CN1115757A - 除草剂四唑啉酮类化合物 - Google Patents
除草剂四唑啉酮类化合物 Download PDFInfo
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- CN1115757A CN1115757A CN95103007A CN95103007A CN1115757A CN 1115757 A CN1115757 A CN 1115757A CN 95103007 A CN95103007 A CN 95103007A CN 95103007 A CN95103007 A CN 95103007A CN 1115757 A CN1115757 A CN 1115757A
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- weeding
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- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
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- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
- C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D257/04—Five-membered rings
-
- 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
- A01N43/713—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with four or more nitrogen atoms as the only ring hetero atoms
-
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/38—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Dentistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Plant Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
新的式(I)的四咪啉酮类化合物,其中Y表示氢、溴或甲基,R1表示乙基或正丙基,和R2表示环戊基或环己基,其前提条件是R1和R2的碳原子总数是7或8,它们的制备方法,以及该新的化合物作为除草剂,特别是防治稻田杂草的用途。该新的四唑啉酮类化合物(I)可以与其他除草剂混合。
Description
本发明涉及新的四唑啉酮类化合物(tetrazolinones)、其制备方法,和其作为除草剂、特别是作为稻田除草剂的应用。
四唑啉酮衍生物具有除草性质已经被披露过(参见美国专利4618365、4826529、4830661、4956469、5003075、4019152和5136868或相应的欧洲申请EP-A-146279和EP-A-202929;另外参见EP-A-571854,EP-A-571855,EP-A-572855和EP-A-578090)。
Y表示氢、溴或甲基,
R1表示乙基或正丙基,和
R2表示环戊基或环己基,
其前提是R1和R2的碳原子总数是7或8。
R1和R2具有与上述相同的含义,和
Hal是离去基团如氯、溴等。
新的四唑啉酮类化合物(I)具有强的除草性质,尤其是除稻田杂草。
虽然根据本发明的式(I)化合物-般地落入上文提及的美国专利和相应的欧洲申请的范围内,但是,该式(I)化合物在其中并没有具体地被披露。
出入意料的是式(I)化合物显示出比在上述参考文献中具体公开的那些化合物高得多的对稻田杂草的除草作用。
根据本发明的式(I)化合物中的优选的化合物是下述化合物,其中:
Y表示氢或甲基。
具体地说,除了在实施例中提到的化合物之外,在下文中还可提及下列化合物:
1-(2-溴苯基)-4-(N-环戊基-N-乙基氨基甲酰基)-5(4H)-四唑啉酮,
1-(2-溴苯基)-4-(N-环戊基-N-正丙基氨基甲酰基)-5(4H)-四唑啉酮,
1-(2-溴苯基)-4-(N-环己基-N-乙基氨基甲酰基)-5(4H)-四唑啉酮,
1-(2-溴-6-甲基苯基)-4-(N-环戊基-N-丙基氨基甲酰基)-5(4H)-四唑啉酮,和
1-(2-溴-6-甲基苯基)-4-(N-环己基-N-乙基氨基甲酰基)-5(4H)-四唑啉酮。
