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Title:
METHOD FOR PRODUCING OPTICALLY ACTIVE OXINDOLE COMPOUND AND TRIAZOLIUM SALT USED THEREIN AS CATALYST
Document Type and Number:
WIPO Patent Application WO/2016/133217
Kind Code:
A1
Abstract:
The present invention is able to provide a method for stereoselectively introducing an amino group having various substituents into the α-position of an oxindole compound by a single step by having a specific compound (a carbonyl compound such as an oxindole compound) and a specific hydroxyl amine compound or hydrogen peroxide react with each other in the presence of a specific triazolium salt and a specific trihalogenated acetonitrile compound without undergoing a reaction for reductively breaking a nitrogen-nitrogen bond, a nitrogen-oxygen bond or the like of the product. In addition, an amino group having various substituents is able to be stereoselectively introduced into the α-position of another substrate by a single step by means of a similar reaction mechanism. It is preferable that this reaction is carried out in the presence of a base.

Inventors:
OOI TAKASHI (JP)
OHMATSU KOHSUKE (JP)
Application Number:
PCT/JP2016/054960
Publication Date:
August 25, 2016
Filing Date:
February 19, 2016
Export Citation:
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Assignee:
NAT UNIV CORP NAGOYA UNIV (JP)
International Classes:
C07D209/34; B01J31/02; C07C227/06; C07C229/50; C07D209/36; C07D249/06; C07D487/10; C07B53/00; C07B61/00
Foreign References:
JP2012082155A2012-04-26
Other References:
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Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
Patent business corporation 3 Edakuni [Hajime] patent firm (JP)
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