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Synlett 2000; 2000(10): 1433-1436
DOI: 10.1055/s-2000-7654
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Asymmetric Aerobic Oxidation Coupling of 2-Naphthol Derivatives Catalyzed by Photo-Activated Chiral (NO)Ru(II)-Salen Complex

Ryo Irie* , Kouta Masutani, Tsutomu Katsuki
  • *Department of Chemistry, Faculty of Science, Graduate School, Kyushu University 33, Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan; Fax + 81-92-2607; E-mail: katsuscc@mbox.nc.kyushu-u.ac.jp
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Publication Date:
31 December 2000 (online)

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Optically active 2,2′-binaphthol (BINOL) derivatives were synthesized with moderate to good enantioselectivity via aerobic oxidative coupling of 2-naphthols using chiral (NO)Ru(II)-salen complex 1 as a catalyst under irradiation of visible light.

(salen)ruthenium complex - asymmetric aerobic oxidation - oxidative coupling - photo-activation - chiral binaphthol