WO2011085684A1 - 邻杂环甲酰苯胺类化合物及其合成方法和应用 - Google Patents
邻杂环甲酰苯胺类化合物及其合成方法和应用 Download PDFInfo
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- WO2011085684A1 WO2011085684A1 PCT/CN2011/070267 CN2011070267W WO2011085684A1 WO 2011085684 A1 WO2011085684 A1 WO 2011085684A1 CN 2011070267 W CN2011070267 W CN 2011070267W WO 2011085684 A1 WO2011085684 A1 WO 2011085684A1
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- chloro
- bromo
- carboxamide
- methylphenyl
- pyrazole
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- 0 Cc(cc(*)cc1-c([o]2)nnc2S)c1NC(c1cc(Br)n[n]1-c1ncccc1Cl)=O Chemical compound Cc(cc(*)cc1-c([o]2)nnc2S)c1NC(c1cc(Br)n[n]1-c1ncccc1Cl)=O 0.000 description 8
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
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- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings
Definitions
- the invention belongs to the field of pesticides, and particularly relates to an o-heterocyclic anilide compound which can be used as an insecticide and a preparation method thereof. Background technique
- Pest control has always been a core area of pesticide science research, and the widespread use of pesticides has led to the effective management of most pests.
- the problem of drug resistance caused by the use of organic synthetic pesticides has become more prominent. Therefore, low toxicity compounds acting on new targets have become an inevitable trend in pesticide research.
- the object of the present invention is to provide a class of o-heterocyclic anilide compounds which have excellent control effects against various pests and are characterized by high efficiency, safety and good environmental compatibility, so as to meet crop protection and high-efficiency and safe insecticides. Demand.
- Another object of the present invention is to provide a process for the preparation of the above compounds.
- Still another object of the invention is to provide the use of the above compounds in the preparation of insecticides.
- the object of the invention can be achieved by the following measures:
- 1 or 2 are independently hydrogen, halogen or cyano;
- Z is oxygen or sulfur;
- independently is -[5 alkyl, C1 ⁇ C5 haloalkyl, hydroxy, C1 ⁇ C5 alkoxy, Cl ⁇ C5 haloalkoxy, fluorenyl, C1 ⁇ C5 alkylthio, amino, C1 ⁇ C5 alkylamino ( Including hydrazine, hydrazine-dialkylamino), Cl ⁇ C5 haloalkylamino, C1 to C5 alkoxyamino, C1 to C5 alkylsulfonylamino, C1 to C5 acyl, C1 to C5 amide, halogen, cyano or thiocyanate base.
- X 2 is independently preferably H, F, CI, Br or CN ; Xi or X 2 are independently introduced separately
- the step is preferably H, F, CI or Br; most preferably CI, Br or CN, and X 2 is most preferably CI, Br or CN.
- each of them is preferably a C1 to C5 alkyl group, a hydroxyl group, a C1 to C5 alkoxy group, a decyl group, a C1 to C5 alkylthio group, an amino group, a C1 to C5 alkylamino group, and a C1 to C5 alkylsulfonylamino group.
- C1 to C5 amide group, a halogen, a cyano group or a thiocyano group; and C1 to C5 in each of the above substituents may further preferably be C1 to C3. Specifically, it may be independently selected from the group consisting of: -CH 3 , -C 2 3 ⁇ 4 , -CH(CH 3 ) 2 , -OH, -OCH 3 , -OC 2 3 ⁇ 4 , -OCH(CH 3 ) 2 -SH, -SCH 3 , -SC 2 H 5 , -SCH(CH 3 ) 2 , -NH 2 , -NHCH 3 -NHC 2 H 5 , -N(CH 3 ) 2 , -NHCH(CH 3 ) 2 - NHOCH 3 , -NHOC2H5, -NHOCH(CH 3 ) 2 , -N(CH 3 ) 2 , -NHCF 3 , -NHCHF 2 , -
- Ri is a C1 to C5 alkyl group, a hydroxyl group, a decyl group, a C1 to C5 alkylthio group, an amino group, a C1 to C5 alkylamino group, a C1 to C5 alkylsulfonylamino group, a C1 to C5 amido group, a halogen, a cyano group or a sulfur.
- the cyano group is most preferably a C1 to C3 alkyl group, a hydroxyl group, a decyl group, a C1 to C3 alkylthio group, an amino group, a C1 to C3 alkylamino group, a C1 to C3 alkylsulfonylamino group, a C1 to C3 amido group, a halogen (preferably C1). Or Br), cyano or thiocyano.
- R 2 is further preferably a C1 to C5 alkyl group, an amino group, a C1 to C5 alkylamino group, a C1 to C5 alkylsulfonylamino group, a Cl ⁇ C5 amido group, a halogen, a cyano group or a thiocyano group, and most preferably a C1 to C3 alkane.
- Base amino, C1 to C3 alkylamino, Cl ⁇ C3 alkylsulfonylamino, C1 to C3 amide, halogen (preferably C1 or Br), cyano or thiocyano.
- Z is oxygen, which is ⁇ [5 alkyl, C1 ⁇ C5 haloalkyl, amino, halogen or cyano, when X is, under neutral conditions, in a polar aprotic solvent, (at room temperature) intermediate Ml Reaction with the corresponding hydrazide reagent CONHNH2 to ring-open and remove one water molecule to obtain a compound of the formula (I1), the reaction route is:
- C1 ⁇ C5 haloalkyl group or a C1 ⁇ C5 acyl group it can also be prepared according to the above formula.
- the compound II which is an amino group and an alkylating agent, an alkoxylation reagent The alkylsulfonylating reagent or the acylating reagent can be prepared by reacting.
- a thiocyano group a compound which is a halogen is reacted with sodium thiocyanate to prepare.
- Z is oxygen, which is a hydroxyl group.
- intermediate M1 is first reacted with hydrazine hydrate to prepare intermediate M2.
- polar protic solvent at reflux temperature
- intermediate M2 and triphosgene Or a phosgene reaction ring closure to obtain a compound of the formula (1 2)
- the reaction route is:
- i is a C1 ⁇ C5 alkoxy group or a C1 ⁇ C5 haloalkoxy group
- the compound of the formula 12 is reacted with an alkylating agent to prepare t Z for oxygen, which is a fluorenyl group
- X is used, under basic conditions, polar properties
- the intermediate M2 and disulfide should be routed as follows:
- Ri is a C1 to C5 alkylthio group
- a compound of the formula 13 can be reacted with an alkylating agent to prepare.
- the preparation of the compound of formula 14 when Z is S can be prepared according to the above formula.
- the route of M2-M3-I4 can be directly used, and R is an amino group or other groups (such as hydroxyl group, mercapto group, cyano group).
- the M1-M3-I4 pathway can also be used.
- the group is a C1 to C5 alkoxyamino group, a C1 to C5 alkylsulfonylamino group or a C1 to C5 acyl group, etc.
- it can be further reacted with 14 by a corresponding alkylation, sulfonamidation or acylation reagent.
- a compound which is a halogen can be prepared by reacting with sodium thiocyanate.
- the reaction route is:
- R 2 is as defined above, preferably C1 to C5 alkyl, C1 to C5 haloalkyl, hydroxy, decyl, amino, Cl ⁇ C5 alkylamino, C1 to C5 alkylsulfonyl or C1 to C5 acyl, halogen, cyanide Base or thiocyano group.
- R 2 is a C1 to C5 alkylamino group, a C1 to C5 alkylsulfonylamino group or a C1 to C5 acyl group
- the compound prepared by the above formula may be further used with the corresponding alkylation, sulfonamidation or acylation reagent. Reaction preparation.
- the compound of the formula II, 12 or II which is or is halogen may be prepared by the above method, and further mixed with sodium thiocyanate in a polar aprotic solvent at 20-30
- the thiocyanation reaction is carried out at ° C to indirectly prepare a compound of the formula II, 12 or II which is either a thiocyano group.
- the acidic condition or the weak acid described in the present invention is an organic acid such as methanesulfonic acid or p-toluenesulfonic acid;
- the basic condition is a strong base or a weak base, and the strong base is sodium hydroxide, potassium hydroxide, sodium alkoxide or the like;
- the weak base is pyridine, triethylamine or the like;
- the polar protic solvent is a solvent such as alcohol, toluene or benzene; and the polar aprotic solvent is a solvent such as DMF.
- the solvent mentioned separately in the present invention may generally be a polar protic solvent or a polar aprotic solvent.