式(II)的起始化合物可以用类以于描述于下文中的方法制备:“The Journal of Organic Chemistry”,Vol.45,No.21,1980,第5130-5136页或“The Journal of American ChemicalSociety”,Vol.81,No.7,1980,第3076-3079页。
作为式(II)化合物的实例,可提及下列化合物:
1-(2-溴苯基)-5(4H)-四唑啉酮
1-(2-溴-6-甲基苯基)-5(4H)-四唑啉酮,和
1-(2,6-二溴苯基)-5(4H)-四唑啉酮。
式(III)的化合物在本领域或有机化学中是公知的。作为其具体实例可提及下列化合物:
N-环戊基-N-乙基氨基甲酰氯,
N-环戊基-N-正丙基氨基甲酰氯,和
N-环己基-N-乙基氨基甲酰氯。
在进行上面提到的方法时,可以用任何惰性有机溶剂作为适当的稀释剂。
这种稀释剂的例子是可以任意被氯化了的脂族烃类,环脂族烃类和芳香烃类,如戊烷、己烷、环己烷、石油醚、石油英、苯、甲苯、二甲苯、二氯甲烷、氯仿,四氯化碳、1,2-二氯乙烷、氯苯、二氯苯等;醚类如乙醚、甲基乙基醚、二异丙醚、二丁醚、二噁烷、二甲氧基乙烷(DME)、四氢呋喃(THF)、二甘醇二甲基醚(DGM)等:腈类如乙腈、丙腈等,酰胺类如二甲基甲酰胺(DMF)、二甲基乙酰胺(DMA)、N-甲基吡咯烷酮、1,3-二甲基-2-咪唑啉酮、六甲基磷酰三胺(HMPA)等;砜类和亚砜类如二甲亚砜(DMSO)、四氢噻吩砜等;和碱如吡啶。
上述方法可以在酸结合剂存在下进行,作为酸结合剂可以提及,例如无机碱,它包括氢氧化物,碳酸盐、碳酸氢盐、醇盐,和碱金属氢化物,如碳酸氢钠、碳酸氢钾、碳酸钠、碳酸钾、氢氧化锂、氢氧化钠、氢氧化钾、氢氧化钙、甲醇钠、甲醇钾、叔丁醇钾、氢化锂、氢化钠、氢化钾等:碱金属无机氨化物如氨化锂、氨化钠、氨化钾等;和有机碱,包括叔胺、二烷基氨基苯胺类和吡啶类,如三乙胺、1,1,4,4-四甲基-1,2-乙二胺(TMEDA)、N,N-二甲基苯胺、N,N-二乙基苯胺、吡啶、4-二甲氨基吡啶(DMAP)、1,4-二氨杂二环[2,2,2]辛烷(DABC0)、1,8-二氮杂二环[5,4,0]-+一碳-7-烯(DBU)等。此外,可以使用有机锂化合物,例如甲基锂、正丁基锂、仲丁基锂、叔丁基锂、苯基锂、二甲基铜锂、二异丙基氨化锂、环己基异丙基氨化锂、二环己基氨化锂、正丁基锂·DABC0、正丁基锂·DBU、正丁基锂·TMEDA等。
在上述方法中,反应温度可以在很宽范围内变化。通常,反应在约-30℃至约200℃,优选在约-20℃至约130℃温度下进行。
而且,该反应优选在常压下进行,尽管也可以使用高压或低压。
实施上述方法时,对每摩尔式(II)化合物,可以使用,例如,1.0至1.2mol在稀释剂如乙腈中的式(III)化合物,在1至1.2mol的酸结合剂存在下得到所需的化合物。
根据本发明的通式(I)表示的化合物可以用作控制稻田杂草的除草剂。
而且,已经发现除草的混合组合物可具有特别高的除草活性,该组合物包含作为活性组分的根据本发明的通式(I)表示的化合物,以及与之在一起的至少一种选自下列的化合物:除草活性的磺酰胺类、除草活性的吡唑类、除草活性的N-丙酰苯胺类、除草活性的三嗪类、除草活性的氨基甲酸酯类、除草活性的二苯基醚类、除草活性的嘧啶类和除草活性的酰胺类。
出入预料的是,已经发现根据本发明的该除草的混合组合物显出比各个除草活性组分可单独具有的除草效果的总和高出很多的除草效果,其结果是,当进行控制杂草操作时其每个活性化合物的浓度可大为降低,同时却可以得到宽的除草谱。而且,已经发现根据本发明的除草组合物扩大了可能使用的时期,例如,在水稻耕种中,并在杂草萌发早期至杂草生长期期间内显出良好的除草效果,并且延长了活性周期,对水稻具有良好的残效,无药害,和良好的除草效果。
可以用于本发明的除草的混合组合物中的除草磺酰胺类的具体实例是,例如:
N-2-联苯基磺酰基N′-(4,6-二甲氧基-1,3,5-三嗪-2-基)-脲,
5-[3-(4,6-二甲氧基嘧啶-2-基)脲基磺酰基]-1-甲基吡唑-4-羧酸乙酯,
2-[3-(4,6-二甲氧基嘧啶-2-基)脲基磺酰基甲基]-苯甲酸甲酯,
3-(4,6-二甲氧基-1,3,5-三嗪-2-基)-1-[2-(2-甲氧基乙氧基)-苯磺酰基]-脲,
N-(2-氯代咪唑并[1,2-a]吡啶-3-基-磺酰基)-N′-(4,6-二甲氧基-嘧啶-2-基)脲,
N′-(4,6-二甲氧基嘧啶-2-基)-N″-(4-甲基苯磺酰氨基)-N-(4-乙氧羰基-1-甲基吡唑-5-基-磺酰基)-胍,和
N-(2-环丙基羰基苯基氨磺酰)-N′-(4,6-二甲氧基嘧啶-2-基)-脲。
上述化合物也是本领域公知的(见日本特公昭481/1984,特开昭112379/1982,56452/1982,122488/1984,38091/1989和704751/1989)。
可以用于本发明的除草活性的吡唑类的具体例子可提及的是,例如:
