Title:
テトラヒドロインデノ〔1,2-d〕〔1,3,2〕オキサザボロール及びその鏡像異性体選択性触媒としての使用
Document Type and Number:
Japanese Patent JP3867250
Kind Code:
B2
Abstract:
A method for the enantioselective reduction of prochiral ketones using catalytic amounts of tetrahydroindeno[1,2-d][1,3,2] oxazaboroles of formula II is disclosed. II The oxazaboroles can be generated in situ from the corresponding cis-1-amino-2-indanols or imino indanols (III) III Novel compounds of formulas II and III are also disclosed.
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Inventors:
Gao, Yun
Hong, Yaping
Zepp, Charles, Melvin
Hong, Yaping
Zepp, Charles, Melvin
Application Number:
JP50102996A
Publication Date:
January 10, 2007
Filing Date:
May 24, 1995
Export Citation:
Assignee:
Sepracor, Incorporated
International Classes:
C07C33/30; B01J31/02; C07D333/36; C07B53/00; C07B61/00; C07C29/143; C07C33/20; C07C33/46; C07C211/20; C07D207/325; C07D207/335; C07D213/38; C07D307/52; C07F5/02; C07D207/32
Domestic Patent References:
| JP8506345A |
Foreign References:
| WO1993023408A1 |
Other References:
Tetrahedron, 1991年,47(27), p.4941-4958
Attorney, Agent or Firm:
Tatsuyuki Unuma
Hirotsugu Yoshioka
Hiroki Ishii
Shigeru Kumazawa
Hirotsugu Yoshioka
Hiroki Ishii
Shigeru Kumazawa