- the intermediate M2 is obtained by reacting a raw material (Ml) with hydrazine hydrate at a temperature of -10 to 30 ° C (refer to the patent CN 200910033297), and the reaction route is:
- the intermediate M4 can be obtained by refluxing a raw material (Ml) with CH 3 OH/C 3 ⁇ 4 ONa for 10 hours (reference: Journal o. 1 265-272), and the reaction route is:
- insects have excellent control activity against insects, and thus the compounds of the present invention can be used as an insecticide to protect plants such as agriculture and horticulture.
- the insects are lepidopteran pests such as cotton bollworm, beet armyworm, diamondback moth, cabbage caterpillar, rice leaf roller and rice stem borer, and homopteran pests such as leafhopper, planthopper, aphid, whitefly, etc. , Diptera pests such as housefly, leaf miner, mosquito, etc., Orthoptera and coleoptera and other pests.
- the pests to which the compounds of the present invention are controll are not limited to the scope of the above examples.
- the compound of the present invention represented by the general formulae (I) and (?) when used as an insecticide in the fields of agriculture, horticulture, etc., it may be used alone or in the form of a pesticidal composition, such as by formula (I) Or the formula ( ⁇ ) is an active ingredient, and a pesticide adjuvant commonly used in the art is processed into an aqueous emulsion, a suspension, a water-dispersible granule, an emulsifiable concentrate, and the like.
- Commonly used pesticide auxiliaries include: liquid carriers such as water; organic solvents such as toluene, xylene, cyclohexane, methanol, butanol, ethylene glycol, acetone, dimethylformamide, diethyl ether, dimethyl sulfoxide, animals and Vegetable oils and fatty acids; commonly used surfactants such as emulsifiers and dispersants, including anionic surfactants, cationic surfactants, nonionic surfactants and amphoteric surfactants; other additives such as wetting agents, thickeners, etc. .
- the content in the insecticide may be selected from the range of 0.1% to 99.5%.
- the appropriate active ingredient content can be determined according to the form of the preparation and the method of administration.
- the aqueous emulsion contains from 5% to 50% by weight of the active ingredient, preferably in an amount of from 10% to 40%; in the suspension, from 5% to 50% of the active ingredient, preferably Its content is 5% to 40%.
- the compound of the present invention as an active ingredient can be prepared by mixing and mixing an auxiliary agent such as a solvent and a surfactant, and can be diluted with water to a specified concentration during use.
- the water-dispersible granules can be prepared by mixing and pulverizing the compound of the present invention, a solid carrier, a surfactant, or the like as an active ingredient, when used. Dilute with water.
- the processing method of the preparation is by no means limited to the above. A person skilled in the art can select an appropriate method depending on the active ingredient, the purpose of use, and the like.
- the insecticide of the present invention may contain other insecticides, acaricides, fungicides, insect growth regulators, plant growth, in addition to the compounds represented by the general formulae (I) and ( ⁇ ) as active ingredients. Any suitable active ingredient such as a regulator and a soil amendment.
- the insecticide of the present invention conventional application methods such as stem and leaf spray, surface application, soil treatment, and seed treatment can be selected.
- stem and leaf spray the compound represented by the general formulae (I) and ( ⁇ ) as an active ingredient can be used in an aqueous emulsion, a suspension, a water-dispersible granule, and a concentration range of 1 to 1000 mg/L.
- the emulsifiable concentrate preferably has a concentration of from 1 to 500 mg/L.
- novel o-heterocyclic anilide compound disclosed by the invention has excellent control effects on harmful insects, and therefore the compound can be used for preparing insecticides in the fields of agriculture, horticulture and the like, and has the advantages of high efficiency, low toxicity and environmental friendliness. detailed description
- 25 parts of the compound of the present invention 6 parts of a wetting agent to sodium methyl fatty amide sulfonate, 2 parts of a suspending agent alkyl phenol ethoxylate ether condensate, 6 parts of a tackifier carboxymethyl cellulose 1 part of preservative sodium salicylate, 2 parts of antifreeze propylene glycol, 1 part of antifoaming silicone oil, 57 parts of water, and 25% suspension of active ingredient according to the suspension processing technology.
- the compound of the present invention 80 parts of the compound of the present invention, 2 parts of the wetting agent PO-EO block polyether, 10 parts of the dispersing agent naphthalenesulfonic acid condensate sodium salt, 1 part of the disintegrant polypyrrolidone, 7 parts of diatomaceous earth, dispersed by water
- the granule processing technique results in a water-dispersible granule having an active ingredient of 80%.
- Test Examples of the insecticide using the compound of the present invention as an active ingredient will be described below. However, embodiments of the present invention are not limited to the following.
- Test Example 1 Insecticidal effect on Plutella xylostella
- the 3rd instar larvae were selected and tested for insecticidal effects using the leaf leaching method.
- the compounds of the examples of the present invention were each made into an insecticide.
- the obtained insecticide emulsifiable concentrate is diluted with pure water and mixed to obtain a desired concentration of the chemical solution.
- Each dish was connected to 10 larvae of Plutella xylostella, and 10 replicates were repeated.
- the number of dead insects was counted in the first and third days, and the mortality was evaluated to evaluate the insecticidal effect. Mortality statistics are shown in the table below.
- a 3-day-old nymph of Vicia faba which is a continuous word in the room, was selected for the insecticidal effect test by the dipping method.
- the compounds of the present invention were each made into an insecticide.
- the obtained insecticide emulsifiable concentrate was diluted with purified water to prepare a 400 mg/L drug solution.
- Five scorpions were inoculated on the 30 ⁇ 50mm high broad bean seedlings, and after 24h, the mites were removed. About 30 heads of each vegetative seedlings were primilated, and the third day was 3 days old.
- the broad bean seedlings were cut at the base and the base number was recorded.
- the stalked broad bean seedlings were immersed in the liquid for 5 s, taken out, and inserted into a vial containing water (three times for each concentration). After treatment, it was moved to the observation room, and the number of dead and live insects was checked at 72 hours, and the mortality rate was counted (the aphid was unable to move as the death standard).
- Compound No. 2 had a mortality rate of 96.04% on day 3 at a concentration of 400 mg/L.
- Compound No. 35 had a mortality rate of 95.16% on day 3 at a concentration of 400 mg/L.
- the 3rd instar larvae of Chilo suppressalis were used to test the insecticidal effect by using the rice seedlings.
- the compounds of the examples of the present invention were each made into an insecticide.
- the obtained insecticide emulsifiable concentrate was diluted with pure water, and the mixture was mixed to obtain a drug solution having a concentration of 10 mg/L.
- the rice seedlings were selected and divided into 10 strains/group, which were taken out in the liquid for 10 seconds, and then dried naturally and placed in a finger tube. Each tube was connected to 10 larvae of the third instar larvae, and repeated 3 times.
- Compound ⁇ 11 had a mortality rate of 16.67, 36.67, 43.33, and 90.00% at ld, 3d, 5d, and 7d after treatment.
- the mortality rates of Compound No. 34 at ld, 3d, 5d, and 7d after treatment were 17.61, 34.61, 42.13, and 91.01%, respectively.
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Description
说明书 邻杂环甲酰苯胺类化合物及其合成方法和应用 技术领域
本发明属于农药领域, 具体涉及一种可以作为杀虫剂的邻杂环甲酰苯胺类化合物及其 制备方法。 背景技术
害虫的防治一直以来是农药科学研究的核心领域, 杀虫剂的普遍使用, 使得多数虫害 得到了有效治理。 随着杀虫剂应用规模的不断加大, 有机合成杀虫剂在使用中产生的抗药 性等问题也愈发凸显。 因此, 作用于全新靶点的低毒化合物成为了杀虫剂研究的必然趋势。
本发明的目的是提供针对各种害虫具有优良防治效果, 并具有高效、 安全、 环境相容 性好等特点的一类邻杂环甲酰苯胺类化合物, 以满足作物保护对高效安全杀虫剂的需求。
本发明的另一目的是提供一种上述化合物的制备方法。
本发明还有一个目的是提供上述化合物在制备杀虫剂方面的用途。
本发明的目的可以通过以下措施达到:
式 ( I ) 、 (Π )
II 式中, 1或 2分别独立地为氢、 卤素或氰基; Z为氧或硫;
或 分别独立地为 〜〔5烷基、 C1〜C5卤代烷基、 羟基、 C1〜C5烷氧基、 Cl〜 C5卤代烷氧基、巯基、 C1〜C5烷硫基、氨基、 C1〜C5烷氨基(包括 Ν,Ν-二烷氨基)、 Cl〜 C5卤代烷氨基、 C1〜C5烷氧氨基、 C1〜C5烷基磺酰胺基、 C1〜C5酰基、 C1〜C5酰胺基、 卤素、 氰基或硫氰基。
本发明中的 或 X2分别独立地优选为 H、 F、 CI 、 Br或 CN; Xi或 X2分别独立地进
一步优选为 H、 F、 CI或 Br; 其中 最优选为 CI 、 Br或 CN, X2最优选为 CI 、 Br或 CN。 本发明中的 或 分别独立地优选为 C1〜C5烷基、 羟基、 C1〜C5烷氧基、 巯基、 C1〜C5烷硫基、 氨基、 C1〜C5烷氨基、 C1〜C5烷基磺酰胺基、 C1〜C5酰胺基、 卤素、 氰基或硫氰基; 前述各取代基中的 C1〜C5可以进一步优选为 C1〜C3。 具体的讲 或 可以分别独立地选自如下基团: -CH3、 -C2¾、 -CH(CH3)2、 -OH、 -OCH3、 -OC2¾、 -OCH(CH3)2 -SH、 -SCH3、 -SC2H5、 -SCH(CH3)2、 -NH2、 -NHCH3 -NHC2H5、 -N(CH3)2、 -NHCH(CH3)2 -NHOCH3、 -NHOC2H5、 -NHOCH(CH3)2 、 -N(CH3)2、 -NHCF3、 -NHCHF2、 -NHC¾F、 -NHCOCH3、 -NHCOC2¾、 -NHS02CH3、 -NHS02C2¾、 卤素、 氰基或硫氰基等。
Ri进一步优选为 C1〜C5烷基、羟基、巯基、 C1〜C5烷硫基、氨基、 C1〜C5烷氨基、 C1〜C5烷基磺酰胺基、 C1〜C5酰胺基、 卤素、 氰基或硫氰基, 最优选为 C1〜C3烷基、 羟基、 巯基、 C1〜C3烷硫基、 氨基、 C1〜C3烷氨基、 C1〜C3烷基磺酰胺基、 C1〜C3酰 胺基、 卤素 (优选 C1或 Br)、 氰基或硫氰基。
R2进一步优选为 C1〜C5烷基、 氨基、 C1〜C5烷氨基、 C1〜C5烷基磺酰胺基、 Cl〜 C5酰胺基、 卤素、 氰基或硫氰基, 最优选为 C1〜C3烷基、 氨基、 C1〜C3烷氨基、 Cl〜 C3烷基磺酰胺基、 C1〜C3酰胺基、 卤素 (优选 C1或 Br)、 氰基或硫氰基。
通式 ( I ) 和 (Π ) 所示的邻杂环甲酰苯胺类化合物的制备方法分别如下:
Z为氧, 为 〜〔5烷基、 C1〜C5卤代烷基、 氨基、 卤素或氰基, X为 时, 在 中性条件下、极性非质子溶剂中,(在室温下)将中间体 Ml与相应的酰肼试剂 CONHNH2 反应开环并脱去一水分子得到通式 ( I 1 ) 所示的化合物, 其反应路线为:
Ml
为 C1〜C5 卤代烷基或 C1〜C5酰基时, 也可按上式进行制备。 为 C1〜C5烷氨基、 C1〜C5 卤代烷氨基、 C1〜C5烷氧氨基、 C1〜C5烷基磺酰胺基或 C1〜C5酰基时, 将 为氨基的化合物 II与烷基化试剂、 烷氧化试剂、 烷基磺酰化试剂或酰基化试剂进行反应即 可制备。 为硫氰基时, 将 为卤素的化合物与硫氰化钠进行反应即可制备。
Z为氧, 为羟基, X为 时, 先由中间体 Ml与水合肼反应制备中间体 M2, 在中 性条件下、 极性质子溶剂中, (在回流温度下)将中间体 M2与三光气或光气反应闭环得到 通式 ( 1 2) 所示的化合物, 反应路线为:
i为 C1〜C5烷氧基或 C1〜C5卤代烷氧基时,将式 12化合物与烷基化试剂反应即可制备 t Z为氧, 为巯基, X为 时, 在碱性条件下、 极性质子溶剂中, (在回流温度下) 中间体 M2与二硫化 应路线为:
Ri为 C1〜C5烷硫基时, 将式 13化合物与烷基化试剂反应即可制备。
Z为 S, X为 时, 在碱性条件下、 极性质子溶剂中, (在回流温度下) 用中间体 M2 与二硫化碳、 卤代烃反应, 得到中间体 M3, 再在溶剂中用有机弱酸作催化剂, M3反应脱 水缩合成环得到通式 ( 1 4) 所示的化合物; 或者用中间体 Ml与相应的试剂 NH2NHCS 反应后得到 M3, 再在溶剂中用有机弱酸作催化剂, M3反应脱水缩合成环得到通式 ( 1 4) 所示的化
Z 为 S 时的式 14 化合物的制备可以按上式制备, 如 为烷基或卤代烷基时可直接采用 M2-M3-I4的途径, R为氨基或其他基团 (如羟基、 巯基、 氰基)时, 也可以采用 M1-M3-I4 途径。 当 为 C1〜C5烷氧基、 C1〜C5卤代烷氧基、 C1〜C5烷氨基、 C1〜C5卤代烷氨
基、 C1〜C5烷氧氨基、 C1〜C5烷基磺酰胺基或 C1〜C5酰基等时, 可采用相应的烷基化、 磺酰胺基化或酰基化试剂与 14进一步反应制备。 当 为硫氰基时, 将 为卤素的化合物 与硫氰化钠进行反应即可制备。
反应并脱去一水分子得到通式 12'所示化合物, 反应路线为:
Ml
在碱性条件下、 极性质子溶剂中, 在 70-80 °C或回流温度下, 中间体 M4与相应的反应 试剂 HON=CNH2R2缩合成环得到通式 (Π ) 所示的化合物, 反应路线为:
2的定义如上所述, 优选为 C1〜C5烷基、 C1〜C5 卤代烷基、 羟基、 巯基、 氨基、 Cl〜 C5烷氨基、 C1〜C5烷基磺酰胺基或 C1〜C5酰基、 卤素、氰基或硫氰基。 当 R2为 C1〜C5 烷氨基、 C1〜C5烷基磺酰胺基或 C1〜C5酰基基团时, 可以采用上式制备的化合物进一步 与相应的烷基化、磺酰胺基化或酰基化试剂反应制备。 当 或 为硫氰基时, 还可以先采 用上述方法制备出 或 为卤素的式 II、 12或 II的化合物, 再将其进一步与硫氰化钠在 极性非质子溶剂中, 于 20-30°C下进行硫氰化反应, 从而间接制备出 或 为硫氰基的式 II、 12或 II化合物。
本发明中所述的酸性条件或弱酸采用甲磺酸、 对甲苯磺酸等有机酸; 所述碱性条件采 用强碱或弱碱, 强碱为氢氧化钠、 氢氧化钾、 醇钠等; 所述的弱碱为吡啶、 三乙胺等; 所 述的极性质子溶剂为醇、 甲苯、 苯等溶剂; 所述的极性非质子溶剂为 DMF等溶剂。 本发明 单独提到的溶剂一般可以为极性质子溶剂, 也可以为极性非质子溶剂。
M 1 M 2
中间体 M4可以由原料 (Ml ) 与 CH3OH/C¾ONa回流反应 10小时温度制得 (参照文 献: Journal o.1 265-272), 反应路线为:
M M
通式 ( I ) 和 (Π ) 化合物对昆虫具有优良的防治活性, 因而本发明的化合物可用作制 备杀虫剂, 进而保护农业、 园艺等植物。 所述的昆虫有鳞翅目害虫如棉铃虫、 甜菜夜蛾、 小 菜蛾、 菜青虫、 稻纵卷叶螟和二化螟等, 同翅目害虫如叶蝉、 飞虱、 蚜虫、 粉虱等, 双翅目 害虫如家蝇、 潜叶蝇、 蚊类等, 直翅目和鞘翅目等害虫等。 当然, 本发明的化合物可防治的 有害生物不限于上述举例的范围。
当由通式 ( I ) 和 (Π ) 表示的本发明的化合物用作农业、 园艺等领域的杀虫剂时, 可 单独使用, 或以杀虫组合物的方式使用, 如以式 ( I ) 或式 (Π ) 为活性成分, 加上本领域 常用的农药助剂加工成水乳剂、 悬浮剂、 水分散颗粒剂、 乳油等。
常用的农药助剂包括: 液体载体, 如水; 有机溶剂如甲苯、 二甲苯、 环己烷、 甲醇、 丁 醇、 乙二醇、 丙酮、 二甲基甲酰胺、 乙醚、 二甲亚砜、 动物和植物油及脂肪酸; 常用的表面 活性剂如乳化剂和分散剂, 包括阴离子表面活性剂、 阳离子表面活性剂、 非离子表面活性剂 和两性表面活性剂; 其它助剂, 如湿润剂、 增稠剂等。
由通式 ( I ) 和 (Π ) 表示的本发明的化合物用作杀虫剂中的活性成分时, 在所述杀虫 剂中的含量可在 0 .1%至 99.5%的范围内进行选择, 并可根据制剂形式和施用方法确定适当的 活性成分含量。 通常, 在水乳剂中含有 5%至 50% (重量百分比, 下同)所述的活性成分, 优选 其含量为 10%至 40%; 在悬浮剂中含有 5%至 50%的活性成分, 优选其含量为 5%至 40% 。
