Title:
METHOD FOR PRODUCING CRYSTAL OF URACIL COMPOUND
Document Type and Number:
WIPO Patent Application WO/2018/012573
Kind Code:
A1
Abstract:
The present invention provides a method for producing a high-purity crystal of a uracil compound by employing an operation that can be carried out on an industrial scale. More specifically, the present invention provides a method for producing a crystal of a uracil compound, said method being characterized by comprising dissolving a composition containing a uracil compound represented by formula (1) in an organic solvent comprising a C3-C6 alcohol solvent and an aromatic solvent to cause the crystallization of a crystal of the uracil compound from the solution.
Inventors:
SATO YUKI (JP)
Application Number:
PCT/JP2017/025498
Publication Date:
January 18, 2018
Filing Date:
July 13, 2017
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
C07D401/12; A01N43/54; A01P13/00
Domestic Patent References:
| WO2014060640A1 | 2014-04-24 | |||
| WO1994012509A1 | 1994-06-09 | |||
| WO2007083090A2 | 2007-07-26 |
Foreign References:
| JP2002155061A | 2002-05-28 | |||
| EP1486554A1 | 2004-12-15 | |||
| JP2016140053A | 2016-08-04 | |||
| JP2016248827A | 2016-12-22 | |||
| JP2017055556A | 2017-03-16 | |||
| JP2002155061A | 2002-05-28 | |||
| JP2003048885A | 2003-02-21 | |||
| JP2003286284A | 2003-10-10 | |||
| JP2003286285A | 2003-10-10 | |||
| JP2003321468A | 2003-11-11 | |||
| JP2002363170A | 2002-12-18 |
Other References:
TERUZO ASAHARA, YOZAI HANDBOOK- 3.2. SAI KESSHÅ, 1 January 1976 (1976-01-01) - 1985, pages 47 - 51, XP009500162
See also references of EP 3486241A4
See also references of EP 3486241A4
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
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