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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
—— Empenthrin 54406-48-3 C18H26O2
Empenthrin
—— Icone 91465-08-6 C23H19ClF3NO3
Icone
—— Abamectin 71751-41-2 C95H142O28
Abamectin
—— cyhalothrin 91465-08-6 C23H19ClF3NO3
cyhalothrin
—— (E)-1-(4-Chlorophenyl)-2,2,2-trifluoroethanone O-((1,3-dioxolan-2-yl)methyl) oxime 88485-37-4 C12H11ClF3NO3
(E)-1-(4-Chlorophenyl)-2,2,2-trifluoroethanone O-((1,3-dioxolan-2-yl)methyl) oxime
—— Chlorphoxim 14816-20-7 C12H14ClN2O3PS
Chlorphoxim
—— 6-tert-butyl-4-isobutylideneamino-3-methylthio-1,2,4-triazin-5(4H)-one 57052-04-7 C12H20N4OS
6-tert-butyl-4-isobutylideneamino-3-methylthio-1,2,4-triazin-5(4H)-one
—— (1R,4S,4'E,6R,10E,14E,16E,21R)-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'E,6R,10E,14E,16E,21R)-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
—— 2,2-Dimethyl-3-(2,2-dichlorvinyl)cyclopropancarbonsaeure 55667-40-8 C8H10Cl2O2
2,2-Dimethyl-3-(2,2-dichlorvinyl)cyclopropancarbonsaeure
—— 1-(R,S)-cis-trans-permetrinic acid 55667-40-8 C8H10Cl2O2
1-(R,S)-cis-trans-permetrinic acid
—— methyl (3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate 59897-93-7 C9H12Cl2O2
methyl (3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate
—— phoxim 14816-18-3 C12H15N2O3PS
phoxim
—— (3-Chloro-2,6-dimethoxyphenyl)(ethoxyimino)methyl benzoate 29104-30-1 C18H18ClNO5
(3-Chloro-2,6-dimethoxyphenyl)(ethoxyimino)methyl benzoate
—— (2R,3S)-1-(2,4-dichlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)pentan-3-ol 75736-33-3 C15H19Cl2N3O
(2R,3S)-1-(2,4-dichlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)pentan-3-ol
—— trifloxystrobin 141493-03-0 C20H19F3N2O4
trifloxystrobin
—— 6,7-dihydrodipyrido<1,2-a:1',2'-c>pyrazinium radical cation 2764-72-9 C12H12N2
6,7-dihydrodipyrido<1,2-a:1',2'-c>pyrazinium radical cation
—— (22R,23R)-2α,3α,22,23-tetrahydroxy-B-homo-7-oxa-5α-campestan-6-one 72962-43-7 C28H48O6
(22R,23R)-2α,3α,22,23-tetrahydroxy-B-homo-7-oxa-5α-campestan-6-one
—— lambda-cyhalothrin 68085-85-8 C23H19ClF3NO3
lambda-cyhalothrin
—— 2-cyano-N-((ethylamino)carbonyl)-2-(methoxyimino)acetamide 57966-95-7 C7H10N4O3
2-cyano-N-((ethylamino)carbonyl)-2-(methoxyimino)acetamide
—— (1S,2R,4R,5S,7S,11S,12S,16S)-15-[(2S,3S,4R,5R)-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
(1S,2R,4R,5S,7S,11S,12S,16S)-15-[(2S,3S,4R,5R)-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
—— (1R,2S,4S,5R,7R,11R,12R,15S,16R)-15-[(2R,3S,4S,5R)-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
(1R,2S,4S,5R,7R,11R,12R,15S,16R)-15-[(2R,3S,4S,5R)-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
—— (2S)-1-(4-chlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)-3-pentanol 76738-62-0 C15H20ClN3O
(2S)-1-(4-chlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)-3-pentanol
—— Benzoic acid;2-butan-2-yl-21',24'-dihydroxy-12'-[4-methoxy-5-[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 137512-74-4 C56H81NO15
Benzoic acid;2-butan-2-yl-21',24'-dihydroxy-12'-[4-methoxy-5-[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
—— 2-Propen-1-one,1-(4'-bromo[1,1'-biphenyl]-4-yl)-3-phenyl- 85098-88-0 C21H15BrO
2-Propen-1-one,1-(4'-bromo[1,1'-biphenyl]-4-yl)-3-phenyl-
—— methyl (Z,Z)-α-methoxyimino-2-[({1-[3-(trifluoromethyl)phenyl]ethylidene}amino)oxymethyl]benzeneacetate 711603-62-2 C20H19F3N2O4
methyl (Z,Z)-α-methoxyimino-2-[({1-[3-(trifluoromethyl)phenyl]ethylidene}amino)oxymethyl]benzeneacetate
—— [(1S)-2-methyl-4-oxo-3-[(2Z)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate;[(1S)-2-methyl-4-oxo-3-[(2Z)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-3-[(E)-3-methoxy-2-methyl-3-oxoprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate 8003-34-7 C43H56O8
[(1S)-2-methyl-4-oxo-3-[(2Z)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate;[(1S)-2-methyl-4-oxo-3-[(2Z)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-3-[(E)-3-methoxy-2-methyl-3-oxoprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate
—— Parzate 142-59-6 C4H8N2NaS4+
Parzate
—— Emamectin [ISO] 119791-41-2 C97H148N2O26
Emamectin [ISO]
—— emamectin 119791-41-2 C49H75NO13
emamectin
—— (+)-Trans-Chlordane 5103-74-2 C10H6Cl8
(+)-Trans-Chlordane
—— Flutianil 958647-10-4 C19H14F4N2OS2
Flutianil
—— (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-(Trifluoromethyl)imidazo[1,2-a]pyridine-2-carbaldehyde 881841-26-5 C9H5F3N2O
5-(Trifluoromethyl)imidazo[1,2-a]pyridine-2-carbaldehyde
—— 3-Methyl-6-phenyl-5-amino-imidazo<2.1-b>thiazol 94802-79-6 C12H11N3S
3-Methyl-6-phenyl-5-amino-imidazo<2.1-b>thiazol
—— 3-Methyl-6-(trifluoromethyl)imidazo[2,1-b]thiazole-5-carboxylic acid 1368302-66-2 C8H5F3N2O2S
3-Methyl-6-(trifluoromethyl)imidazo[2,1-b]thiazole-5-carboxylic acid
—— 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
—— avermectin B<sub>1a</sub> 73989-17-0 C48H72O14
avermectin B<sub>1a</sub>
—— 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