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Volumn 662, Issue 1-2, 2002, Pages 112-119

Reactivity of ammonium and iminium tetraphenylborates towards Pd(0)-complexes: Selective allyl or proton transfer to Pd(0). Evidence of formation of the species [HPd(dppe)2][BPh4]

Author keywords

Alkylammonium tetraphenylborates; Allyl transfer; Iminium tetraphenylborates; Pd allyl complexes; Pd hydrido complexes; Proton transfer

Indexed keywords

ALLYL COMPOUND; AMMONIUM DERIVATIVE; BIPHENYL DERIVATIVE; CATION; ORGANOMETALLIC COMPOUND; PALLADIUM COMPLEX; TETRAPHENYLBORON;

EID: 0037111618     PISSN: 0022328X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0022-328X(02)01897-1     Document Type: Article
Times cited : (5)

References (65)
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    • Parts of this work were presented at the following international and national Meetings: M. Aresta, G. D'Andola, E. Quaranta, Euro-hydrides 2000, Dijon, France, September 6-9, 2000, Book of Abstracts, p. OC7;
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    • For pioneering papers on this topic, see: G. Paiaro, A. Musco, Tetrahedron Lett. 21 (1965) 1583;
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    • 1H spectrum (53.7 Hz)
    • 1H spectrum (53.7 Hz).
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    • For a recent comprehensive review on Pd-hydrido complexes, see
    • For a recent comprehensive review on Pd-hydrido complexes, see: V.V. Grushin, Chem. Rev. 96 (1996) 2011;
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    • See also (for mononuclear Pd-H complexes)
    • See also (for mononuclear Pd-H complexes): M. Portnoy, D. Milstein, Organometallics 13 (1994) 600;
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    • 2; 293 K), the 5 to 7 molar ratio, determined by NMR after a comparable reaction time (15 min), was equal to 1.90, consistent with a conversion around 66%
    • 2; 293 K), the 5 to 7 molar ratio, determined by NMR after a comparable reaction time (15 min), was equal to 1.90, consistent with a conversion around 66%.
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    • 8, at 293 K, equilibrium (7) lies, by far, at the left, most probably because of the ability of the solvent to stabilize the iminium ion through N-H⋯O hydrogen bonds
    • 8, at 293 K, equilibrium (7) lies, by far, at the left, most probably because of the ability of the solvent to stabilize the iminium ion through N-H⋯O hydrogen bonds.
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    • 2, m.p.: 178 K). Addition of fluorinated solvents, such as CF2Br2 (m.p.: 133 K), caused the formation of a heterogeneous system, that was unsuitable for NMR measurements
    • 2, m.p.: 178 K). Addition of fluorinated solvents, such as CF2Br2 (m.p.: 133 K), caused the formation of a heterogeneous system, that was unsuitable for NMR measurements.
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* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.