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:
May. 15, 2012
Filed:
Sep. 21, 2007
Hiroyuki Asako, Toyonaka, JP;
Koji Hagiya, Ibaraki, JP;
Hiroyuki Asako, Toyonaka, JP;
Koji Hagiya, Ibaraki, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
There is provided is a process for producing a sulfur-containing α-hydroxycarboxylic acid compound represented by the formula (2): wherein Rrepresents hydrogen, Calkyl, or Caryl, which comprises subjecting a sulfur-containing ketol represented by the formula (1): wherein Ris the same as defined above, to the action of microbial cells of a microorganism belonging to the genusorcapable of converting the ketol into a corresponding α-hydroxycarboxylic acid compound, or a treated material thereof, thereby producing the sulfur-containing α-hydroxycarboxylic acid without using a hydroxynitrile compound as a starting material.