ph (1a), 4-CF3C6H4 (1b), ferrocenyl (1c); for M = Bi: R = Ph (2a), 4-CF3C6H4 (2b), and ferrocenyl (2c)). Analogously, reaction between organotin carbonate L(Ph)Sn(CO3) and two equivalents of organoboronic acids yielded compounds L(Ph)Sn[(OBR)(2)O] (where R = Ph (3a), 4-CF3C6H4 (3b), and ferrocenyl (3c)). All compounds were characterized by elemental analysis and NMR spectroscopy. Their structure was described both in solution (NMR studies) and in the solid state (X-ray diffraction analyses 1a, 1c, 2b, 3b, and 3c). All compounds contain a central MB2O3 core (M = Sb, Bi, Sn), and the bonding situation within these rings and their potential aromaticity was investigated by the help of computational methods.

Originele taal-2English
Pagina's (van-tot)1424-1431
Aantal pagina's8
TijdschriftInorganic Chemistry
Volume52
Nummer van het tijdschrift3
DOI's
StatusPublished - 4-feb.-2013

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