例如, 对于所述水乳剂、悬浮剂, 可将作为活性成分的本发明化合物与溶剂和表面活性 剂等助剂进行均勾混合而制成, 使用时可用水稀释到指定浓度。 对于所述水分散颗粒剂, 可 将作为活性成分的本发明化合物、 固体载体和表面活性剂等混合并进行粉碎而制成, 使用时
用水进行稀释。 当然, 制剂的加工方法绝不限于上述内容。 本领域的技术人员可根据所述活 性成分和使用目的等, 选择合适的方法。
除了作为活性成分的由通式 ( I ) 和 (Π ) 表示的所述化合物之外, 本发明的杀虫剂可 包含其它杀虫剂、 杀螨剂、 杀菌剂、 昆虫生长调节剂、 植物生长调节剂和土壤改良剂等任何 适用的活性成分。
对于本发明的杀虫剂的使用, 可选择常用的施药方法, 如茎叶喷雾、 水面施用、 土壤处 理和种子处理等。 例如, 当采用茎叶喷雾时, 作为活性成分的由通式 ( I ) 和 (Π ) 表示的 化合物的可使用浓度范围为 1至 1000 mg/L 的水乳剂、 悬浮剂、 水分散颗粒剂、 乳油, 优选其 浓度为 1 至 500 mg/L。
本发明公开的新型邻杂环甲酰苯胺类化合物对有害昆虫具有优良的防治效果, 因此该 化合物可用制备农业、 园艺等领域的杀虫剂, 具有高效、 低毒、 环境友好的优点。 具体实施方式
为了便于对本发明的进一步了解, 下面提供的实施例对其做了更详细的说明。 这些实施 例仅供叙述而并非用来限定本发明的范围或实施原则。
实施例 1 :
反应通式:
Ml 化合物 NO.l (X=H, ^CHs): 3-溴 -N-(2-(5-甲基 -2-1,3,4-噁二唑)- 6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
取 2.0 g (4.4 mmol) 2-(3-溴小 (3-氯 -2-吡啶基 )-1 H-5-吡唑) -8-甲基 -4 H-3,1-苯并噁嗪 -4- 酮 (Ml ) 悬浮于 40 mL DMF中, 加入 0.4 g乙酰肼, 室温反应过夜, 次日得澄清溶液, 搅 拌下将反应液缓慢加入 lOO mL水中, 缓慢析出固体, 继续搅拌 2 h, 过滤、干燥得成品 1.45
化合物 N0.2 (X=C1, !=CH3): 3-溴 -N-(2-(5-甲基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 1 化合物 NO.1的合成方法, 2-(3-溴 -1-(3-氯 -2-吡啶基 )-1 H-5-吡唑) -6-氯 -8-甲基 -4
H-3,1-苯并噁嗪 -4-酮 (Ml ) 与乙酰肼反应得到标题化合物 (N0.2) 1.51 g。 化合物 N0.23 (X=CN, !=CH3): 3-溴 -N-(2-(5-甲基 -2-1,3,4-噁
基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 1 化合物 N0.1的合成方法得到化合物 N0.23。 实施例 2 :
反应通式:
化合物 N0.3 (X=C1): 3-溴 -N-(2-(5-羟基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基) - 1- (3-氯 -2- 吡啶基) -1-H-吡唑 -4-甲酰胺的合成
1.0 g (2.07 mmol) M2和 0.8 g (2.68 mol) 三光气加至 20 mL的甲苯中回流反应
4 h, 浓缩后将滤液缓慢倾入水中, 搅拌 2 h以上, 静置, 过滤, 水洗至滤液 pH=7, 过滤, 乙醚重结晶后即得 1.0 g固体产品。 实施例 3 :
反应通式
化合物 N0.4 (X=C1): 3-溴 -N-(2-(5-巯基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基) - 1- (3-氯 -2- 吡啶基) -1-H-吡唑 -4-甲酰胺的合成
将 0.97g (2.0 mmol)中间体 M2与 5 mL二硫化碳加至 20 mL吡啶中,加热至 50 "C 恒 温反应 3天, 结束后将此反应液倾入冰水中充分搅拌 2 h后静置, 等固体充分析出后过滤,
醇洗、 水洗, 干燥得产品 0.85 g。 化合物 NO.7 (X=Br): 3-溴 -N-(2-(5-巯基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基) - 1- ( 3-氯 -2- 吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 3 化合物 N0.4的合成方法进行合成。 化合物 N0.24 (X=CN): 3-溴 -N-(2-(5-巯基 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基苯基) - 1- ( 3- 氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 3 化合物 N0.4的合成方法进行反应合成得到相应的化合物 N0.24。 实施例 4 :
反应通式
13
化合物 N0.5 (X=C1, ^CHs): 3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
将 1.3 g (2.4 mmol) 13溶于 5 mL 10%的氢氧化钠溶液中,然后加入含碘甲烷 0.2 mL ( 3.0 mmol) 乙醇溶液 20 mL。 室温反应 10 h后倾入 50 mL水中, 搅拌 2 h后静置, 过滤, 水洗, 乙醇重结晶后干燥得相应的标题化合物 0.88 g o 化合物 NO.6 (X=C1, Rl= CH ( CH3) 2): 3-溴 -N-(2-(5-巯异丙基基 -2-1,3,4-噁二唑 )-4- 氯 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 4化合物 N0.5的合成方法用 13与氯代异丙烷进行反应合成得相应的标题化合 物 1.20 g。 化合物 NO.8 (X=Br, ^CHs): 3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 4化合物 N0.5的合成方法进行反应合成得相应的标题化合物。
化合物 N0.25 (X=CN, ^CHs): 3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基 苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 4化合物 N0.5的合成方法进行反应合成得相应的标题化合物。 实施例 5 :
反应通式
M 3 1 4
化合物 N0.9 (X=C1, =SCH3): 3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
取 2.0 g (4.4 mmol) 2-(3-溴小 (3-氯 -2-吡啶基 )-1 H-5-吡唑) -6-氯 -8-甲基 -4 H-3,1-苯并噁 嗪—4-酮 (Ml ) 悬浮于 50 mL DMF中, 加入 0.8 gN¾NHCSSC¾, 55-60 °C反应 24h, 次 日得澄清溶液, 搅拌下将反应液缓慢加入 100 mL水中, 缓慢析出固体, 继续搅拌 2 h, 过 滤、 水洗、 干燥得成品 1.6 Og (化合物 M3, : SC¾)。
将 0.97 g ( 1.70 mmol) M3 (R为 SCH3)与 0.38 g ( 1.97 mmol)对甲苯磺酸加至 20 mL 甲苯中, 加热至回流反应 2 h, 脱溶后用环己烷重结晶, 干燥得相应的标题化合物 (N0.9) 0.82 g o 化合物 N0.26 (X=CN, =SCH3): 3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基 苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 5化合物 N0.9的合成方法进行反应合成得相应的标题化合物。
化合物 NO.10 (X=Cl, =NH2): 3-溴 -N-(2-(5-氨基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
取 2.0 g (4.4 mmol) 2-(3-溴小 (3-氯 -2-吡啶基 )-1 H-5-吡唑) -6-氯 -8-甲基 -4 H-3,1-苯并噁 嗪—4-酮 (Ml ) 悬浮于 40 mL DMF中, 加入 0.6gNH2NHCSNH2, 30-40 °C反应 24h, 次日 得澄清溶液, 搅拌下将反应液缓慢加入 100 mL水中, 缓慢析出固体, 继续搅拌 2 h, 过滤、 水洗、 干燥得成品 2.0g (化合物 M3, : NH2)。
将 0.2 mL甲基磺酸滴加至 20 mL含 1.0 g (2.73 mmol) M3 ( 为 NH2)的甲苯溶液中, 加热至回流反应 3 h后冷至室温, 继续反应过夜, 次日将该反应液悬浮于 35 mL乙酸乙酯 中, 剧烈搅拌下加入 20 mL 10% 的氨水溶液, 过滤得相应的标题化合物 0.5 g。 化合物 N0.27 (X=Br, =NH2): 3-溴 -N-(2-(5-氨基 -2-1,3,4-噻二唑 )-4-溴 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 5化合物 NO.10的合成方法进行反应合成得相应的标题化合物。 化合物 N0.28 (X=CN, =NH2): 3-溴 -N-(2-(5-氨基 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 5化合物 NO.10的合成方法进行反应合成得相应的标题化合物。 化合物 N0.39 (X=CN, =CH3): 3-溴 -N-(2-(5-甲基 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 5化合物 N0.9的合成方法用 Ml与 NH2NHCSCH3进行反应并脱水, 合成得 相应的标题化合物。 化合物 NO.40 (X=Br, =OH): 3-溴 -N-(2-(5-羟基 -2-1,3,4-噻二唑 )-4-溴 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 5化合物 N0.9的合成方法用 Ml与 NH2NHCSOH进行反应并脱水, 合成得 相应的标题化合物。 化合物 N0.41 (X=CI, =SH): 3-溴 -N-(2-(5-巯基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 5化合物 N0.9的合成方法用 Ml与 NH2NHCSSH进行反应并脱水, 合成得相应的 标题化合物。
实施例 6 :
反应通式:
化合物 NO.ll (X=C1, =CH3): 3-溴 -N-(4-氯 -2-(3-甲基 -5-1,2,4-噁二唑 ))-6-甲基苯 基) - 1 -(3-氯 -2-吡啶基) - 1 H-吡唑 -4-甲酰胺
将 1.0 g (2.07 mmol) M4和 0.33 g (4.46 mol) Ν'-羟基乙脒加至 15 mL的乙醇中, 冰 浴冷却至 0 °C后, 缓慢滴加乙醇钠的乙醇溶液(由 0.1 g的金属钠加至 10 mL的乙醇中搅拌 反应 30 min得到), 完后冷至室温保持反应 2 h, 加热回流反应过夜。 次日冷至室温后, 过 滤, 滤液缓慢倾入水中, 搅拌 2 h以上, 静置, 过滤, 水洗, 干燥即得白色固体产品 0.6 g。 化合物 N0.12 (X=Br, = CH3): 3-溴 -N-(4-溴 -2-(3-甲基 -5-1,2,4-噁二唑 ))-6-甲基苯 基) - 1 -(3-氯 -2-吡啶基) - 1 H-吡唑 -4-甲酰胺
按实施例 6化合物 NO.11的合成方法进行反应合成得相应的标题化合物。 化合物 N0.29 (X=C1, =CN): 3-溴- (4-氯-2-(3-氰基-5-1,2,4-噁二唑基))-6-甲基苯 基) - 1 -(3-氯 -2-吡啶基) - 1 H-吡唑 -4-甲酰胺的合成
将 1.0 g (2.07 mmol) M4和 0.33 g (4.46 mol) HON=CNH2CN加至 15 mL的乙醇中, 冰浴冷却至 0 °C后, 缓慢滴加乙醇钠的乙醇溶液(由 0.1 g的金属钠加至 10 mL的乙醇中搅 拌反应 30 min得到), 完后冷至室温保持反应 2 h, 加热回流反应过夜。 次日冷至室温后, 过滤, 滤液缓慢倾入水中, 搅拌 2 h 以上, 静置, 过滤, 水洗, 干燥即得灰白色固体产品 0.6 g。 化合物 NO.30 (X=C1, =NH2): 3-溴- (4-氯-2-(3-氨基-5-1,2,4-噁二唑))-6-甲基苯 基) - 1 -(3-氯 -2-吡啶基) - 1 H-吡唑 -4-甲酰胺
按实施例化合物 NO.11的合成方法, 将 M4与 HON=CNH2NH2进行合成得相应的标题 化合物。
化合物 N0.45 (X=CN, =Br): 3-溴- (4-氰基—2-(3-溴-5-1,2,4-噁二唑基))-6-甲基苯 基) - 1 -(3-氯 -2-吡啶基) - 1 H-吡唑 -4-甲酰胺的合成
按实施例化合物 N0.29的合成方法,将 M4与 HON=CNH2Br进行反应合成得相应的标 题化合物。 化合物 N0.46 (X=Br, =SCN): 3-溴- (4-溴—2-(3-硫氰基-5-1,2,4-噁二唑基))-6-甲基 苯基) -1-(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰胺的合成
先按实施例化合物 N0.29的合成方法,将 M4与 H0N=CNH2C1进行反应合成化合物 Ila (X2=Br, 2=C1) 3-溴 -N-(4-溴— 2-(3-氯 -5-1,2,4-噁二唑基)) -6-甲基苯基 )小(3-氯 -2-吡啶 基) -1H-吡唑 -4-甲酰胺。
取 2.0g( 3.6mmol ) 3-溴 -N-(4-溴— 2-(3-氯 -5-1,2,4-噁二唑基)) -6-甲基苯基 )小(3-氯 -2-吡啶 基) -1H-吡唑 -4-甲酰胺悬浮于 20 mL DMF中, 加入 0.5g硫氰化钠, 室温反应过夜, 减压脱 溶后, 水洗, 过滤, 环己烷重结晶, 干燥, 得相应的标题化合物 1.0g。 实施例 7
反应通式:
Ml
取 2.0g( 4.2mmol ) 2-(3-溴小 (3-氯 -2-吡啶基 )-1 H-5-吡唑) -6-氯 -8-甲基 -4 H-3,1-苯并噁嗪 -4-酮(Ml)悬浮于 40mLDMF中,加入 0.8g氨基脲, 室温反应过夜,加入对甲苯磺酸 l.Og 和 20 mL 甲苯, 加热至回流反应 4h, 脱溶后用环己烷重结晶, 干燥得相应的标题化合物 (N0.13) 1.2go 化合物 14 (X=Br, !=NH2): 3-溴 -N-(2-(5-氨基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 7化合物 N0.13的合成方法进行反应合成得相应的标题化合物。
化合物 NO.31 (X=C1,
3-溴 -N-(2-(5-氰基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基) - 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
取 2.0g( 4.2mmol ) 2-(3-溴小 (3-氯 -2-吡啶基 )-1 H-5-吡唑) -6-氯 -8-甲基 -4 H-3,1-苯并噁嗪 -4-酮 (Ml ) 悬浮于 40 mL DMF中, 加入 0.8g CNCONHNH2, 室温反应过夜, 加入对甲苯 磺酸 l.Og和 20 mL 甲苯, 加热至回流反应 4h, 脱溶后用环己烷重结晶, 干燥得相应的标题 化合物 (NO.31 ) 1.2g。 化合物 N0.32 (X=C1,
3-溴 -N-(2-(5-氯 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 2化合物 N0.31的合成方法, 将 Ml与 C1C0NHNH2进行反应合成得相应的 标题化合物。 化合物 N0.33 (X=C1,
3-溴 -N-(2-(5-硫氰基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯 基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
取 2.0g( 3.8mmol ) 3-溴 -N-(2-(5-氯 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1-G-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺悬浮于 20 mL DMF中, 加入 0.5g硫氰化钠, 室温反应过夜,, 减压脱溶 后, 水洗, 过滤, 环己烷重结晶, 干燥, 得相应的标题化合物 1.3g。 化合物 N0.47 (X=Br,
3-溴 -N-(2-(5-氰基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 2化合物 N0.31的合成方法,将 Ml与 CNCONHNH2进行反应合成得相应的标题化 合物。
先按实施例 2化合物 N0.31的方法合成化合物 3-溴 -N-(2-(5-氯 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺 (X=CN, =C1)。
取 2.0g( 3.7mmol ) 3-溴 -N-(2-(5-氯 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基苯基)- 1- (3-氯 -2-吡啶 基) -1-H-吡唑 -4-甲酰胺悬浮于 20 mL DMF中, 加入 0.5g硫氰化钠, 室温反应过夜, 减压 脱溶后, 水洗, 过滤, 环己烷重结晶, 干燥, 得相应的标题化合物 1.2g。 实施例 8
反应通式:
化合物 N0.15 (X=C1 , Z=0, 2=CH3 ): 3-溴 -N-(2-(5-甲氨基 -2-1,3,4-噁二唑 )-4-氯 -6- 甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
