Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CRYSTALLINE ANTI-TRICHOPHYTON DRUG AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2016/024602
Kind Code:
A1
Abstract:
Provided is a high-purity crystal form of 2-(3,5-dimethyl-1H-pyrazol-1-yl)-5-methylphenol that is stable during storage, industrial production, and distribution. Also provided is a method for producing the crystal form. Provided are stable, high-purity crystals of 2-(3,5-dimethyl-1H-pyrazol-1-yl)-5-methylphenol and a method for producing the crystals by using a boron compound.

Inventors:
SASAKI TOSHIRO (JP)
IMAI TAKAHIRO (JP)
MORI KENICHIRO (JP)
OHYAMA MAKOTO (JP)
WATANABE TAKASHI (JP)
Application Number:
PCT/JP2015/072817
Publication Date:
February 18, 2016
Filing Date:
August 12, 2015
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MEIJI SEIKA PHARMA CO LTD (JP)
International Classes:
C07D231/12; A61K31/415; A61P31/10; C07F5/02; C07B61/00
Domestic Patent References:
WO2012102404A12012-08-02
Foreign References:
Other References:
BYRN, S. ET AL.: "Pharmaceutical Solids: A Strategic Approach to Regulatory Considerations", PHARMACEUTICAL RESEARCH, vol. 12, no. 7, 1995, pages 945 - 954, XP055399407, DOI: doi:10.1023/A:1016241927429
BAVIN, M.: "Polymorphism in Process Development", CHEMISTRY & INDUSTRY, 1989, pages 527 - 529, XP001180136
YUSAKU SHIOJI, KOKEI SEIZAI NO SEIZO GIJUTSU, 27 January 2003 (2003-01-27), pages 12, XP009500165
SHOZO ASAHARA ET AL., YOZAI HANDBOOK, 1 September 1985 (1985-09-01), pages 47 - 51, XP009500162
See also references of EP 3190105A4
Attorney, Agent or Firm:
TSUKUNI & ASSOCIATES et al. (JP)
Patent business corporation Tsukuni (JP)
Download PDF: