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:
Jun. 15, 2010
Filed:
Aug. 08, 2006
Ichiro Kozono, Mobara, JP;
Naoki Fujiwara, Chiba, JP;
Daisuke Hino, Mobara, JP;
Nippoh Chemicals Co., Ltd., Chuo-Ku, Tokyo, JP;
Abstract
A simple and easy-to-use method for producing a 2-hydroxyester compound using a cyanohydrin compound, as a raw material, is provided. A method for producing a 2-hydroxyester compound represented by the general formula (1) (provided that ethyl 2-hydroxy-4-phenylbutyrate is excluded), wherein an acid is introduced into a mixture of a cyanohydrin compound represented by the general formula (2), an alcohol, an organic solvent and water: (Chemical Formula 1)R—CH(OH)—COOR  (1)R—CH(OH)(CN)  (2)wherein, Ris a hydrogen atom, a substituted or unsubstituted aliphatic hydrocarbon group having 1 to 12 carbon atoms, which may contain an oxygen atom, a sulfur atom or a nitrogen atom, a substituted or unsubstituted alicyclic hydrocarbon group having 3 to 12 carbon atoms, which may contain an oxygen atom, a sulfur atom or a nitrogen atom, and a substituted or unsubstituted aryl group or aralkyl group having 3 to 14 carbon atoms, which may contain an oxygen atom, a sulfur atom or a nitrogen atom; and Ris an alkyl group having 1 to 12 carbon atoms, which may contain an oxygen atom, a sulfur atom or a nitrogen atom.