将 2.0 g (4mmol) I 5 溶于 5 mL 10%的氢氧化钠溶液中,然后加入含碘甲烷 0.4 mL (6.0 mmol) 乙醇溶液 20 mL。 室温反应 10 h后倾入 50 mL水中, 搅拌 2 h后静置, 过滤, 水洗, 乙醇重结晶后干燥得相应的标题化合物 (N0.15 ) 1.4 化合物 N0.16 (X=C1 , Z=S, 2=CH3 ): 3-溴 -N-(2-(5-甲氨基 -2-1,3,4-噻二唑 )-4-氯 -6- 甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 8化合物 N0.16的合成方法进行反应合成得相应的标题化合物。 化合物 N0.17 (X=C1 , Z=0, R2=S02CH3 ): 3-溴 -N-(2-(5-甲磺酰氨基 -2-1,3,4-噁二唑 )-4- 氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
将 2.0 g (4mmol) I 5 溶于 20 mL甲苯和 lmL三乙胺溶液中, 然后加入 0.7g(6mmol) 甲基磺酰氯, 室温反应 2h后倾入 50 mL水中, 搅拌后静置, 分去水层, 减压蒸去溶剂, 乙 醇重结晶后干燥得相应的标题化合物 (N0.17) 1.8 化合物 NO.18 (X=C1, Z=S, 2=S02CH3 ): 3-溴 -N-(2-(5-甲磺酰氨基 -2-1,3,4-噻二唑 )-4- 氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 8化合物 N0.17的合成方法进行反应合成得相应的标题化合物。 化合物 N0.21 (X=C1, Z=0, 2=COCH3 ): 3-溴 -N-(2-(5-乙酰酰氨基 -2-1,3,4-噁二唑 )-4- 氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
将 2.0 g (4mmol) I 5 溶于 20 mL甲苯和 lmL三乙胺溶液中, 然后加入 0.47g(6mmol) 乙酰氯, 室温反应 2h后倾入 50 mL水中, 搅拌后静置, 分去水层, 减压蒸去溶剂, 乙醇重 结晶后干燥得相应的标题化合物 (N0.21 ) 1.8 g。 化合物 N0.22 (X=C1 , Z=S, 2=COCH3 ): 3-溴 -N-(2-(5-乙酰酰氨基 -2-1,3,4-噻二唑 )-4-
氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按上述化合物 N0.21的合成方法进行反应合成得相应的标题化合物。 实施例 9
反应通式:
1 5 1 7
化合物 N0.19 (X=C1 , Z=0, = 2= CH3): 3-溴 -N-(2-(5-二甲氨基 -2-1,3,4-噁二唑 )-4- 氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
M 2.0 g (4mmol) 1 5 加入 10 mL30%甲醛和 10mL甲酸溶液中, 回流反应 5h, 冷却后 加入 10%氢氧化钠水溶液至 pH=10, 过滤, 水洗涤, 干燥, 得到相应的标题化合物(N0.19) 1.6 g。
化合物 NO.20 (X=C1 , Z=S, = 2= CH3): 3-溴 -N-(2-(5-二甲氨基 -2-1,3,4-噻二唑 )-4- 氯 -6-甲基苯基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
按实施例 9化合物 N0.19的合成方法进行反应合成得相应的标题化合物。 实施例 10
反应通式:
取 2.0g( 4.2mmol ) 2-(3-溴小 (3-氯 -2-吡啶基 )-1 H-5-吡唑) -6-氯 -8-甲基 -4 H-3,1-苯并噁嗪 -4-酮 (Ml ) 悬浮于 40 mL DMF中, 加入 0.5gCNC=SNHNH2, 室温反应过夜, 加入对甲苯
磺酸 l.Og和 20 mL 甲苯, 加热至回流反应 4h, 脱溶后,水洗, 过滤, 用环己烷重结晶, 干 燥, 得相应的标题化合物 1.2g。 化合物 N0.35 (X=Br, =CN): 3-溴 -N-(2-(5-氰基 -2-1,3,4-噻二唑 )-4-溴 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 10化合物 N0.34的合成方法进行反应合成得相应的标题化合物。 化合物 N0.36 (X=CN,
3-溴 -N-(2-(5-氯 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 10化合物 N0.34的合成方法,将 Ml与 C1C=SNHNH2进行反应,合成得相应 的标题化合物。 化合物 N0.37 (X=C1,
3-溴 -N-(2-(5-氯 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4-甲酰胺的合成
按实施例 10化合物 N0.34的合成方法, 将 Ml与 C1C=SNHNH2进行反应合成得相应的标题 化合物。 化合物 N0.38 (X=C1,
3-溴 -N-(2-(5-硫氰基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯 基) - 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺的合成
取 2.0g( 3.8mmol ) 3-溴 -N-(2-(5-氯 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1-G-氯 -2-吡啶基) _1_H-吡唑 -4-甲酰胺悬浮于 20 mL DMF中, 加入 0.5g硫氰化钠, 室温反应过夜, 减压脱溶 后, 水洗, 过滤, 环己烷重结晶, 干燥, 得相应的标题化合物 1.0g。 实施例 11
反应通
化合物 N0.42 (X=Br , =COCH3 ): 3-溴 -N-(4-溴 -2-(3-乙酰酰氨基 -5-1,2,4-噁二唑 ))-6- 甲基苯基) -1-(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰胺
将 2.2 g (4mmol) 18溶于 20 mL甲苯和 lmL三乙胺溶液中, 然后加入 0.47g(6mmol) 乙酰氯, 室温反应 2h后倾入 50 mL水中, 搅拌后静置, 分去水层, 减压蒸去溶剂, 乙醇重 结晶后干燥得相应的标题化合物 1.5 g。 化合物 N0.43 (X=CN , 1=S02CH3 ): 3-溴- (4-氰基-2-(3-甲磺酰氨基-5-1,2,4-噁二 唑)) -6-甲基苯基) - 1 -(3-氯 -2-吡啶基)- 1 H-吡唑 -4-甲酰胺
将 2.0 g (4mmol) 18溶于 20 mL甲苯和 lmL三乙胺溶液中, 然后加入 0.7g(6mmol)甲 基磺酰氯, 室温反应 2h后倾入 50 mL水中, 搅拌后静置, 分去水层, 减压蒸去溶剂, 乙醇 重结晶后干燥得相应的标题化合物 1.4 g。 化合物 N0.44 (X=CN , ^CHs ): 3-溴- (4-氰基-2-(3-甲氨基-5-1,2,4-噁二唑))-6-甲 基苯基 )-1-(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰胺
将 2.0 g (4mmol) 18溶于 5 mL 10%的氢氧化钠溶液中, 然后加入含碘甲烷 0.4 mL (6.0 mmol) 乙醇溶液 20 mL。 室温反应 10 h后倾入 50 mL水中, 搅拌 2 h后静置, 过滤, 水洗, 乙醇重结晶后干燥得相应的标题化合物 1.4 g。 各实施例所制得的化合物如表 1、 2所示:
表 1
通式 X z R
NO. 形貌 熔点 /
(Χι/ Χ2) (R1/ R2)
1 I H 0 CH3 白色粉末 258. 2-260. 1
2 I C1 0 CH3 白色粉末 202. 1-204. 2
3 I C1 0 OH 浅黄色粉末 221. 9-224. 1
4 I C1 0 SH 棕色粉末 169. 8-171. 6
5 I C1 0 SCH3 白色粉末 165. 2-167. 5
6 I C1 0 SCH (CH3) 2 白色粉末 230. 0-232. 5
7 I Br 0 SH 白色粉末 245. 5-248. 1
8 I Br 0 SCH3 白色粉末 192. 5-195. 3
9 I CI s SCH3 棕黄色粉末 1 19. 7-121. 1
10 I CI s NH2 浅棕色粉末 317. 2-320. 9
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ΐ Ns ■
O 89ioiAV
/s/u z-iz-onosld 89ioi ιο S ¾ρ)1Γχκp∞s∞Xr)3r6〇λLλ/λϊA/r^Hs==l^^.....
38 (DMSO-d6) 10.50 (s, 1H), 8.54 (s, 1H), 8.13 (s, 1H), 7.63 - 7.33 (m, 4H), 2.35(s, 3H)
39 (CDC13)10.56 (s,lH),8.65—8.44(m,lH),8.18-7.87 (m,2H), 7.55-7.38 (m, 2H), 7.21 (s, 1H), 2.63 (s, 3H), 2.30 (s, 3H)
40 (DMSO-d6)12.38 (s, 1H), 10.30 (s, 1H), 8.47 (s, 1H), 8.20 (s, 1H), 7.66― 7.38 (m, 4H), 2.36 (s, 3H)
41 (DMSO-d6)9.80(s,lH),8.83(d,J=4.2,lH),7.95(s,lH),7.86(d,J=7.8,lH),7.64(s,lH),7.54(s,lH),7 .l l(s,lH),2.38(s,3H)
42 (CDC13)10.88(s,lH),9.90(s,lH),8.65(d,J=4.6,lH),8.22-7.86(m,2H),7.72(s,lH),7.46-7.22(m,l H),7.19(s,lH),2.84(s,3H),2.31(s,3H)
43 (DMSO-d6) 9.80(s,lH),8.42-7.94(m, lH),7.66(d, J =7.9, 2H),7.30(d, J =7.2, 1H), 7.42 - 7.04 (m, 2H), 2.66(s, 3H), 2.48 (s, 3H)
44 (CDC13)10.38(s,lH),9.16(s,lH),8.25(s,lH),7.52(d,J=7.4,lH),7.73(s,lH),7.46(s,2H),
7.21 (s,lH),2.68(s,3H),2.20(s,3H)
45 (DMSO-d6) 10.81 (s, 1H), 8.74 (s, 1H), 8.03 (s, 1H), 7.95- 7.53 (m, 4H), 2.46 (s, 3H)
46 (DMSO-d6) 10.42 (s, 1H), 8.53 (s, 1H), 8.10 (s, 1H), 7.75— 7.38 (m, 4H), 2.36 (s, 3H)
47 (DMSO-d6)8.85(d,J=4.2,lH),7.65(s,lH),7.86(d,J=7.8,lH),7.76(s,lH),7.42(s,lH),7.31(s,lH), 2.46(s,3H)
48 (DMSO-d6)8.55(d,J=4.2,lH),7.85(s,lH),7.86(d,J=7.8,lH),7.78(s,lH),7.64(s,lH),7.20(s,lH), 2.33(s,3H) 下面将叙述以本发明化合物为活性成分的制剂例, 所述的制剂例可用作农业、 园艺和花 卉栽培领域的杀虫剂。 但是, 本发明的实施方式并不限于以下内容。 制剂实施例 1 : 水乳剂
将本发明化合物 20份、 甲苯 12份、 环氧乙烷-环氧丙烷嵌段共聚物 6份、 黄原胶 6份, 乙二 醇 /丙二醇复合防冻剂 8.5份, 有机硅 0.8份, 水 46.7份, 按水乳剂加工工艺得到活性成分为 20% 的水乳剂。 制剂实施例 2: 悬浮剂:
将本发明化合物 25份、 润湿剂对甲基脂肪酰胺基苯磺酸钠 6份、 助悬剂烷基酚聚氧乙烯醚 甲醛缩合物 2份、 增粘剂羧甲基纤维素纳 6份、 防腐剂水杨酸钠 1份、 防冻剂丙二醇 2份、 消泡 剂硅油 1份, 水 57份, 按悬浮剂加工工艺得到活性成分为 25%的悬浮剂。
制剂实施例 3: 乳油
将本发明化合物 10 份、 二甲苯 40 份、 二甲基甲酰胺 35 份、 吐温 80乳化剂 15 份, 按浮 油加工工艺得到活性成分为 10%的乳油。
制剂实施例 4: 水分散颗粒剂
将本发明化合物 80 份、 湿润剂 PO-EO嵌段聚醚 2份、 分散剂萘磺酸缩合物钠盐 10份、 崩 解剂聚乙煅吡咯烷酮 1份、 硅藻土 7份, 按水分散颗粒剂加工工艺得到活性成份为 80%的水分 散颗粒剂。
下面将叙述以本发明化合物为活性成分的杀虫剂的试验例。 但是, 本发明的实施方式并 不限于以下内容。 试验例 1 : 对小菜蛾的杀虫效果
选择 3龄幼虫, 采用浸叶词喂法进行杀虫效果测试。 根据制剂实施例 3的组成方式, 将本 发明实施例的化合物分别制成杀虫剂。 用纯净水将所得到的杀虫剂乳油进行稀释, 均勾混合 得到所需浓度的药液。选取苞菜,清洗并晾干,用打孔器做成叶碟,在药液中浸 10 秒钟取出, 待自然晾干后装入培养皿内。 每皿接入小菜蛾 3龄幼虫 10头, 3次重复, 第 ld、 3d调查死亡虫 数, 统计死亡率, 评价其杀虫效果。 死亡率统计如下表。
— 12—
21 50 8.63 32.45 80.11
22 50 7.47 27.43 77.75
23 10 18.35 46.33 95.12
24 50 7.29 30.42 66.06
25 50 5.62 37.53 64.23
26 50 8.75 30.43 70.32
27 10 21.51 57.56 96.32
28 10 23.65 67.62 100.00
29 10 12.43 55.41 82.62
30 50 10.23 45.52 80.78
31 10 5.64 34.53 66.42
32 10 8.75 23.66 68.44
33 10 15.87 33.23 78.75
34 1 20.32 47.33 90.65
35 1 18.55 57.52 92.85
36 10 6.48 32.64 56.50
37 10 8.68 27.73 45.35
38 10 10.38 38.43 66.78
39 50 4.35 27.32 70.66
40 50 2.48 38.23 78.54
41 50 7.32 18.48 67.03
42 50 6.48 34.33 82.24
43 50 11.36 29.25 87.82
44 50 8.52 32.42 78.23
45 10 5.72 17.46 48.92
46 10 7.29 20.32 56.83
47 10 9.75 28.24 73.52
48 10 3.53 16.73 35.72 化合物 No.2、 No.4、 No.5、 No.6, No.l0、 No.l l、 No.12等在 lOmg/L浓度下的第 3天 杀死 率均达到 100% 。 试验例 2: 对蚕豆蚜的杀虫效果
选择室内连续词养的蚕豆蚜 3日龄若虫, 采用浸渍法进行杀虫效果测试。
根据制剂实施例 3的组成方式, 将本发明的化合物分别制成杀虫剂。用纯净水将所得到的 杀虫剂乳油进行稀释, 配制 400mg/L 的药液。 将 5头成蚜接种于 30~50mm高的蚕豆苗上, 24h 后去除成蚜, 每个蚕豆苗上约有 30头左右初产若蚜, 至第 3天得 3日龄若蚜, 沿茎基部将蚕豆 苗剪下, 记录若蚜基数。 将具若蚜的蚕豆苗在药液中浸 5s 后取出, 插入装有清水的小瓶中培 养(每一浓度重复三次)。 处理后移至观察室, 72h检查死活虫数, 统计死亡率(以蚜虫不能 活动为死亡标准)。 化合物 No.2在 400mg/L浓度下第 3天的死亡率达 96.04%。 化合物 No.35在 400mg/L浓度下第3天的死亡率达95.16%。
试验 3: 对二化螟的杀螟效果
采用二化螟 3龄幼虫, 采用浸稻苗词喂法进行杀虫效果测试。 根据制剂实施例 3的组成方 式, 将本发明实施例的化合物分别制成杀虫剂。 用纯净水将所得到的杀虫剂乳油进行稀释, 均勾混合得到浓度 10mg/L的药液。 选取稻苗, 分志 10株 /组, 在药液中浸 10 秒钟取出, 待自 然晾干后装入指形管内。 每管接入二化螟 3龄幼虫 10头, 3次重复, 第 ld、 3d、 5d、 7d调查死 亡虫数, 统计死亡率, 评价其杀虫效果。 化合物 Ν 11在处理后第 ld、 3d、 5d、 7d调查死亡率 分别为 16.67、 36.67、 43.33、 90.00%。 化合物 No. 34在处理后第 ld、 3d、 5d、 7d调查死亡率分 别为 17.61、 34.61、 42.13、 91.01%。
Claims
1、 式 ( I ) 、 (Π ) 所示的邻杂环甲酰苯胺类化合物,
I II 式中,
1或 2分别独立地为氢、 卤素或氰基;
Z为氧或硫;
Ri或 R2分别独立地为 C1〜C5烷基、 C1〜C5卤代烷基、 羟基、 C1〜C5烷氧基、 Cl〜 C5卤代烷氧基、 巯基、 C1〜C5烷硫基、 氨基、 C1〜C5烷氨基、 C1〜C5卤代烷氨基、 Cl〜 C5烷氧氨基、 C1〜C5烷基磺酰胺基、 C1〜C5酰基、 C1〜C5酰胺基、 卤素、 氰基或硫氰基。
2、 根据权利要求 1所述的邻杂环甲酰苯胺类化合物, 其特征在于所述 1或 2分别独 立地为 H、 F、 CI 、 Br或 CN。
3、 根据权利要求 2所述的邻杂环甲酰苯胺类化合物, 其特征在于所述 1或 2分别独 立地为 CI 、 Br或 CN。
4、根据权利要求 1所述的邻杂环甲酰苯胺类化合物,其特征在于所述的 或 分别独 立地为 C1〜C5烷基、羟基、 C1〜C5烷氧基、巯基、 C1〜C5烷硫基、氨基、 C1〜C5烷氨基、 C1〜C5烷基磺酰胺基、 C1〜C5酰胺基、 卤素、 氰基或硫氰基。
5、 根据权利要求 4所述的邻杂环甲酰苯胺类化合物, 其特征在于所述的!^为 C1〜C5 烷基、 羟基、 巯基、 C1〜C5烷硫基、 氨基、 C1〜C5烷氨基、 C1〜C5烷基磺酰胺基、 Cl〜 C5酰胺基、 卤素、 氰基或硫氰基; 所述的 R2为 C1〜C5烷基、 氨基、 C1〜C5烷氨基、 Cl〜 C5烷基磺酰胺基、 C1〜C5酰胺基、 卤素、 氰基或硫氰基。
6、 根据权利要求 1所述的邻杂环甲酰苯胺类化合物, 其特征在于选自:
