Title:
CRYSTAL AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2021/125306
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a novel crystal. A crystal of 3-hydroxy-N'-(1, 3-dimethylbutylidene)-2-naphthoic acid hydrazide which has a peak with the maximum intensity at a diffraction angle (2θ) of 6.1 ± 0.2° in the powder X-ray diffraction pattern.
Inventors:
SATO ERIKO (JP)
SHIINA NORIAKI (JP)
UENO MIFUYU (JP)
SHIINA NORIAKI (JP)
UENO MIFUYU (JP)
Application Number:
PCT/JP2020/047326
Publication Date:
June 24, 2021
Filing Date:
December 18, 2020
Export Citation:
Assignee:
OTSUKA CHEMICAL CO LTD (JP)
International Classes:
B60C1/00; C07C243/38; C08K5/25; C08L21/00
Domestic Patent References:
| WO2017104467A1 | 2017-06-22 |
Foreign References:
| JPH10330549A | 1998-12-15 | |||
| JPH09124840A | 1997-05-13 | |||
| JP2003183510A | 2003-07-03 | |||
| JPH11292834A | 1999-10-26 | |||
| JP2000190704A | 2000-07-11 | |||
| JP2019006845A | 2019-01-17 |
Other References:
See also references of EP 4079534A4
Attorney, Agent or Firm:
IWATANI Ryo (JP)
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