Title:
PROCESS FOR PRODUCING CHITIN DERIVATIVE
Document Type and Number:
WIPO Patent Application WO/2000/063255
Kind Code:
A1
Abstract:
A process for producing a chitin derivative having the high ability to asymmetrically identify; and a separatory agent for optical isomers which comprises the chitin derivative as an agent for asymmetric identification. The process for producing a chitin derivative is characterized by converting chitin into a derivative in a mixed solvent comprising lithium chloride and N,N-dimethylacetamide.
Inventors:
OKAMOTO YOSHIO (JP)
Application Number:
PCT/JP2000/002380
Publication Date:
October 26, 2000
Filing Date:
April 12, 2000
Export Citation:
Assignee:
DAICEL CHEM (JP)
OKAMOTO YOSHIO (JP)
OKAMOTO YOSHIO (JP)
International Classes:
B01D15/38; B01J20/24; B01J20/29; B01J20/291; C07B57/00; C08B37/08; C08L5/08; G01N30/88; (IPC1-7): C08B37/08
Foreign References:
| US5202433A | 1993-04-13 | |||
| US4861872A | 1989-08-29 | |||
| JPH02184636A | 1990-07-19 |
Other References:
See also references of EP 1118623A4
Attorney, Agent or Firm:
Furuya, Kaoru (6th Floor 2-17-8 Nihonbashi-Hamacho Chuo-ku, Tokyo, JP)
Download PDF: