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:
Apr. 17, 2007
Filed:
Jan. 28, 2005
Masakatsu Shibasaki, Tokyo, JP;
Hiroaki Sasai, Chiba, JP;
Yasuo Urata, Kanagawa, JP;
Mamoru Fujita, Kanagawa, JP;
Masakatsu Shibasaki, Tokyo, JP;
Hiroaki Sasai, Chiba, JP;
Yasuo Urata, Kanagawa, JP;
Mamoru Fujita, Kanagawa, JP;
Chisso Corporation, Osaka, JP;
Abstract
Optically active 1-substituted phenyl-2-nitro alcohol derivatives having the formula (1) and the process for producing thereof, and 1-substituted phenyl-2-amino alcohol derivatives having the formula (2) and the process for producing thereof from the optically active 1-substituted phenyl-2-nitro alcohol derivatives. From these nitro alcohols, pharmaceuticals such as (R)-albutamin and (R)-sarmeterol useful as a bronchodilator is obtained via optically active amino alcohols which are useful pharmaceutical intermediates.