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Title: Synthesis and reactivity of ruthenium hydride complexes containing chelating triphosphines. 4. Reactions of ruthenium hydride complexes containing triphosphines with olefins

Journal Article · · Organometallics; (United States)
OSTI ID:6110036
; ;  [1]
  1. Ohio State Univ., Columbus (United States)

Methyl vinyl ketone reacts with RuH(BH{sub 4})(triphos) (triphos = ttp, Cyttp) to give Ru({eta}{sup 4}-CH{sub 2}{double bond}CHCOMe)(triphos). The compound Ru({eta}{sup 4}-CH{sub 2}{double bond}CHCOMe)(Cyttp) is also formed from the reaction of RuH{sub 4}(Cyttp) with methyl vinyl ketone. RuH{sub 4}(Cyttp) reacts with 2-vinylpyridine to produce two isomers of RuH(CH{double bond}CHC{sub 5}H{sub 4}N)(Cyttp), with vinyl acetate to give RuH(O{sub 2}CMe)(Cyttp), and with methyl acrylate to yield RuH{sub 2}(CO)(Cyttp). The reaction products were characterized by multinuclear NMR and IR spectroscopy. The structure of Ru({eta}{sup 4}-CH{sub 2}{double bond}CHCOMe)(ttp) has been confirmed by single-crystal X-ray diffraction. Ru({eta}{sup 4}-CH{sub 2}{double bond}CHCOMe)(ttp) crystallizes in the space group P2{sub 1}/c with cell parameters a = 10.236 (1) {angstrom}, b = 20.845 (3) {angstrom}, c = 16.922 (2) {angstrom}, {beta} = 106.58 (1){degree}, Z = 4, V = 3,460 {angstrom}{sup 3}, R = 0.031, and R{sub w} = 0.038 for the 5,829 intensities with F{sub o}{sup 2} > 3{sigma}(F{sub o}{sup 2}) and the 418 variables.

OSTI ID:
6110036
Journal Information:
Organometallics; (United States), Vol. 9:9; ISSN 0276-7333
Country of Publication:
United States
Language:
English