Preparation of Mixed Bis-N-Heterocyclic Carbene Rhodium(I) Complexes

Autor: Ramón Azpíroz, Mert Olgun Karataş, Vincenzo Passarelli, Ismail Özdemir, Jesús J. Pérez-Torrente, Ricardo Castarlenas

Publikováno v: Molecules, Vol 27, Iss 20, p 7002 (2022)

A series of mixed bis-NHC rhodium(I) complexes of type RhCl(η2-olefin)(NHC)(NHC’) have been synthesized by a stepwise reaction of [Rh(μ-Cl)(η2-olefin)2]2 with two different NHCs (NHC = N-heterocyclic carbene), in which the steric hindrance of bo

Externí odkaz: https://doaj.org/article/bef86c2378404080886b5db34c46fc06

Preparation of Butadienylpyridines by Iridium-NHC-Catalyzed Alkyne Hydroalkenylation and Quinolizine Rearrangement

Autor: Jesús J. Pérez-Torrente, Vincenzo Passarelli, Luis A. Oro, Ricardo Castarlenas, Ingo Greger, Ramón Azpíroz

Publikováno v: Zaguán. Repositorio Digital de la Universidad de Zaragoza
instname
Digital.CSIC. Repositorio Institucional del CSIC
Chemistry (Weinheim an Der Bergstrasse, Germany)

Iridium(I) N-heterocyclic carbene complexes of formula Ir(κ2O,O’-BHetA)(IPr)(η2-coe) [BHetA=bis-heteroatomic acidato, acetylacetonate or acetate; IPr=1,3-bis(2,6-diisopropylphenyl)imidazolin-2-carbene; coe=cyclooctene] have been prepared by treat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6939369ec406c0145ccfc7e1ddb04417
http://zaguan.unizar.es/record/117352

ChemInform Abstract: gem-Selective Cross-Dimerization and Cross-Trimerization of Alkynes with Silylacetylenes Promoted by a Rhodium-Pyridine-N-Heterocyclic Carbene Catalyst

Autor: Jesús J. Pérez-Torrente, Ricardo Castarlenas, Ramón Azpíroz, Laura Rubio-Pérez, Luis A. Oro

Publikováno v: ChemInform. 46

An efficient protocol for the selective head-to-tail cross-dimerization and -trimerization of silylacetylenes with alkynes promoted by a Rh-N-heterocyclic carbene catalyst is reported.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::05738e39887ef8240cbf96fd7857e65a
https://doi.org/10.1002/chin.201508073

gem-selective cross-dimerization and cross-trimerization of alkynes with silylacetylenes promoted by a Rhodium-Pyridine-N-heterocyclic carbene catalyst

Autor: Laura Rubio-Pérez, Ricardo Castarlenas, Jesús J. Pérez-Torrente, Ramón Azpíroz, Luis A. Oro

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
instname

The gem-selective cross-dimerization and -trimerization of silylacetylenes with alkynes through C[BOND]H activation using a rhodium(I)–pyridine–N-heterocyclic carbene catalyst have been developed. This reaction is applied to various aliphatic or

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::972a2639ae29dca7a6303aea7ebdeab4
http://hdl.handle.net/10261/133758

Divergent reactivity of 2-vinylpyridine and 1-vinylpyrazole in rhodium-phosphine systems: C-H activation and dinuclear chemistry

Autor: Ramón Azpíroz, Ricardo Castarlenas, Jesús J. Pérez-Torrente, Vincenzo Passarelli, Luis A. Oro

Publikováno v: Scopus-Elsevier
Digital.CSIC. Repositorio Institucional del CSIC
instname
Zaguán. Repositorio Digital de la Universidad de Zaragoza

[EN]: The RhI-RhIII mixed valence dinuclear complex Rh2- Cl2(μ-H)(μ-η2,κ2-C,N-NC5H4-2-(Z)CH=CH)(PPhMe2)3 has been prepared by reaction of [Rh(μ-Cl)(η2-coe)2]2 with 2-vinylpyridine in the presence of dimethylphenylphosphine as a result of C-H ac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::315bf8281f60c9584ae37144f64e3705
http://www.scopus.com/inward/record.url?eid=2-s2.0-85026787225&partnerID=MN8TOARS