Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Boqiang Ding"'
Publikováno v:
Research on Chemical Intermediates. 43:4959-4966
Chiral organophosphorus compounds possessing a P-stereogenic center have been widely used as agricultural chemicals, pharmaceuticals, organocatalysts, and ligands for transition-metal catalysis. P-Stereogenic intermediates bearing a tert-butyl(methyl
Autor:
Zehua Yang, Delong Liu, Masashi Sugiya, Tsuneo Imamoto, Boqiang Ding, Wanbin Zhang, Yang Xu, Yangang Liu
Publikováno v:
Tetrahedron. 71:6832-6839
An asymmetric Michael addition of diphenylphosphine to β,γ-unsaturated α-keto esters was developed using a P-stereogenic pincer-Pd complex as a catalyst. The corresponding hydrophosphination products were obtained in good yields (up to 94%) and wi
Autor:
Tsuneo Imamoto, Boqiang Ding, Yang Xu, Wanbin Zhang, Zhenfeng Zhang, Masashi Sugiya, Yangang Liu
Publikováno v:
Organic Letters. 15:5476-5479
Novel P-stereogenic PCP pincer-Pd complexes were designed and prepared in short steps from optically pure tert-butylmethylphosphine-borane. These optically active Pd-complexes were successfully applied in asymmetric addition of diarylphosphines to ni
Autor:
Wanbin Zhang, Tsuneo Imamoto, Masashi Sugiya, Yangang Liu, Delong Liu, Boqiang Ding, Yang Xu, Zehua Yang
Publikováno v:
ChemInform. 46
An asymmetric Michael addition of diphenylphosphine to β,γ-unsaturated α-keto esters was developed using a P-stereogenic pincer-Pd complex as a catalyst. The corresponding hydrophosphination products were obtained in good yields (up to 94%) and wi
Autor:
Tsuneo Imamoto, Yang Xu, Boqiang Ding, Masashi Sugiya, Zhenfeng Zhang, Wanbin Zhang, Yangang Liu
Publikováno v:
ChemInform. 45
Novel P-stereogenic PCP pincer–Pd complexes were designed and prepared in short steps from optically pure tert-butylmethylphosphine-borane. These optically active Pd-complexes were successfully applied in asymmetric addition of diarylphosphines to
Publikováno v:
ChemInform. 44
A pincer-Pd complex was utilized in the chemoselective transfer hydrogenation of α,β-unsaturated ketones using n-BuOH as a hydrogen source and solvent. Good to excellent yields were obtained for various substrates even with reducible groups. Based
Publikováno v:
Organic letters. 15(14)
A pincer-Pd complex was utilized in the chemoselective transfer hydrogenation of α,β-unsaturated ketones using n-BuOH as a hydrogen source and solvent. Good to excellent yields were obtained for various substrates even with reducible groups. Based