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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
—— (+)-Trans-Chlordane 5103-74-2 C10H6Cl8
(+)-Trans-Chlordane
—— (1'R,3S,4'S,6S,8'R,10'E,12'S,13'S,14'E,16'E,20'R,21'R,24'S)-2-[(2S)-butan-2-yl]-21',24'-dihydroxy-12'-[(2R,4S,5S,6S)-4-methoxy-5-[(2S,4S,5R,6S)-4-methoxy-6-methyl-5-(methylamino)oxan-2-yl]oxy-6-methyloxan-2-yl]oxy-3,11',13',22'-tetramethylspiro[2,3-dihydropyran-6,6'-3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene]-2'-one 119791-41-2 C49H75NO13
(1'R,3S,4'S,6S,8'R,10'E,12'S,13'S,14'E,16'E,20'R,21'R,24'S)-2-[(2S)-butan-2-yl]-21',24'-dihydroxy-12'-[(2R,4S,5S,6S)-4-methoxy-5-[(2S,4S,5R,6S)-4-methoxy-6-methyl-5-(methylamino)oxan-2-yl]oxy-6-methyloxan-2-yl]oxy-3,11',13',22'-tetramethylspiro[2,3-dihydropyran-6,6'-3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene]-2'-one
—— (2R,16S)-15-(3,4-dihydroxy-5,6-dimethylheptan-2-yl)-4,5-dihydroxy-2,16-dimethyl-9-oxatetracyclo[9.7.0.02,7.012,16]octadecan-8-one 72962-43-7 C28H48O6
(2R,16S)-15-(3,4-dihydroxy-5,6-dimethylheptan-2-yl)-4,5-dihydroxy-2,16-dimethyl-9-oxatetracyclo[9.7.0.02,7.012,16]octadecan-8-one
—— 1-[(2-chloro-1,3-thiazol-5-yl)methyl]-2-nitro-3-(trideuteriomethyl)guanidine 210880-92-5 C6H8ClN5O2S
1-[(2-chloro-1,3-thiazol-5-yl)methyl]-2-nitro-3-(trideuteriomethyl)guanidine
—— (2R,5R,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
(2R,5R,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
—— sulfur-32 13981-57-2 S
sulfur-32
—— (1R,4S,4'Z,5'S,6R,6'S,8R,10E,13R,16E,20R,21R,24S)-21,24-dihydroxy-4'-methoxyimino-5',11,13,22-tetramethyl-6'-[(E)-4-methylpent-2-en-2-yl]spiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one 113507-06-5 C37H53NO8
(1R,4S,4'Z,5'S,6R,6'S,8R,10E,13R,16E,20R,21R,24S)-21,24-dihydroxy-4'-methoxyimino-5',11,13,22-tetramethyl-6'-[(E)-4-methylpent-2-en-2-yl]spiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one
—— (2-methyl-3-phenyl-phenyl)methyl (3S)-3-[(Z)-2-chloro-3,3,3-trifluoro-prop-1-enyl]-2,2-dimethyl-cyclopropanecarboxylate 82657-04-3 C23H22ClF3O2
(2-methyl-3-phenyl-phenyl)methyl (3S)-3-[(Z)-2-chloro-3,3,3-trifluoro-prop-1-enyl]-2,2-dimethyl-cyclopropanecarboxylate
—— 5-(1-methyl-1H-2-imidazolyl)-1,3,4-thiadiazol-2-amine 25306-10-9 C6H7N5S
5-(1-methyl-1H-2-imidazolyl)-1,3,4-thiadiazol-2-amine
—— trans chlordane 5103-74-2 C10H6Cl8
trans chlordane
—— (1S,2R,3R,4S,6R,7R)-1,3,4,7,8,9,10,10-octachlorotricyclo[5.2.1.02,6]dec-8-ene 57-74-9 C10H6Cl8
(1S,2R,3R,4S,6R,7R)-1,3,4,7,8,9,10,10-octachlorotricyclo[5.2.1.02,6]dec-8-ene
—— trans-chlordane 5103-74-2 C10H6Cl8
trans-chlordane
—— 2-methyl-2-(methylthio)-propionaldehyde oxime 1646-75-9 C5H11NOS
2-methyl-2-(methylthio)-propionaldehyde oxime
—— metamifop 256412-89-2 C23H18ClFN2O4
metamifop
—— sodium 4-chlorophenoxy acetate 13730-98-8 C8H6ClO3*Na
sodium 4-chlorophenoxy acetate
—— cis-(+)-3-(2',2'-dibromovinyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid 53179-78-5 C8H10Br2O2
cis-(+)-3-(2',2'-dibromovinyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid
—— 2-cyano-N-[(ethylamino)carbonyl]-2-(methoxyimino)acetamide 57966-95-7 C7H10N4O3
2-cyano-N-[(ethylamino)carbonyl]-2-(methoxyimino)acetamide
—— bispyribac sodium salt 125401-92-5 C19H17N4O8*Na
bispyribac sodium salt
—— clethodim 99129-21-2 C17H26ClNO3S
clethodim
—— (2Z,4E)-5-((S)-1-hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-enyl)-3-methylpenta-2,4-dienoic acid 2228-72-0 C15H20O4
(2Z,4E)-5-((S)-1-hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-enyl)-3-methylpenta-2,4-dienoic acid
—— triflumizole 68694-11-1 C15H15ClF3N3O
triflumizole
—— methyl 2-(2-hydroxyphenyl)-3-methoxyacrylate 125808-20-0 C11H12O4
methyl 2-(2-hydroxyphenyl)-3-methoxyacrylate
—— Arrhenal 144-21-8 CH3AsO3*2Na
Arrhenal
—— monosodium methanearsonate 2163-80-6 CH4AsO3*Na
monosodium methanearsonate
—— pyrithiobac sodium 123343-16-8 C13H10ClN2O4S*Na
pyrithiobac sodium
—— ethyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate 97-41-6 C12H20O2
ethyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
—— 5-bromo-7-chloro-2-methylbenzo[d]oxazole 1226070-17-2 C8H5BrClNO
5-bromo-7-chloro-2-methylbenzo[d]oxazole
—— diquat dibromide 85-00-7 2Br*C12H12N2
diquat dibromide
—— 1R,cis-RU 15525 58769-20-3 C23H24O4S
1R,cis-RU 15525
—— (3R)-1-(4-chlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)pentan-3-ol 76738-62-0 C15H20ClN3O
(3R)-1-(4-chlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)pentan-3-ol
—— 6-methyl-4-[(Z)-pyridin-3-ylmethylideneamino]-2,5-dihydro-1,2,4-triazin-3-one 123312-89-0 C10H11N5O
6-methyl-4-[(Z)-pyridin-3-ylmethylideneamino]-2,5-dihydro-1,2,4-triazin-3-one
—— Sebuthylazine-2-hydroxy 33124-61-7 C9H17N5O
Sebuthylazine-2-hydroxy
—— 2,2-Dimethyl-3-(2-methyl-propenyl)-cyclopropanecarboxylic acid 2-methyl-4-oxo-3-((E)-penta-2,4-dienyl)-cyclopent-2-enyl ester 56586-14-2 C21H28O3
2,2-Dimethyl-3-(2-methyl-propenyl)-cyclopropanecarboxylic acid 2-methyl-4-oxo-3-((E)-penta-2,4-dienyl)-cyclopent-2-enyl ester
—— (1R,4S,5'S,6R,6'S,8R,13R,20R,21R,24S)-21,24-dihydroxy-4'-methoxyimino-5',11,13,22-tetramethyl-6'-(4-methylpent-2-en-2-yl)spiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one 113507-06-5 C37H53NO8
(1R,4S,5'S,6R,6'S,8R,13R,20R,21R,24S)-21,24-dihydroxy-4'-methoxyimino-5',11,13,22-tetramethyl-6'-(4-methylpent-2-en-2-yl)spiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one
—— 2,4,5-Trichlorophenoxyacetic acid-d4 358731-37-0 C8H5Cl3O3
2,4,5-Trichlorophenoxyacetic acid-d4
—— 2-(1-ethoxyiminopropyl)-5-(2,4,6-trimethylphenyl)-3-hydroxy-2-cyclohexen-1-one 87820-88-0 C20H27NO3
2-(1-ethoxyiminopropyl)-5-(2,4,6-trimethylphenyl)-3-hydroxy-2-cyclohexen-1-one
—— oxalic dichloride 79-37-8 C2Cl2O4
oxalic dichloride
—— chlorempenthrin 54407-47-5 C16H20Cl2O2
chlorempenthrin
—— Fenvalerate 51630-58-1 C25H22ClNO3
Fenvalerate
—— quizalofop-p-ethyl 76578-14-8 C19H17ClN2O4
quizalofop-p-ethyl
—— 4-bromo-1H-imidazole-2-carboxylic acid 1260753-02-3 C4H3BrN2O2
4-bromo-1H-imidazole-2-carboxylic acid
—— Carbam 137-42-8 C2H5NNaS2+
Carbam
—— sodium 2,2-dichloropropionate 127-20-8 C3H3Cl2O2*Na
sodium 2,2-dichloropropionate
—— cycloxydim 101205-02-1 C17H27NO3S
cycloxydim
—— 3-(3,5-dichlorophenyl)-1,5-dimethyl-3-azabicyclo[3.1.0]hexane-2,4-dione 32809-16-8 C13H11Cl2NO2
3-(3,5-dichlorophenyl)-1,5-dimethyl-3-azabicyclo[3.1.0]hexane-2,4-dione
—— hexythiazox 78587-05-0 C17H21ClN2O2S
hexythiazox
—— methoprene 40596-69-8 C19H34O3
methoprene
—— sodium 2,4,6-trichlorophenolate 3784-03-0 C6H2Cl3O*Na
sodium 2,4,6-trichlorophenolate
—— sethoxydim 74051-80-2 C17H29NO3S
sethoxydim
—— (+/-)-cis-2-(2,2-dichloroethenyl)-3,3-dimethylcyclopropanecarboxylic acid chloride 52314-67-7 C8H9Cl3O
(+/-)-cis-2-(2,2-dichloroethenyl)-3,3-dimethylcyclopropanecarboxylic acid chloride