Electrophilic platinum complexes: Catalytic reductive elimination of ethane from a tetramethylplatinum(IV) complex

Organometallics

Volumn 16, Issue 21, 1997, Pages 4522-4524

  Hill, Geoffrey S ^a   Puddephatt, Richard J ^a  

^a UNIVERSITY OF WESTERN ONTARIO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000596032     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om970741h     Document Type: Article

References (16)

1. Goldberg, K. I.; Yan, J.; Breitung, E. M. J. Am. Chem. Soc. 1995, 117, 6889.
2. Roy, S.; Puddephatt, R. J.; Scott, J. D. J. Chem. Soc., Dalton Trans. 1989, 2121.
3. (a) van der Boom, M. E.; Kraatz, H.-B.; Ben-David, Y.; Milstein, D. J. Chem. Soc., Chem. Commun. 1996, 2167.
4. (b) Crabtree, R. H. Chem. Rev. 1985, 85, 245.
5. (a) Lashanizadehgan, M.; Rashidi, M.; Hux, J. E.; Puddephatt, R. J.; Ling, S. S. M. J. Organomet. Chem. 1984, 269, 317.
6. (b) Hill, G. S.; Vittal, J. J.; Puddephatt, R. J. Organometallics 1997, 16, 1209.
7. 2J(PtH) = 73 Hz, PtBMe trans to N].
8. 2J(PtH) = 74 Hz, PtBMe]. The broadness of the NMR signals is due to fluxionality involving intramolecular methyl group exchange within the fivecoordinate intermediate formed by triflate dissociation (see also ref 11).
9. van Koten, G.; Vrieze, K. Adv. Organomet. Chem. 1982, 21, 151.
10. (a) Kondo, Y.; Ishikawa, M.; Ishihara, K. Inorg. Chim. Acta 1996, 241, 81.
11. (b) Hux, J. E.; Puddephatt, R. J. Inorg. Chim. Acta 1985, 100, 1.
12. 1J(PtP) = 1853 Hz, P trans to Me].
13. - for trifiate occurs, rather than the type of redox exchange observed in related compounds: (a) Canty, A. J.; Jin, H.; Roberts, A. S.; Skelton, B. W.; White, A. H. Organometallics 1996, 15, 5713.
14. (b) Aye, K-T.; Canty, A. J.; Crespo, M.; Puddephatt, R. J.; Scott, J. D.; Watson, A. A. Organometallics 1989, 8, 1518.
15. 11
16. 9c Both methyl exchange and reductive-elimination steps are retarded by free anion.