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Synthesis of rhenacyclopentadienes and η2:η2-diyne complexes from a labile dirhenium carbonyl and π-conjugated 1,7-octadiynes: Structural and photophysical characterization

Autor: Alejandro J. Arce, Gabriela Farías, Deisy Peña, Axel Mendoza, Yomaira Otero, Franmerly Fuentes, Claudia Cardozo, André Luiz Barboza Formiga

Publikováno v: Journal of Organometallic Chemistry. 881:34-44

A series of dirhenium carbonyl compounds containing π-conjugated diyne ligands and symmetrical 2,5-bis(aryl)rhenacyclopentadienes has been synthesized by reaction of [Re2(CO)8(CH3CN)2] and 1,8-bis(aryl)-1,7-octadiyne derivatives [aryl = 2-thienyl (a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3b45da477223131483628884b018ca4f
https://doi.org/10.1016/j.jorganchem.2018.12.003

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Reaction of carbonyl trinuclear clusters with 2,5-bis(2-thienyl)-1-phenyl-phosphole as a ligand: a new pathway to ruthenacyclopentadiene and cyclopentadienone ruthenium complexes

Autor: Régis Réau, Deisy Peña, Muriel Hissler, Rubén Machado, Edward E. Ávila, Christophe Lescop, Alejandro J. Arce, Yomaira Otero

Publikováno v: New Journal of Chemistry
New Journal of Chemistry, 2018, 42 (14), pp.12234-12242. ⟨10.1039/C8NJ01442F⟩
New Journal of Chemistry, Royal Society of Chemistry, 2018, 42 (14), pp.12234-12242. ⟨10.1039/C8NJ01442F⟩

[Ru3(CO)12] reacts with 2,5-bis(2-thienyl)-1-phenyl-phosphole (btpp) in refluxing CH2Cl2 to afford mono-, di- and trisubstituted derivatives: [Ru3(CO)11(btpp)] (1), [Ru3(CO)10(btpp)2] (2) and [Ru3(CO)9(btpp)3] (3), as well as the unique ruthenacyclop

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::70619bd212ba728b5bb947a11679e72f
https://doi.org/10.1039/c8nj01442f

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High variety of coordination modes of π-conjugated phospholes in dinuclear rhenium carbonyls. Fluxional behavior of σ,π-complexes

Autor: Régis Réau, Christophe Lescop, Alejandro J. Arce, Muriel Hissler, Yomaira Otero, Deisy Peña

Publikováno v: Inorganica Chimica Acta
Inorganica Chimica Acta, Elsevier, 2019, 491, pp.118-127. ⟨10.1016/j.ica.2019.04.008⟩
Inorganica Chimica Acta, 2019, 491, pp.118-127. ⟨10.1016/j.ica.2019.04.008⟩

International audience; A variety of dirhenium carbonyl complexes containing π-conjugated phosphole derivatives were obtained from reaction of [Re2(CO)8(CH3CN)2] with each of the following phospholes: 2,5-bis(2-thienyl)-1-phenylphosphole (btpp), 2,5

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f0f9faf3956540c64fb54c249114e2e8
https://hal.archives-ouvertes.fr/hal-02094926/document

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Synthesis, characterization and reactivity of dinuclear rhenium complexes containing hemilabile phosphines as ligands: X-ray structures of diax-[Re2(CO)8{κ1(P)-Ph2P(CH2)2CN}2], [Re2(CO)8{μ:κ3(P,C,C)-iPr2NP(CH2CHCH2)2}] and diax-[Re2(CO)8(PPh3){κ1(P)-p-MeOC6H4P(CH2CHCH2)2}]

Autor: Alejandro J. Arce, David Santiago Coll, Teresa González, Edgar Ocando-Mavarez, Juan M. García, Yomaira Otero, Rubén Machado, Deisy Peña

Publikováno v: Inorganica Chimica Acta. 439:178-185

The reaction of [Re2(CO)8(MeCN)2] with cyanoethylphosphines affords mono- and disubstituted compounds where the phosphine ligand is κ1(P)-coordinated. When diallylphosphines are used as ligands, the μ:κ3(P,C,C)-coordination through the phosphorus

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::657568a57ac5fcc3e05218a840d7a80f
https://doi.org/10.1016/j.ica.2015.10.013

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Synthesis, Crystal Structures and Properties of 1,8-Di(Quinol-2-yl)Octa-1,7-Diyne and 1,8-di(Phenantren-9-yl)Octa-1,7-Diyne

Autor: Alejandro J. Arce, Teresa González, Ysaura De Sanctis, William J. Vera, Claudia Cardozo, Yokoy León, Yomaira Otero, Deisy Peña

