Effects of Subjoin Lewis Acid on the Catalytic Asymmetric Allylic Transfer Reactions of Aldehydes Promoted by BINOL-Ti(IV) Complex

Synlett

Volumn 1997, Issue 8, 1997, Pages 889-890

  Yu, Chan Mo ^a   Choi, Ha Soon ^a   Yoon, Sook Kyung ^a   Jung, Won Hyuk ^a  

^a Sungkyunkwan University   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0002283576     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-1997-963     Document Type: Article

References (32)

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8. For detailed discussions on the active species of Ti(IV) complex, see: (a) Gothelf, K. V.; Hazell, R. G.; Jorgensen, K. A. J. Am. Chem. Soc. 1995, 117, 4435. (b) Yamazaki, S.; Tanaka, M.; Yamabe, S. J. Org. Chem. 1996, 61, 4046. (c) Seebach, D.; Marti, R. E.; Hintermann, T. Helv. Chim. Acta 1996, 79, 1710.
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23. (a) For general discussions on the additive effects in catalytic aldol process, see: Mukaiyama, T. Aldrichimica Acta 1996, 29, 59. (b) For efforts to increase catalytic ability of Ti(IV) complex using chiral activators, see: Mikami, K.; Matsukawa, S. Nature 1997, 385, 613; Matsukawa, S.; Mikami, K. Tetrahedron: Asymmetry 1997, 8, 815.
24. (a) For general discussions on the additive effects in catalytic aldol process, see: Mukaiyama, T. Aldrichimica Acta 1996, 29, 59. (b) For efforts to increase catalytic ability of Ti(IV) complex using chiral activators, see: Mikami, K.; Matsukawa, S. Nature 1997, 385, 613; Matsukawa, S.; Mikami, K. Tetrahedron: Asymmetry 1997, 8, 815.
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28. The role of molecular sieves for the Ti(IV) promoted reaction was reported, see: Terada, M.; Matsumoto, Y.; Nakamura, Y.; Mikami, K. Chem. Commun. 1997, 281.
29. 3 was dried over Na metal and then distilled prior to use.
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