Practical chiral zirconium catalyst

Details Practical chiral zirconium catalyst Practical chiral zirconium catalyst

2008-09-02

2008-09-02

Davis, Zinna N (Department: 1625)

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Halogen or compound containing same

Reexamination Certificate

active

10507307

ABSTRACT:
A practical chiral zirconium catalyst that can maintain its high catalytic activity even after long-term storage, which is stable in air and storable for a long period of time, and recoverable and reusable after reaction, is provided.

REFERENCES:
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patent: WO 01/57190 (2001-08-01), None
Suzuki et al., N., Shokubai, vol. 41, No. 6, pp. 392-394 (1999).
Ueno et al., M., CSJ: The Chemical Society of Japan Koen Yokoshu, vol. 81, No. 2, p. 1244 (2002).
Ueno et al., M., Org. Lett., vol. 4, No. 20, pp. 3395-3397 (2002).
Kobayashi et al, Journal of the American Chemical Society, 1998, vol. 120, No. 2, pp. 431-432.

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