Collect. Czech. Chem. Commun. 1999, 64, 747-766

Chemistry of Pentaborane(9). A Review

Herbert Bealla,* and Donald F. Gainesb

a Department of Chemistry and Biochemistry, Worcester Polytechnic Institute, Worcester, MA 01609, U.S.A.
b Department of Chemistry, University of Wisconsin-Madison, 1101 University Avenue, Madison, WI 53706, U.S.A.


The chemistry of pentaborane(9) (B5H9) is reviewed on work reported since 1981. All aspects of its synthesis, reactivity, NMR spectroscopy as well as most its important derivatives including metallaboranes and linked B5 cages are presented and discussed. A review with 60 references.

Keywords: Boranes; Pentaboranes; Metallaboranes; Boron clusters; NMR spectroscopy.