Title:
PROCESS FOR PRODUCTION OF SULFUR COMPOUNDS
Document Type and Number:
WIPO Patent Application WO/2001/040175
Kind Code:
A1
Abstract:
A process for producing a sulfur compound bearing at least one thio group in the molecule by reacting a thiol compound with an organic compound bearing at least one functional group capable of reacting with a mercapto group to thereby form a thio group in the presence of a basic compound, characterized by adjusting the number of moles of water contained in the reaction system to at most 7.5 times the product of the number of moles of the reactant thiol compound and the number of mercapto groups existing in one molecule of the thiol compound.
Inventors:
MORI KATSUHIRO (JP)
HARA TADASHI (JP)
MOMODA JUNJI (JP)
HARA TADASHI (JP)
MOMODA JUNJI (JP)
Application Number:
PCT/JP2000/008522
Publication Date:
June 07, 2001
Filing Date:
December 01, 2000
Export Citation:
Assignee:
TOKUYAMA CORP (JP)
MORI KATSUHIRO (JP)
HARA TADASHI (JP)
MOMODA JUNJI (JP)
MORI KATSUHIRO (JP)
HARA TADASHI (JP)
MOMODA JUNJI (JP)
International Classes:
C07C319/14; C07C327/22; C07C329/06; C07C333/04; C07D339/08; C08G75/04; C07C323/12; C07C323/16; C07C323/52; G02B5/23; (IPC1-7): C07C321/12; C07C321/24; C07C319/14; C07C323/10; C07C323/50; C07C327/02; C07D339/08; G02B1/04; G02B5/23; G02C7/10
Domestic Patent References:
| WO1998037114A1 | 1998-08-27 | |||
| WO1997008139A1 | 1997-03-06 |
Foreign References:
| JPH0841049A | 1996-02-13 | |||
| JPH05194486A | 1993-08-03 | |||
| JPH11240864A | 1999-09-07 | |||
| JPH08333322A | 1996-12-17 | |||
| JPH02172966A | 1990-07-04 | |||
| JP2000044531A | 2000-02-15 | |||
| EP0972772A1 | 2000-01-19 |
Other References:
See also references of EP 1149830A4
Attorney, Agent or Firm:
Suzuki, Ikuo (1-chome Minato-ku, Tokyo, JP)
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