Title:
SYNTHESIS OF 5-AMINO-1-(2,6-DICHLORO-4-TRIFLUOROMETHYL-PHENYL)-4-ETHYLSULFANYL-1H-PYRAZOLE-3-CARBONITRILE AND RELATED COMPOUNDS
Document Type and Number:
WIPO Patent Application WO/2019/097306
Kind Code:
A3
Abstract:
The present disclosure relates to a process for the preparation of 5-amino-1-(2,6-dichloro-4-trifluoromethyl-phenyl)-4-ethylsulfanyl-1H-pyrazole-3-carbonitrile and related compounds.
Inventors:
FOGLER ERAN (IL)
WISEMAN YEHUDAH (IL)
MUSA SANAA (IL)
STRIZHIVER NATALIA (IL)
GRABARNICK MICHAEL (IL)
MOGILNITSKY MICHAEL (IL)
WISEMAN YEHUDAH (IL)
MUSA SANAA (IL)
STRIZHIVER NATALIA (IL)
GRABARNICK MICHAEL (IL)
MOGILNITSKY MICHAEL (IL)
Application Number:
PCT/IB2018/001622
Publication Date:
October 17, 2019
Filing Date:
November 13, 2018
Export Citation:
Assignee:
ADAMA MAKHTESHIM LTD (IL)
International Classes:
C07D231/38; A01N43/56
Domestic Patent References:
| WO1998028278A1 | 1998-07-02 | |||
| WO2013037291A1 | 2013-03-21 |
Foreign References:
| US5232940A | 1993-08-03 | |||
| CH701924B1 | 2011-03-15 |
Other References:
MEI XU ET AL: "Iron-Catalyzed Direct Sulfenylation and Selenylations of Phenylpyrazoles: Synthesis of Fipronil Derivatives with Disulfides Promoted by a Catalytic Amount of Iodine", SYNTHETIC COMMUNICATIONS, vol. 42, no. 23, 1 December 2012 (2012-12-01), PHILADELPHIA, PA; US, pages 3472 - 3481, XP055591510, ISSN: 0039-7911, DOI: 10.1080/00397911.2011.584262
MATHUR: "FORM -2", 11 September 2015 (2015-09-11), XP055591887, Retrieved from the Internet [retrieved on 20190524]
TANG R Y ET AL: "A convenient conversion of pyrazolyl disulfide to sulfides by sodium dithionite and synthesis of sulfoxides", JOURNAL OF FLUORINE CHEMISTRY, ELSEVIER, NL, vol. 127, no. 7, 1 July 2006 (2006-07-01), pages 948 - 953, XP028044214, ISSN: 0022-1139, [retrieved on 20060701], DOI: 10.1016/J.JFLUCHEM.2006.04.002
MATHUR: "FORM -2", 11 September 2015 (2015-09-11), XP055591887, Retrieved from the Internet
TANG R Y ET AL: "A convenient conversion of pyrazolyl disulfide to sulfides by sodium dithionite and synthesis of sulfoxides", JOURNAL OF FLUORINE CHEMISTRY, ELSEVIER, NL, vol. 127, no. 7, 1 July 2006 (2006-07-01), pages 948 - 953, XP028044214, ISSN: 0022-1139, [retrieved on 20060701], DOI: 10.1016/J.JFLUCHEM.2006.04.002
Download PDF: