The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2013
Filed:
Sep. 17, 2008
Applicants:
Takashi Ooi, Nagoya, JP;
Daisuke Uraguchi, Nagoya, JP;
Inventors:
Takashi Ooi, Nagoya, JP;
Daisuke Uraguchi, Nagoya, JP;
Assignees:
Mitsui Chemicals, Inc., Tokyo, JP;
National University Corporation Nagoya University, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/547 (2006.01); C07C 27/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A chiral tetraaminophosphonium salt represented by formula (1) and a method for producing chiral β-nitroalcohol comprising reacting an aldehyde or a ketone and a nitroalkane in the presence of the chiral tetraaminophosphonium salt represented by formula (1) and a base, or in the presence of a conjugated base of the chiral tetraaminophosphonium salt represented by formula (1): wherein Rto Rare independently a hydrogen atom or a monovalent hydrocarbon group; and, Rand Rare different groups or Rand Rare different groups.