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化学农药原药

农药是一类化学药剂,在农业上用于保护农作物免受病、虫、鼠害以及杂草侵害,并可调节植物生长。除农业应用外,还广泛应用于卫生防疫、林业、畜牧业和环境卫生等方面。

根据防治对象的不同,可分为杀虫剂、杀菌剂、杀螨剂、杀线虫剂、杀鼠剂、除草剂、脱叶剂及植物生长调节剂等类别。

全世界已开发的农药品种超过一千多种,其中多数为化学合成产品,也有少量来自生物源。

用于防治有害昆虫的农药称为杀虫剂。早期使用的主要是生物源杀虫剂(如除虫菊、烟碱)和无机化合物,直到20世纪40年代,滴滴涕和六六六的发现与应用促进了有机杀虫剂的发展,出现了以有机氯、有机磷及氨基甲酸酯为代表的三大类有机杀虫剂。杀虫剂不仅广泛应用于农业领域,也在家庭卫生和其他方面发挥着作用。

使用杀虫剂是防治害虫的有效方法之一,但长期使用可能导致昆虫产生抗药性,从而降低药效,需要更换不同种类的药物。

防治各类农作物病原微生物的农药称为杀菌剂,当前主要以防治真菌病害的药剂为主,而防治细菌和病毒的药剂发展相对缓慢。杀鼠剂用于毒杀鼠类,早期使用急性杀鼠剂,因对人畜有毒性而逐渐被较为安全的慢性杀鼠剂替代,后者多为抗凝血药剂。

除草剂又称除莠剂,主要用于防除农田中的杂草。

植物生长调节剂是一类具有调控植物生长发育功能的农药,其特点是用量极小却能促进或抑制植物生命过程的关键环节,从而满足人类的需求。

中文名称 英文名称 CAS号 化学式 结构式图片
—— (2R)-2-bromo-2-(bromomethyl)pentanedinitrile 35691-65-7 C6H6Br2N2
(2R)-2-bromo-2-(bromomethyl)pentanedinitrile
—— diclobutrazol 84709-82-0 C15H19Cl2N3O
diclobutrazol
—— 1H-1,2,4-Triazole-1-ethanol, beta-((2,4-dichlorophenyl)methyl)-alpha-(1,1-dimethylethyl)-, (alphaS,betaS)- 75736-33-3 C15H19Cl2N3O
1H-1,2,4-Triazole-1-ethanol, beta-((2,4-dichlorophenyl)methyl)-alpha-(1,1-dimethylethyl)-, (alphaS,betaS)-
—— trans-2,2-dimethyl-3-(2'-chloro-3',3',3'-trifluoropropenyl)-cyclopropanecarboxylic acid 72748-35-7 C9H10ClF3O2
trans-2,2-dimethyl-3-(2'-chloro-3',3',3'-trifluoropropenyl)-cyclopropanecarboxylic acid
—— cis-3-(2-Chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-cyclopropanecarboxylic Acid 72748-35-7 C9H10ClF3O2
cis-3-(2-Chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-cyclopropanecarboxylic Acid
—— Natroba-spinosyn A 131929-60-7 C41H65NO10
Natroba-spinosyn A
—— Bicyclo(2.2.1)hept-5-ene-2,3-dicarboxylic acid, dimethyl ester 5826-73-3 C11H14O4
Bicyclo(2.2.1)hept-5-ene-2,3-dicarboxylic acid, dimethyl ester
—— trans-5-(4-Chlorophenyl)-N-cyclohexyl-4-methyl-2-oxo-3-thiazolidinecarboxamide 78587-05-0 C17H21ClN2O2S
trans-5-(4-Chlorophenyl)-N-cyclohexyl-4-methyl-2-oxo-3-thiazolidinecarboxamide
—— paclobutrazol 76738-62-0 C15H20ClN3O
paclobutrazol
—— beta-cyfluthrin 86560-92-1 C22H18Cl2FNO3
beta-cyfluthrin
—— Benzohydroxamic acid, O-benzoyl-3-chloro-2,6-dimethoxy-N-ethyl- 29104-30-1 C18H18ClNO5
Benzohydroxamic acid, O-benzoyl-3-chloro-2,6-dimethoxy-N-ethyl-
—— d,d-T80-Prallethrin 23031-36-9 C19H24O3
d,d-T80-Prallethrin
—— Hydroxylammonium sulfate 10039-54-0 H8N2O6S
Hydroxylammonium sulfate
—— (1R,3R)-((S)-2-methyl-4-oxo-3-((Z)-penta-2,4-dienyl)cyclopent-2-enyl) 3-((E)-3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate 121-29-9 C22H28O5
(1R,3R)-((S)-2-methyl-4-oxo-3-((Z)-penta-2,4-dienyl)cyclopent-2-enyl) 3-((E)-3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate
—— Disodium methylarsonate 144-21-8 CH3AsNa2O3
Disodium methylarsonate
—— trans-permethrin 61949-77-7 C21H20Cl2O3
trans-permethrin
—— pyraziflumid 942515-63-1 C18H10F5N3O
pyraziflumid
—— cyproconazole 94361-06-5 C15H19N3O2
cyproconazole
—— cypermethrin 71697-59-1 C22H19Cl2NO3
cypermethrin
—— (R)-α-cyano-3-phenoxybenzyl trans-3-(2,2-dichlorovinyl)-2,2-dimethyl-cycloprpanecarboxylate 67375-30-8 C22H19Cl2NO3
(R)-α-cyano-3-phenoxybenzyl trans-3-(2,2-dichlorovinyl)-2,2-dimethyl-cycloprpanecarboxylate
—— 1S-trans-αR-cypermethrin 71697-59-1 C22H19Cl2NO3
1S-trans-αR-cypermethrin
—— 4-{[(1-propyl-1H-imidazol-5-yl)methyl]sulfinyl}phenylamine 597583-07-8 C13H17N3OS
4-{[(1-propyl-1H-imidazol-5-yl)methyl]sulfinyl}phenylamine
—— 3'-phenoxy-4'-fluoro-α-cyanobenzyl 2,2-dimethyl-3-[2-(4-chlorophenyl)-2-chlorovinyl]-cyclopropane carboxylate 69770-45-2 C28H22Cl2FNO3
3'-phenoxy-4'-fluoro-α-cyanobenzyl 2,2-dimethyl-3-[2-(4-chlorophenyl)-2-chlorovinyl]-cyclopropane carboxylate
—— Nicotinyl tartrate 100-55-0 C10H13NO7
Nicotinyl tartrate
—— paclobutrazol 82336-55-8 C15H20ClN3O
paclobutrazol
—— (1S,2R,4R)-4-isopropyl-1-methyl-2-(o-tolylmethoxy)-7-oxabicyclo[2 .2.1]heptane 87818-31-3 C18H26O2
(1S,2R,4R)-4-isopropyl-1-methyl-2-(o-tolylmethoxy)-7-oxabicyclo[2 .2.1]heptane
—— Gibberellin A4 468-44-0 C19H24O5
Gibberellin A4
—— (5-Benzylfuran-3-yl)methyl 2,2-dimethyl-3-[(2-oxothiolan-3-ylidene)methyl]cyclopropane-1-carboxylate 58769-20-3 C23H24O4S
(5-Benzylfuran-3-yl)methyl 2,2-dimethyl-3-[(2-oxothiolan-3-ylidene)methyl]cyclopropane-1-carboxylate
—— (1R,4S)-1,2,2,3,3,4,7-heptachloro-5,5-dimethyl-6-methylidenebicyclo[2.2.1]heptane 8001-50-1 C10H9Cl7
(1R,4S)-1,2,2,3,3,4,7-heptachloro-5,5-dimethyl-6-methylidenebicyclo[2.2.1]heptane
—— (1R,2R,5S,8R,9S,10R,11S,12S)-12-hydroxy-11-methyl-6-methylidene-16-oxo-15-oxapentacyclo[9.3.2.15,8.01,10.02,8]heptadecane-9-carboxylic acid 468-44-0 C19H24O5
(1R,2R,5S,8R,9S,10R,11S,12S)-12-hydroxy-11-methyl-6-methylidene-16-oxo-15-oxapentacyclo[9.3.2.15,8.01,10.02,8]heptadecane-9-carboxylic acid
—— (1<i>RS</i>,2<i>RS</i>)-1,3-diacetoxy-2-nitro-1-phenyl-propane 65934-94-3 C13H15NO6
(1<i>RS</i>,2<i>RS</i>)-1,3-diacetoxy-2-nitro-1-phenyl-propane
—— (1S)-1-(ethylcarbamoyl)ethyl N-phenylcarbamate 16118-49-3 C12H16N2O3
(1S)-1-(ethylcarbamoyl)ethyl N-phenylcarbamate
—— 1-(4-chlorophenyl)-1-(1,3-dioxolan-2-ylmethoxyimino)-2,2,2-trifluoroethane 88485-37-4 C12H11ClF3NO3
1-(4-chlorophenyl)-1-(1,3-dioxolan-2-ylmethoxyimino)-2,2,2-trifluoroethane
—— 2-epiavermectin B<sub>1a</sub> 65195-55-3 C48H72O14
2-epiavermectin B<sub>1a</sub>
—— Metofluthrin 240494-70-6 C18H20F4O3
Metofluthrin
—— triapenthenol 76608-88-3 C15H25N3O
triapenthenol
—— Chlorphoxime 14816-20-7 C12H14ClN2O3PS
Chlorphoxime
—— Pyretrin II 121-29-9 C22H28O5
Pyretrin II
—— Crotoxyphos 7700-17-6 C14H19O6P
Crotoxyphos
—— propetamphos 31218-83-4 C10H20NO4PS
propetamphos
—— Kadethrin 58769-20-3 C23H24O4S
Kadethrin
—— dimethomorph 113210-98-3 C21H22ClNO4
dimethomorph
—— methyl (Z,E)-α-methoxyimino-2-[({1-[3-(trifluoromethyl)phenyl]ethylidene}amino)oxymethyl]benzeneacetate 863649-09-6 C20H19F3N2O4
methyl (Z,E)-α-methoxyimino-2-[({1-[3-(trifluoromethyl)phenyl]ethylidene}amino)oxymethyl]benzeneacetate
—— endosulfan alcohol 2157-19-9 C9H8Cl6O2
endosulfan alcohol
—— trans-1,4,5,6,7,7-Hexachlor-2,3-bis-hydroxymethyl-bicyclo<2.2.1>hept-5-en 2157-19-9 C9H8Cl6O2
trans-1,4,5,6,7,7-Hexachlor-2,3-bis-hydroxymethyl-bicyclo<2.2.1>hept-5-en
—— alpha-endosulfan 959-98-8 C9H6Cl6O3S
alpha-endosulfan
—— Benzoximate 29104-30-1 C18H18ClNO5
Benzoximate
—— 2-Aminoethoxy-(2-propan-2-yloxycarbonylphenoxy)-sulfanylidenephosphanium 25205-08-7 C12H17NO4PS+
2-Aminoethoxy-(2-propan-2-yloxycarbonylphenoxy)-sulfanylidenephosphanium
—— Pyrethrin 121-29-9 C22H28O5
Pyrethrin
—— Isopropyl 3-(ethylamino(methoxy)phosphinothioyloxy)isocrotonate 31218-83-4 C10H20NO4PS
Isopropyl 3-(ethylamino(methoxy)phosphinothioyloxy)isocrotonate