Polyhedral oligometallasilasesquioxanes as models for silica-supported catalysts: chromium attached to two vicinal siloxy groups
- 1 January 1990
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 22,p. 1614-1616
- https://doi.org/10.1039/c39900001614
Abstract
The reaction of [(cyclo-C6H11)7Si7O9(OSiMe3)(OH)2] with CrO3 leads to the formation of [(cyclo-C6H11)7Si7O11(OSiMe3)CrO2], a new crystallographically characterized silyl-chromate complex that catalyses the polymerization of ethylene in the presence of trialkylaluminium reagents.Keywords
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