3-溴 -N-(2-(5-甲基 -2-1,3,4-噁二唑) - 6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰胺, 3-溴 -N-(2-(5-甲基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-甲基 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺, 3-溴 -N-(2-(5-羟基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-巯基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-巯基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-巯基 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-巯异丙基基 -2-1, 3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-口比 唑 -4-甲酰胺,
3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-巯甲基 -2- 1 ,3,4-噁二唑 )-4-氰基 -6-甲基苯基) - 1 - ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-巯甲基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3—溴 -N-(2-(5-巯甲基 -2- 1 ,3,4-噻二唑 )-4-氰基 -6-甲基苯基) - ( 3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-氨基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) 小 H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氨基 -2-1,3,4-噻二唑 )-4-溴 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3—溴 -N-(2-(5-氨基 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-甲基 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-羟基 -2-1,3,4-噻二唑 )-4-溴 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-巯基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(4-氯 -2-(3-甲基 -5-1,2,4-噁二唑 ))-6-甲基苯基)小(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰 胺, 3-溴 -N-(4-溴 -2-(3-甲基 -5-1,2,4-噁二唑 ))-6-甲基苯基 )小(3-氯 -2-吡啶基) -1Η-吡唑 -4-甲酰 胺,
3-溴 -N-(4-氯 -2-(3-氰基 -5-1,2,4-噁二唑基)) -6-甲基苯基 )小(3-氯 -2-吡啶基) -1H-吡唑 -4-甲 酰胺,
3-溴 -N-(4-氯 -2-(3-氨基 -5-1,2,4-噁二唑 ))-6-甲基苯基 )小(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰 胺,
3-溴 -N-(4-氰基— 2-(3-溴 -5-1,2,4-噁二唑基)) -6-甲基苯基) -1-(3-氯 -2-吡啶基) -1H-吡唑 -4-甲 酰胺,
3-溴 -N-(4-溴— 2-(3-硫氰基 -5-1,2,4-噁二唑基)) -6-甲基苯基) -1-(3-氯 -2-吡啶基) -1H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-氨基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氨基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氰基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氯 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰 胺,
3-溴 -N-(2-(5-硫氰基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-氰基 -2-1,3,4-噁二唑 )-4-溴 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氯 -2-1,3,4-噁二唑 )-4-氰基 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-甲氨基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-甲氨基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-甲磺酰氨基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-口比 唑 -4-甲酰胺,
3-溴 -N-(2-(5-甲磺酰氨基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-口比 唑 -4-甲酰胺,
3-溴 -N-(2-(5-乙酰酰氨基 -2-1,3,4-噁二唑 )-4-氯 -6-甲基苯基)- 1- ( 3-氯 -2-吡啶基) -1-H-口比 唑 -4-甲酰胺, 3-溴 -N-(2-(5-乙酰酰氨基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-口比 唑 -4-甲酰胺,
3-溴 -N-(2-(5-二甲氨基 -2- 1 ,3 ,4-噁二唑) -4-氯 -6-甲基苯基) - 1 - ( 3-氯 -2-吡啶基) - 1 -H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-二甲氨基 -2- 1,3 ,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(2-(5-氰基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氰基 -2-1,3,4-噻二唑 )-4-溴 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氯 -2-1,3,4-噻二唑 )-4-氰基 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲 酰胺,
3-溴 -N-(2-(5-氯 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4-甲酰 胺,
3-溴 -N-(2-(5-硫氰基 -2-1,3,4-噻二唑 )-4-氯 -6-甲基苯基)- 1- (3-氯 -2-吡啶基) -1-H-吡唑 -4- 甲酰胺,
3-溴 -N-(4-溴 -2-(3-乙酰酰氨基 -5-1,2,4-噁二唑 ))-6-甲基苯基) -1-(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰胺,
3-溴 -N-(4-氰基 -2-(3-甲磺酰氨基 -5-1,2,4-噁二唑 ))-6-甲基苯基 )小(3-氯 -2-吡啶基) -1H-吡唑 -4-甲酰胺,
3-溴 -N-(4-氰基 -2-(3-甲氨基 -5-1,2,4-噁二唑 ))-6-甲基苯基 )小(3-氯 -2-吡啶基) -1H-吡唑 -4- 甲酰胺。
7、 权利要求 1〜6中任一所述的邻杂环甲酰苯胺类化合物的制备方法, 其特征在于
Z为氧, 为 〜〔5烷基、 C1〜C5卤代烷基、 氨基、 卤素或氰基, X为 时, 在中 性条件下、 极性非质子溶剂中, 将中间体 Ml与相应的酰肼试剂 CONHNH2反应开环并脱 去一水分子得到通式 ( I 1 ) 所示的化合物, 其反应路线为:
Ml
当 Z为氧, 为 〜〔5烷氨基、 C1〜C5卤代烷氨基、 C1〜C5烷氧氨基、 C1〜C5烷基磺 酰胺基或 C1〜C5酰胺基时, 将 为氨基的化合物 ^与烷基化试剂、 烷氧化试剂、 烷基磺酰 化试剂或酰基化试剂进行反应制备; 当 为硫氰基时, 将 为卤素的化合物 与氰化钠进 行反应制备;
Z为氧, 为羟基, X为 时, 先由中间体 Ml与水合肼反应制备中间体 M2, 在中性 条件下、 极性质子溶剂中, 将中间体 M2与三光气或光气反应闭环得到通式( 1 2)所示的化 合
Z为氧, 为巯基, X为 时, 在碱性条件下、 极性质子溶剂中, 将中间体 M2与二硫 化碳反应闭环得到通 ( 1 3 ) 所示的化合物, 反应路线为:
当 为 C1〜C5烷硫基时, 将式 13化合物与烷基化试剂反应制备;
Z为 S, X为 时, 在碱性条件下、 极性质子溶剂中, 在回流温度下, 用中间体 M2与 二硫化碳、 卤代烃反应, 得到中间体 M3, 再在溶剂中用有机弱酸作催化剂, M3反应脱水缩 合成环得到通式 ( 1 4) 所示的化合物; 或者用中间体 Ml与相应的试剂 NH2NHCS 反应后 得到 M3, 再在溶剂中用有机弱酸作催化剂, M3 反应脱水缩合成环得到通式 ( 1 4) 所示的 化合物, 反应路线为:
M 1
Z为 S时, 在溶剂中将中间体 Ml与相应的试剂 C=SNHNH2反应并脱去一水分子得到 通式 12'所示化合物, 反应路线为:
Ml
8、 权利要求 1所述的邻杂环甲酰苯胺类化合物的制备方法, 其特征在于在碱性条件下、 极性质子溶剂中, 在 70-80 或回流温度下, 中间体 M4与相应的反应试剂 HON=CNH2R2缩 合成环得到通式
9、 权利要求 1〜6中任一所述的化合物在制备杀虫剂方面的用途。
10、 一种杀虫组合物, 以权利要求 1〜6中任一所述的化合物为活性成分, 加上农药助剂 制成水乳剂、 悬浮剂、 水分散粒剂或乳油剂。
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