EP4073050A4 - Novel crystalline forms of flufenacet, methods for their preparation and use of the same - Google Patents
Novel crystalline forms of flufenacet, methods for their preparation and use of the sameInfo
- Publication number
- EP4073050A4 EP4073050A4 EP21731373.3A EP21731373A EP4073050A4 EP 4073050 A4 EP4073050 A4 EP 4073050A4 EP 21731373 A EP21731373 A EP 21731373A EP 4073050 A4 EP4073050 A4 EP 4073050A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- flufenacet
- preparation
- methods
- same
- crystalline forms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000005531 Flufenacet Substances 0.000 title 1
- IANUJLZYFUDJIH-UHFFFAOYSA-N flufenacet Chemical compound C=1C=C(F)C=CC=1N(C(C)C)C(=O)COC1=NN=C(C(F)(F)F)S1 IANUJLZYFUDJIH-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
- C07D285/01—Five-membered rings
- C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
- C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
- C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
- C07D285/125—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
- C07D285/13—Oxygen atoms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1918391.2A GB2589919A (en) | 2019-12-13 | 2019-12-13 | Novel crystalline forms of flufenacet, methods for their preparation and use of the same |
PCT/CN2021/072799 WO2021115493A2 (en) | 2019-12-13 | 2021-01-20 | Novel crystalline forms of flufenacet, methods for their preparation and use of the same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4073050A2 EP4073050A2 (en) | 2022-10-19 |
EP4073050A4 true EP4073050A4 (en) | 2024-01-03 |
Family
ID=69186883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21731373.3A Pending EP4073050A4 (en) | 2019-12-13 | 2021-01-20 | Novel crystalline forms of flufenacet, methods for their preparation and use of the same |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4073050A4 (en) |
GB (1) | GB2589919A (en) |
WO (1) | WO2021115493A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2592888A (en) * | 2019-12-13 | 2021-09-15 | Rotam Agrochem Int Co Ltd | Novel crystalline forms of Flufenacet, methods for their preparation and use of the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4968342A (en) * | 1988-06-27 | 1990-11-06 | Bayer Aktiengesellschaft | Herbicidal N-isopropylheteroaryloxyacetanilides |
EP0922701A1 (en) * | 1997-12-12 | 1999-06-16 | Bayer Corporation | A process for producing N-(4-fluorophenyl)-N-(1-methylethyl)-2-[(5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl)-oxy]-acetamide |
WO2021115494A1 (en) * | 2019-12-13 | 2021-06-17 | Jiangsu Rotam Chemistry Co., Ltd | Novel crystalline forms of flufenacet, methods for their preparation and use of the same |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5852202A (en) * | 1997-12-12 | 1998-12-22 | Bayer Corporation | Process for isolating N-(4-fluorophenyl)-N-(1-methylethyl)-2- (5-trifluoromethyl)-1,3,4-thiadiazol-2-yl)oxy!acetamide |
US5895818A (en) * | 1997-12-12 | 1999-04-20 | Bayer Corporation | Process for making N-(4-fluorophenyl)-N-(1-methylethyl)-2- (5-trifuloromethyl)-1,3,4-thiadiazol-2-yl)oxy!acetamide using an aprotic, aromatic solvent |
DK201300088U1 (en) * | 2013-05-31 | 2013-07-12 | Andersen Tine | A product with useful properties |
CN103664824A (en) * | 2013-11-19 | 2014-03-26 | 泸州东方农化有限公司 | Preparation method of thiadiazole carboxamide compounds |
DK201300188U1 (en) * | 2013-12-03 | 2013-12-13 | Refsgaard Anne Marie Viktoria | Chemical compound with useful properties |
CN105646397A (en) * | 2014-11-27 | 2016-06-08 | 孙智华 | Preparation method of flufenacet |
EP3415506A1 (en) * | 2017-06-13 | 2018-12-19 | Solvay Sa | Process for the manufacture of haloalkyl substituted thiadiazole compounds |
EP3415507A1 (en) * | 2017-06-13 | 2018-12-19 | Solvay Sa | Process for the manufacture of aryl-thiadiazole-acetamide compounds |
-
2019
- 2019-12-13 GB GB1918391.2A patent/GB2589919A/en active Pending
-
2021
- 2021-01-20 WO PCT/CN2021/072799 patent/WO2021115493A2/en unknown
- 2021-01-20 EP EP21731373.3A patent/EP4073050A4/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4968342A (en) * | 1988-06-27 | 1990-11-06 | Bayer Aktiengesellschaft | Herbicidal N-isopropylheteroaryloxyacetanilides |
EP0922701A1 (en) * | 1997-12-12 | 1999-06-16 | Bayer Corporation | A process for producing N-(4-fluorophenyl)-N-(1-methylethyl)-2-[(5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl)-oxy]-acetamide |
WO2021115494A1 (en) * | 2019-12-13 | 2021-06-17 | Jiangsu Rotam Chemistry Co., Ltd | Novel crystalline forms of flufenacet, methods for their preparation and use of the same |
Non-Patent Citations (1)
Title |
---|
QING YE ET AL: "Synthesis and Herbicidal Activity of N-Aryl-2-heteroaryloxy-N-isopropyl acetamide", ASIAN JOURNAL OF CHEMISTRY, vol. 25, no. 12, 2013, IN, pages 6931 - 6934, XP055410265, ISSN: 0970-7077, DOI: 10.14233/ajchem.2013.15239 * |
Also Published As
Publication number | Publication date |
---|---|
GB201918391D0 (en) | 2020-01-29 |
GB2589919A (en) | 2021-06-16 |
EP4073050A2 (en) | 2022-10-19 |
WO2021115493A3 (en) | 2021-07-15 |
WO2021115493A2 (en) | 2021-06-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20220713 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20231204 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: A01N 43/82 20060101ALI20231128BHEP Ipc: C07D 285/13 20060101AFI20231128BHEP |