The present invention relates to the field of pesticide herbicides. Disclosed are a compound having a pyrazole-quinazolinedione structure, a herbicide, and a use. The compound has a structure as shown in formula (I). The compound having the pyrazole-quinazolinedione structure provided in the present invention can have excellent control effect on various grassy weeds and broadleaf weeds, which are harmful to rice growth, such as barnyard grass, leptochloa chinensis, digitaria sanguinalis, setaria viridis, amaranth, chenopodium album, and abutilon theophrasti.
C07D 403/06 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
Provided are a quinazolinedione-containing compound with a structure represented by formula (I), a method for preparing same, and use thereof. The compound has excellent herbicidal activity against weeds in bulk crops such as rice and wheat as well as some important commercial crops, particularly against resistant weeds, and has good safety for non-target crops.
C07D 403/06 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
Disclosed are an azaindole compound and a preparation method therefor and a use thereof, and an herbicide. The compound has a structure represented by formula (I). The compound has excellent herbicidal activity.
C07D 403/06 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
C07D 209/12 - Radicals substituted by oxygen atoms
A herbicide compound, a preparation method therefor and an application thereof, the compound having a structure represented by formula (I), formula (II) or formula (III). The compound has a HPPD inhibitory effect, has a significant inhibitory effect on weeds including broad-leaved weeds, grass weeds and sedge weeds, and is highly safe towards crops.
C07D 403/06 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
C07C 35/18 - Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic containing six-membered rings with unsaturation at least in the ring
C07C 49/603 - Unsaturated compounds containing a keto group being part of a ring of a six-membered ring, e.g. quinone methides
A01N 31/06 - Oxygen or sulfur directly attached to a cycloaliphatic ring system
The present invention relates to a quinazolinone compound, a preparation method therefor and an application thereof. The compound has a structure represented by formula (I) or formula (LI), has an excellent HPPD inhibitory effect and a significant inhibitory effect on weeds including broadleaf weeds, grass weeds and sedge weeds, and is highly safe for crops.
Disclosed are a triketone compound, a preparation method therefor and the use thereof, and a herbicide. The compound has a structure represented by formula (I). The triketone compound can be used as an HPPD herbicide for controlling gramineous weeds and broadleaved weeds. The triketone compound has good control effects on various gramineous weeds and some broadleaved weeds which are harmful to wheat and/or peanut growth.
A quinazolinedione fragment-containing compound, a preparation method therefor, and use thereof. The compound has a structure as shown in formula (I). Said compound can be used as a broad-spectrum HPPD herbicide for controlling gramineous weeds, having good control effects on various difficult-to-control gramineous weeds such as barnyard grass, green bristlegrass, Digitaria sanguinalis, bromegrass, Avena fatua, Aegilops tauschii, Alopecurus aequalis, and Alopecurus japonicus.
The present invention relates to the field of pesticides and herbicides, and provides a quinazolinedione compound, uses and a pesticide/herbicide thereof. Said quinazolinedione compound disclosed therein has a structure of formula (I), and R designates H or a group of formula (I-1). Said quinazolinedione compound disclosed therein has excellent herbicidal activity and crop safety.
C07D 403/06 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
The present invention relates to the field of pesticides and herbicides, and provides a pyrazole quinazolinedione compound, uses and a pesticide/herbicide thereof. Said compound has a structure of formula (I). Said pyrazole quinazolinedione compound disclosed therein has excellent crop safety and weed control.
C07D 403/06 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
Disclosed are a compound of formula (1) containing a fluorochloropyridine oxime ester structure and a preparation method therefor and the the use thereof, and a herbicide comprising the compound which has an excellent herbicidal activity.
C07D 405/12 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 409/12 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
C07D 401/12 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
A01N 43/40 - Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
Disclosed in the present invention is a triketone compound which has a structure shown in formula (I). Also disclosed in the present invention is a method for preparing the triketone compound having a structure as shown by formula (I), which comprises that under the rearrangement reaction conditions, the compound having a structure as shown by formula (II) is contacted with a catalyst in the presence of a base and a solvent. Further disclosed in the present invention is the use of a triketone compound having a structure as shown by formula (I) in preventing and controlling weeds. Said triketone compound having a structure as shown by formula (I) in the present invention has the effect of preventing and controlling weeds, in particular having an excellent effect on preventing and controlling broadleaved weeds and/or gramineae weeds.
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