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Ether and ester derivatives of the perborate icosahedron

United States Patent

December 16, 2003
View the Complete Patent at the US Patent & Trademark Office
New boron icosahedral ethers and esters formed from Cs.sub.2 [closo-B.sub.12 (OH).sub.12 ],; Cs[closo-1-H-1-CB.sub.11 (OH).sub.11 ]; and closo-1,12-H.sub.2 -1,12-C.sub.2 B.sub.10 (OH).sub.10 are disclosed. Also set forth are their preparation by reacting the icosahedral boranes [closo-B.sub.12 H.sub.12 ].sup.2-, [closo-1-CB.sub.11 H.sub.12 ].sup.- and closo-1,12-(CH.sub.2 OH).sub.2 -1,12-C.sub.2 B.sub.10 H.sub.10 with an acid anhdride or acid chloride to form the ester or an alkylating agent to form the ether.
Hawthorne; M. Frederick (Encino, CA), Peymann; Toralf (Munich, DE), Maderna; Andreas (Los Angeles, CA)
The Regents of the University of California (Oakland, CA)
09/ 592,214
June 12, 2000
The present invention relates to unique three-dimensional ester and ether icosahedral boron cage compounds. This invention was made with Government support under Contract No. DF-FG03-95ERG1975 awarded by the Department of Energy. The Government has certain rights in this invention.