Qingdao Kingagroot Chemical Compound Co., Ltd.

Qingdao Kingagroot Resistant Weed Management Co.

De Zhao

Xuegang Peng

Lei Lian

Qi Cui

Rongbao Hua

Tao Jin

Jingyuan Zhang

Jinxin Wang

Beibei Lin

Qiang Ru

Xingtao Lu

Na Liu

The invention belongs to the technical field of pesticides, and specifically relates to a type of substituted-isoxazoline-containing aromatic compound, preparation method therefor, herbicidal composition and use thereof. The compound is as shown in general formula I: Wherein, Q represents Y represents halogen, halogenated alkyl or cyano; Z represents halogen; X, Xeach independently represent hydrogen, halogen, alkyl, etc.; Xrepresents halogen, cyano, etc.; Xeach independently represents —COORor -alkyl-COOR; Reach independently represents hydrogen, alkyl, etc. The compound has excellent herbicidal activity against gramineous weeds, broadleaf weeds, and so on even at low application rates, and has high selectivity for crops.

Substituted-isoxazoline-containing aromatic compound, preparation method therefor, herbicidal composition and use thereof

The invention belongs to the technical field of pesticides, and specifically relates to a 4-pyridinyl formamide compound or a derivative thereof, a preparation method therefor, a herbicidal composition and the use thereof. The 4-pyridinyl formamide compound is as represented by formula (I), wherein, X and Y each independently represent nitro, halogen, cyano, formyl, thiocyano, mercapto, etc.; and M represents an unsubstituted or substituted structure (II). The compound, and the derivative and the composition thereof have excellent herbicidal activity and a higher crop safety, and establish good selectivity, especially for key crops such as wheat and rice.

4-pyridinyl formamide compound or derivative thereof, preparation method therefor, herbicidal composition and use thereof

The invention relates to the field of pesticide technology, and in particular a type of substituted thiadiazinone dioxide, preparation method, herbicidal composition and application thereof. The substituted thiadiazinone dioxide, as shown in general formula I:

Substituted thiadiazinone dioxide and preparation method therefor, herbicidal composition, and application therefor

The disclosure relates to the field of pesticide technology, and in particular a type of fused-ring substituted aromatic compound represented by general formula I, preparation method, herbicidal composition and use thereof.

Fused ring substituted aromatic compound and preparation method therefor, herbicidal composition, and use thereof

The present invention belongs to the technical field of pesticides, and in particular relates to a pyridazinol compound, a derivative thereof, a preparation method therefor, a herbicidal composition and the use thereof. The pyridazinol compound is as represented by general formula I, wherein X represents and the ring is an unsubstituted or substituted aryl or unsubstituted or substituted heterocyclyl containing a carbon atom at the 1-position; Y represents haloalkyl; and Z represents halogen, cyano, hydroxy, etc. The derivative refers to an agriculturally acceptable derivative of the hydroxyl group at the 4-position of the pyridazine ring in the general formula I, including a salt, an ester, an oxime, a hydroxylamine and an ether derivative, etc. The compound, the derivative thereof and the composition thereof have good herbicidal activity and crop safety.

Pyridazinol compound, derivative thereof, preparation method therefor, herbicidal composition and use thereof

The invention relates to the field of pesticide technology, and in particular a type of substituted 1,2,4-triazolo[4,3-a]pyridine derivatives, preparation method, herbicidal composition and use thereof. A substituted 1,2,4-triazolo[4,3-a]pyridine derivative, as shown in Formula I: X and Z each independently represent hydrogen, halogen, cyano or nitro, etc.; Y represents hydrogen, halogen, formyl, cyanoalkyl; or an alkyl, alkenyl or alkynyl, each of which contains or does not contain a halogen, etc. The compound and its composition have excellent herbicidal activity and higher crop safety, especially good selectivity for key crops such as rice.

Substituted 1,2,4-triazolo[4,3-a]pyridine derivative and preparation method, herbicidal composition and application thereof

The present invention relates to the technical field of herbicide crystallization process, particularly to Crystalline form C of shuangzuocaotong, and a preparation method therefor and use thereof. The Crystalline form C of shuangzuocaotong has an X-ray powder diffraction pattern having characteristic absorption peaks at the following 2&#x3b8; positions: 10.159, 10.658, 13.318, 14.579, 16.096, 18.061, 19.322, 19.68, 20.04, 20.659, 21.281, 23, 24.16, 24.619, 26.101, 26.74, 30.359, 31.018, 32.378, 35.398 and 38.26 degrees, wherein 2&#x3b8; has an error range within &#xb1;0.2&#xb0;. The Crystalline form C of shuangzuocaotong has good stability, and its compounded composition with additional active ingredient(s) has a good control effect to broadleaf weeds and some gramineous weeds in wheat, significantly better than that of Crystalline form A of shuangzuocaotong.

Crystalline form C of shuangzuocaotong, preparation method therefor and use thereof

The present invention belongs to the technical field of synergistic pesticides, and particularly relates to a synergistic herbicidal composition comprising a 4-benzoylpyrazole compound. The synergistic herbicidal composition comprises an active ingredient A and an active ingredient B in an herbicidally effective amount, wherein, the active ingredient A is the compound of the active ingredient B is one or more compounds selected from: 1) a phenoxycarboxylic acid; 2) a pyridinecarboxylic acid; 3) a benzoic acid; 4) a hydroxybenzonitrile; 5) an urea; 6) a pyridine; 7) a triazolinone; 8) a diphenyl ether; 9) an acetamide; 10) an aryloxyphenoxypropionate; 11) a cyclohexanedione; 12) a sulfonylurea; 13) a triazine; 14) a sulfonamide; 15) a phenylpyrazoline; and 16) others: bentazon. The composition is effective for controlling a broad-leaved weed in wheat fields, has extended weed-controlling spectrum, significant synergistic effect and reduced application rate, and is safe for a crop.

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Shandong, China

De Zhao