Synthesis and characterization of trimetallic ruthenium and bimetallic osmium complexes with metal-vinyl linkages

Haiping Xia, Ting Bin Wen, Quan Yuan Hu, Xin Wang, Xingguo Chen, Lai Yung Shek, Ian D. Williams, Kam Sing Wong*, George K.L. Wong, Guochen Jia

*Corresponding author for this work

Research output: Contribution to journalJournal Articlepeer-review

57 Citations (Scopus)

Abstract

Treatment of RuHCl(CO)(PPh3)3 with 1,3,5-triethynylbenzene produces the trimetallic complex 1,3,5-[Cl(CO)(PPh 3)2RuCH=CH]3C6H3, which reacts with PMe3 to give 1,3,5-[Cl-(CO)(PMe3) 3RuCH=CH]3C6H3. 1,3,5-[Cl(CO) (PPh3)2RuCH=CH]3C6H3 also reacts with pyridine (Py) and 4-phenylpyridine (PhPy) to give 1,3,5-[Cl(CO)(L)(PPh3)2RuCH=CH]3C 6H3 (L = Py, PhPy). Reactions of OsHCl(CO)(PPh 3)3 with ArC≡CH (Ar = Ph, p-tolyl) produce the six-coordinated insertion products OsCl(CH=CHAr)(CO)(PPh3) 3. Reaction of OsHCl(CO)-(PPh3)3 with 1,3,5-triethynylbenzene produces the bimetallic complex 1-HC≡C-3,5-[Cl(CO) -(PPh3)3OsCH=CH]2C6H3, which reacts with PMe3 to give 1-HC≡C-3,5-[OsCl(CO)(PPh 3)2-(PMe3)OsCH=CH]2C 6H3. The electrochemical and second-order NLO properties of some of the new complexes have been investigated.

Original languageEnglish
Pages (from-to)562-569
Number of pages8
JournalOrganometallics
Volume24
Issue number4
DOIs
Publication statusPublished - 14 Feb 2005

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