Výsledky vyhledávání - "Timothy M. Boller"

Quantitative Determination of the Regioselectivity of Nucleophilic Addition to η3-Propargyl Rhenium Complexes and Direct Observation of an Equilibrium between η3-Propargyl Rhenium Complexes and Rhenacyclobutenes

Autor: John R. Reinert-Nash, Charles P. Casey, Joseph S. M. Samec, Timothy M. Boller

Publikováno v: Organometallics. 28:123-131

PMe(3) adds selectively to the central carbon of the η(3)- propargyl complex [C(5)Me(5)(CO)(2)Re(η(3)-CH(2)C≡CCMe(3))][BF(4)] (1-t-Bu) to form the metallacyclobutene [C(5)Me(5)(CO)(2)Re(CH(2)C(PMe(3))=CCMe(3))][BF(4)] (7). The rate of rearrangeme

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d61edb18bc929c509295ad7a6f84063a
https://doi.org/10.1021/om800739j

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Structural Isomers of Aryl-Substituted η3-Propargyl Complexes: η2-1-Metalla(methylene)cyclopropene and η3-Benzyl Complexes

Autor: Ilia A. Guzei, Stefan Kraft, Charles P. Casey, Timothy M. Boller

Publikováno v: Journal of the American Chemical Society. 124:13215-13221

Hydride abstraction from C(5)Me(5)(CO)(2)Re(eta(2)-PhC triple bond CCH(2)Ph) (1) gave a 3:1 mixture of eta(3)-propargyl complex [C(5)Me(5)(CO)(2)Re(eta(3)-PhCH-C triple bond CPh)][BF(4)] (5) and eta(2)-1-metalla(methylene)cyclopropene complex [C(5)Me

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6266f6c26dad74615ffc90518ae47170
https://doi.org/10.1021/ja020439m

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Protonation of Rhenium Alkyne Complexes Produces η3-Allyl Rhenium Complexes via Observable 1-Metallacyclopropene Intermediates

Autor: Timothy M. Boller, Frank Weinhold, John T. Brady, Randy K. Hayashi, Charles P. Casey

Publikováno v: Journal of the American Chemical Society. 120:12500-12511

Protonation of the rhenium η2-alkyne complex C5Me5(CO)2Re(η2-MeC⋮CMe) (4) with HBF4 at room temperature produced the η3-allyl complex C5Me5(CO)2Re(η3-exo,anti-MeHC−CH−CH2)+BF4- (5). The protonation of 4 at −78 °C occurred at rhenium to g

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::03565bcb138b133224c8629a3f4ed7af
https://doi.org/10.1021/ja9815374

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Quantitative Determination of the Regioselectivity of Nucleophilic Addition to η-Propargyl Rhenium Complexes and Direct Observation of an Equilibrium Between η-Propargyl Rhenium Complexes and Rhenacyclobutenes

Autor: Charles P, Casey, Timothy M, Boller, Joseph S M, Samec, John R, Reinert-Nash

Publikováno v: Organometallics. 28(1)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::2a9f987c329e45d96fef9bf41191e0b8
https://pubmed.ncbi.nlm.nih.gov/20046997

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Akademický článek

Autor: Charles P. Casey, Timothy M. Boller, Joseph S. M. Samec, John R. Reinert-Nash

Publikováno v: Organometallics; Jan2009, Vol. 28 Issue 1, p123-131, 9p

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