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Volumn 325, Issue 1-2, 2010, Pages 65-72

Evaluation of calix[4]arene-based chiral diphosphite ligands in Rh-catalyzed asymmetric hydrogenation of simple dehydroamino acid derivatives

Author keywords

Asymmetric catalysis; Calixarene; Homogeneous catalysis; Hydrogenation; Phosphite ligand; Rhodium

Indexed keywords

ASYMMETRIC CATALYSIS; CALIXARENES; HOMOGENEOUS CATALYSIS; PHOSPHITE LIGAND; PHOSPHITE LIGANDS;

EID: 77954177636     PISSN: 13811169     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.molcata.2010.03.034     Document Type: Article
Times cited : (18)

References (81)
  • 62
    • 77954177217 scopus 로고    scopus 로고
    • note
    • -1, Flack parameter =-0.250.
  • 63
    • 77954176899 scopus 로고    scopus 로고
    • 6 in the solid state is proposed [9i]
    • 6 in the solid state is proposed [9i].
  • 71
    • 77954174448 scopus 로고    scopus 로고
    • note
    • Hydrogenation of dimethyl itaconate (4) under analogous conditions ([4] = 1.0 M, S/C = 1000; t = 20 h) was efficient but poorly selective: (S,S)-3a, 100 conv. (53% ee); (S,S)-3b, 100 (17); (S,S)-3c, 30 (45); (S,S)-3d, 100 (39); (S,S)-3f, 100 (27). The (R)-configured product was obtained.
  • 74
    • 77954175298 scopus 로고    scopus 로고
    • Importantly, hydrogenations with the corresponding isolated complexes yielded 2b with the same ee
    • Importantly, hydrogenations with the corresponding isolated complexes yielded 2b with the same ee.
  • 75
    • 77954177215 scopus 로고    scopus 로고
    • Turn-over-frequency (TOF) is defined as mols of product per mols of catalyst per unit time (h)
    • Turn-over-frequency (TOF) is defined as mols of product per mols of catalyst per unit time (h).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.