Abstract
Title full: Synthesis and characterisation of the benzene butterfly cluster [(η6-C6H6)Ru(R1C 2R2)Os3(CO)9] (R1 = R2 = Me, et or Ph; R1 = Me, R2 = H, Et or Ph); X-ray crystal structure of [(η6-C6H 6)Ru(MeC2Me)Os3(CO)9]. Reduction of the triosmium cluster [Os3(CO)10(R 1C2R2)] (R1 = R2 = Me 1a, Et 1b or Ph 1c; R1 = Me, R2 = H 1d, Et 1e or Ph 1f) with K-Ph2CO has yielded the dianionic cluster [Os3(CO) 9(R1C2R2)]2- 2a-2f. When this dianion is treated with HBF4·Et2O or [Au(PPh3)Cl] the compounds [Os3(CO)9-(R 1C2R2)X(Y)] (X = Y = H 3a-3f; X = Y = AuPPh3 4a-4f; X = H, Y = AuPPh3 5a-5f) are formed. The dianion 2 also reacts with the dication [Ru(C6H6)(MeCN) 3]2+ to give the mixed-metal cluster [(η6- C6H6)Ru(R1C2R2)Os 3(CO)9] 6a-6f. Compound 6a (R1 = R2 = Me) has been characterised by single-crystal X-ray diffraction analysis and shown to contain a butterfly metal geometry spanned by the Me2C 2 grouping with a η6-C6H6 bonded to the 'wingtip' ruthenium atom.
| Original language | English |
|---|---|
| Pages (from-to) | 707-711 |
| Number of pages | 5 |
| Journal | Journal of the Chemical Society, Dalton Transactions |
| Issue number | S |
| DOIs | |
| Publication status | Published - 31 Dec 1991 |
ASJC Scopus subject areas
- General Chemistry
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