Title:
ヒドロキシメチルチオ酪酸の分離方法
Document Type and Number:
Japanese Patent JP4458671
Kind Code:
B2
Abstract:
The invention concerns an improved method for separating hydroxymethylthiobutyric acid by neutralising hydroxymethylthiobutyronitrile sulphuric hydrolysate, decanting and treating each phase with an organic solvent.
Inventors:
Kalankotto, Frederik
Galle, Michel
Guro, Giorujiyu
Galle, Michel
Guro, Giorujiyu
Application Number:
JP2000559084A
Publication Date:
April 28, 2010
Filing Date:
July 07, 1999
Export Citation:
Assignee:
Agitso Ireland Limited
International Classes:
C07C319/28; C07C323/52
Domestic Patent References:
| JP60166661A | ||||
| JP60156396A | ||||
| JP10195045A | ||||
| JP10504294A | ||||
| JP10502382A | ||||
| JP10502378A |
Foreign References:
| WO1997023452A1 |
Attorney, Agent or Firm:
Yoshio Kawaguchi
Makoto Ono
Katsuma Osaki
Mitsuaki Tsubokura
Makoto Ono
Katsuma Osaki
Mitsuaki Tsubokura