Publikováno v: Journal of Chemical Research. 39:48-52

1,8-Di(quinol-2-yl)octa-1,7-diyne and 1,8-di(phenanthren-9-yl)octa-1,7-diyne were synthesised by conventional and microwave-assisted methods in good yields. Microwave irradiation enhances the rate of these reactions. Photophysical properties of these

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2b81de490469ee71b8259e1a41ebcc09
https://doi.org/10.3184/174751915x14198590417182

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Synthesis and characterization of trinuclear osmium clusters containing diallylphosphines as hemilabile ligands: Experimental and theoretical studies of their reactivity with nucleophilic molecules

Autor: Juan M. García, Deisy Peña, Edgar Ocando Mavarez, Alejandro J. Arce, Ysaura De Sanctis, Rubén Machado, Teresa González, Yomaira Otero, Lenin Díaz

Publikováno v: Journal of Organometallic Chemistry. :7-17

A series of [Os3(CO)12] phosphine substituted derivatives containing alkenylphosphine ligands has been synthesized starting from the cluster [Os3(CO)10(MeCN)2] and RP(CH2CH CH2)2 where R = iPr2N, o‒MeOC6H4 or p−MeOC6H4. It was shown that the term

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7f3db9eba3ea058e73fa9c691fcb0605
https://doi.org/10.1016/j.jorganchem.2014.08.023

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Reactivity of dirhenium and triruthenium carbonyls toward a biphosphole ligand: M–M, P–P and C–H bonds cleavage

Autor: Edward E. Ávila, Régis Réau, Alejandro J. Arce, Teresa González, Franmerly Fuentes, Yomaira Otero, Deisy Peña, David Santiago Coll, Rubén Machado, Muriel Hissler

Publikováno v: Journal of Organometallic Chemistry
Journal of Organometallic Chemistry, 2017, 834, pp.40-46. ⟨10.1016/j.jorganchem.2017.02.012⟩
Journal of Organometallic Chemistry, Elsevier, 2017, 834, pp.40-46. ⟨10.1016/j.jorganchem.2017.02.012⟩

International audience; The reaction of [Re2(CO)8(CH3CN)2] with bis(2-thienyl)biphosphole in refluxing n-octane affords the complex [Re(CO)3(η5-PC16H14S2)] (1) where cleavage of the Re–Re and P–P bonds occurs; its molecular structure confirms th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::51b3719f5bb110ef40bc161b70ad34c3
https://univ-rennes.hal.science/hal-01468025

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Reactivity of triosmium clusters with 3,4-dimethyl-1-phenylphosphole and cyanoethyldi-tert-butylphosphine ligands: X-ray crystal structures of [Os3(CO)9(μ-OH)(μ-H)(η1-PhPC4H2Me2)] and [Os3(CO)11(η1- t Bu2PC2H4CN)]

Autor: Edgar Ocando-Mavarez, Rubén Machado, Alejandro J. Arce, Deisy Peña, Ysaura De Sanctis, Teresa González, Yomaira Otero

Publikováno v: Transition Metal Chemistry. 39:239-246

Reaction of [Os3(μ-H)2(CO)10] with 3,4-dimethyl-1-phenylphosphole in refluxing cyclohexane affords two substituted triosmium clusters: [Os3(CO)9(μ-H)(μ3:η1:η1:η2-PhPC4H3Me2)] (1) and [Os3(CO)9(H)(μ2-η1:η2-PhPC4H4Me2)] (2), of which cluster 2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::82fad832db58cf2c30c2a113adf8711a
https://doi.org/10.1007/s11243-013-9796-3

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Fluxional Behaviour of Phosphole and Phosphine Ligands on Triosmium Clusters

Autor: Alejandro J. Arce, Régis Réau, Teresa González, Edgar Ocando-Mavarez, Rubén Machado, Muriel Hissler, Ysaura De Sanctis, Deisy Peña, Yomaira Otero

Publikováno v: Journal of Organometallic Chemistry
Journal of Organometallic Chemistry, Elsevier, 2015, 799–800, pp.45-53. ⟨10.1016/j.jorganchem.2015.08.026⟩
Journal of Organometallic Chemistry, 2015, 799–800, pp.45-53. ⟨10.1016/j.jorganchem.2015.08.026⟩

International audience; The unsaturated cluster [Os3(μ-H)2(CO)10] reacts with a variety of π-conjugated phosphole ligands: 2,5-bis(2-thienyl)-1-phenylphosphole, 2,5-bis(2-pyridyl)-1-phenylphosphole, and 1,2,5-triphenylphosphole, to give the monosub

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e91365ce1792a75924faf6982fa2f1ad
https://hal-univ-rennes1.archives-ouvertes.fr/hal-01200616

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