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Title:
HETEROCYCLIC SUBSTITUTED AROMATIC COMPOUND, PREPARATION METHOD THEREFOR, HERBICIDAL COMPOSITION AND APPLICATION
Document Type and Number:
WIPO Patent Application WO/2023/217276
Kind Code:
A1
Abstract:
The present invention belongs to the technical field of pesticides, and specifically relates to a heterocyclic substituted aromatic compound, a preparation method therefor, a herbicidal composition and an application. The compound is as shown in general formula I, wherein: Y represents a halogen, a halogenated alkyl group, a cyano group, a nitro group or an amino group; Z represents hydrogen, a halogen or a hydroxy group; M1 and M2 independently represent CR5 or N(O)m respectively; R1, R2, R3, R4 and R5 independently represent hydrogen, a halogen, etc. respectively; X1 and X2 independently represent hydrogen, a halogen, etc. respectively; and m represents 0 or 1. The compound has excellent herbicidal activity against grass weeds, broadleaf weeds etc. even at a low application rate, and has high selectivity with respect to crops.

Inventors:
LIAN LEI (CN)
HUA RONGBAO (CN)
PENG XUEGANG (CN)
Application Number:
PCT/CN2023/093936
Publication Date:
November 16, 2023
Filing Date:
May 12, 2023
Export Citation:
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Assignee:
QINGDAO KINGAGROOT CHEMICAL COMPOUND CO LTD (CN)
International Classes:
C07D273/01; A01P13/00; A01P13/02; C07D413/00; C07D413/02; C07D413/14
Domestic Patent References:
WO2021191035A12021-09-30
WO2012067235A12012-05-24
Foreign References:
CN113402510A2021-09-17
CN111718310A2020-09-29
Other References:
ZHU HUAJIAN; ZHUANG RANGXIAO; ZHENG WENYA; FU LIPING; ZHAO YUANKE; TU LUPING; CHAI YITAO; ZENG LINGHUI; ZHANG CHONG; ZHANG JIANKAN: "Synthesis of isoquinolone via rhodium(III)-catalyzed C-H activation with 1,4,2-dioxazol-5-ones as oxidizing directing group", TETRAHEDRON, ELSEVIER SIENCE PUBLISHERS, AMSTERDAM, NL, vol. 75, no. 23, 1 January 1900 (1900-01-01), AMSTERDAM, NL , pages 3108 - 3112, XP085689939, ISSN: 0040-4020, DOI: 10.1016/j.tet.2019.04.054
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