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Volumn 11, Issue 3, 2007, Pages 568-577

Development of practical rhodium phosphine catalysts for the hydrogenation of β-dehydroamino acid derivatives

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EID: 34748816570     PISSN: 10836160     EISSN: None     Source Type: Journal    
DOI: 10.1021/op0602270     Document Type: Article
Times cited : (40)

References (103)
  • 2
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    • (b) Cole, D. C. Tetrahedron 1994, 50, 9517-9582.
    • (1994) Tetrahedron , vol.50 , pp. 9517-9582
    • Cole, D.C.1
  • 6
    • 9244234076 scopus 로고    scopus 로고
    • (f) Ma, J. Angew. Chem. 2003, 115, 4426-4435.
    • (2003) Angew. Chem , vol.115 , pp. 4426-4435
    • Ma, J.1
  • 78
    • 4944250331 scopus 로고    scopus 로고
    • Angew. Chem., Int. Ed. 2004, 43, 5066-5069.
    • (2004) Angew. Chem., Int. Ed , vol.43 , pp. 5066-5069
  • 84
    • 39049122050 scopus 로고    scopus 로고
    • The ligands Ph-BINEPINE (6a) and t-Bu-BINEPINE (6i) are commercially available by Degussa DHC (Degussa Homogeneous Catalysis, Rodenbacher Chaussee 4, building 097, 63457 Haunau (Wolfgang), Germany, (www.creavis.com/site_dhc/de/default.cfm)) with the product names catASium KPh (6a) and catASium KtB (6i).
    • The ligands Ph-BINEPINE (6a) and t-Bu-BINEPINE (6i) are commercially available by Degussa DHC (Degussa Homogeneous Catalysis, Rodenbacher Chaussee 4, building 097, 63457 Haunau (Wolfgang), Germany, (www.creavis.com/site_dhc/de/default.cfm)) with the product names catASium KPh (6a) and catASium KtB (6i).
  • 85
    • 39049158593 scopus 로고    scopus 로고
    • Optically pure 2,2′-binaphthol is available on large scale from RCA (Reuter Chemische Apparatebau KG), Engesserstr. 4, 79108 Freiburg, Germany.
    • Optically pure 2,2′-binaphthol is available on large scale from RCA (Reuter Chemische Apparatebau KG), Engesserstr. 4, 79108 Freiburg, Germany.
  • 86
    • 39049084250 scopus 로고    scopus 로고
    • The synthesis of 2,2′-bistriflate-1,1′-binaphthyl (1.2 mol, 615 g, 92, and 2,2′-dimethyl-1,1′-binaphthyl (0.74 mol, 201 g, 96, was carried out in large scale by the group of Zhang See ref 11b
    • The synthesis of 2,2′-bistriflate-1,1′-binaphthyl (1.2 mol, 615 g, 92%) and 2,2′-dimethyl-1,1′-binaphthyl (0.74 mol, 201 g, 96%) was carried out in large scale by the group of Zhang (See ref 11b).
  • 87
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    • Institute of Automation (IAT), Richard Wagner Str. 31/ H. 8,18119 Rostock-Warnemünde, Germany.
    • Institute of Automation (IAT), Richard Wagner Str. 31/ H. 8,18119 Rostock-Warnemünde, Germany.
  • 88
    • 39049147433 scopus 로고    scopus 로고
    • The hydrogenation performed in ethanol and 2-propanol led exclusively to product 7. No transesterification was observed.
    • The hydrogenation performed in ethanol and 2-propanol led exclusively to product 7. No transesterification was observed.
  • 89
    • 0036495325 scopus 로고    scopus 로고
    • In the case of toluene we assume an inhibition of the catalyst by the solvent, due to the formation of catalytical inactive rhodium-arene complexes. Heller, D, Drexler, H.-J, Spannenberg, A, Heller, B, You, J, Baumann, W. Angew. Chem, Int. Ed. 2002, 41, 777-780
    • In the case of toluene we assume an inhibition of the catalyst by the solvent, due to the formation of catalytical inactive rhodium-arene complexes. Heller, D.; Drexler, H.-J.; Spannenberg, A.; Heller, B.; You, J.; Baumann, W. Angew. Chem., Int. Ed. 2002, 41, 777-780.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.