4-(2,4-二氯苯甲酰基)-1,3-二甲基吡唑-5-基-对甲苯磺酸酯,
2-[4-(2,4-二氯苯甲酰基)-1,3-二甲基吡唑-5-基]乙酰苯,和
2-[4-(2,4-二氯-间甲苯基)-1,3-二甲基吡唑-5-基氧基]-4-甲基乙酰苯。
可以用于本发明的N-丙酰苯胺类的具体实例可提及的是,例如:
2-(β-萘氧基)-N-丙酰苯胺,和
(RS)-2-(2,4-二氯-间-甲苯基氧基)-N-丙酰苯胺。
可以用于本发明的除草活性的三嗪类的具体实例可提及的是,例如:
2,4-二(乙氨基)-6-(甲氨基)-1,3,5-三嗪,和
2-乙氨基-4-(1,2-二甲基丙氨基)-6-甲硫基-1,3,5-三嗪。
作为除草活性的氨基甲酸酯类的具体实例可以提及的是,例如:
二乙基硫代氨基甲酸S-对氯苄基酯,
哌啶-1-硫代羧酸S-1-甲基-1-苯乙基酯,和
1,2-二甲基丙基(乙基)硫代氨基甲酸S-苄基酯。
可以用于本发明的除草活性的二苯基醚类的具体实例可提及的是例如:
2,4,6-三氯苯基-4′-硝基苯基醚,和
2,4-二氯苯基-3′-甲氧基-4′-硝基苯基醚。
可以用于本发明的除草活性的嘧啶类的具体实例可提及的是,例如:
2-[(4,6-二甲氧基-2-嘧啶基)氧基]-6-[1-(甲氧基亚氨基)-乙基]-苯甲酸甲酯。
可以用于本发明的除草活性的酰胺类的具体例子可提及的是,例如,(RS)-2-溴-N-(α,α-二甲基苄基)-3,3-二甲基丁酰胺(butylamide)。
上面提到的活性化合物是已知具有除草活性的并且公开于1991年由The British Crop Protect Council出版的“PesticideManual”中。
除草活性的嘧啶类的实例是已知化合物,其在BCPC Weeds 1993,Brighton,1993年11月22-25日,第一卷,参考文献2-6中被描述。
在本发明的除草混合组合物中,活性组分的混合重量比可以在相当宽的范围内变化。
通常,对1份重量的通式(I)表示的化合物,可以分别使用0.01至2份,优选0.05至1份重量的除草的磺酰胺类;2.5至35份,优选3至15份重量的除草活性的吡唑类;0.6至50份,优选2.0至28份重量的除草活性的N-丙酰苯胺类;0.06至10份,优选0.15至6份重量的除草活性的三嗪类;3至15份,优选5至10份重量的除草活性的氨基甲酸酯类;5至35份,优选7至15份重量的除草活性的二苯基醚类:0.01至2份,优选0.1至1份重量的除草活性的嘧啶类;和3.5至25份,优选4.0至10份重量的除草活性的酰胺类。
根据本发明的混合组合物具有强的除草活性,因此上述组合物可以用作除草组合物,并且它们可以特别有利地用作水稻的选择性除草组合物。
根据本发明的除草剂和混合组合物可以用于,例如,下列稻田杂草:下列属的双子叶植物:蓼属,蔊菜属,水松叶属,母草属,鬼针草属,虻眼属,醴肠属,沟繁缕属,Gratiola,母草属,丁香蓼属,水芹属,毛莨属,泽番椒属。下列属的单子叶植物:稗属,黍属,早熟禾属,莎草属,雨久花属,飘拂草属,慈姑属,荸荠属,蔗草属,泽泻属,安尼来墨草属,水筛属,谷精草属,眼子菜属。根据本发明的除草剂和混合组合物可以特别施用于,例如,下列稻田中的稻田杂草:
| 植物名 | 拉丁名 |
| 双子叶植物 | |
| 节节菜母草属丁香蓼大叶眼子菜美洲沟繁缕六瓣合叶子 | Rotala indica KoehneLindemia Procumbens PhilcoxLudwigia prostrata RoxburghPotamogeton distinctus A.BennElatine triandra Schk.Oenanthe javanica |
| 单子叶植物 | |
| 稗子鸭舌草(Monochoria)牛毛毡(Matsubai)木贼状荸荞(Water chestnut)伞莎草水莎草(Mizugayatsuri)瓜皮草(Urikawa)窄叶菲藻灯心草 | Echinochloa oryzicola vasingMonochoria vaginalis Presl.Eleocharis acicularis L.Eleocharis Kuroguwai OhwiCyperus difformis L.Cyperus serotinus RottboelSagittaria pygmaea Miq.Alisma canaliculatum A.Br.et BoucheScirpus juncoides Roxburgh |
但是,根据本发明的除草剂和混合组合物的应用不仅仅局限于上述杂草,而且其应用对其他在稻田中生长的低洼地杂草也同样有效。
可将本发明的除草剂和混合组合物掺入任何常规的制剂中。可提及的该制剂是,例如液体剂、乳剂、水合剂、悬浮液剂、粉剂、可溶性粉剂、颗粒剂、悬浮浓乳剂、和聚合物微胶囊。
这些制剂可以通过公知的方法制备。这些方法可以通过,例如,将活性化合物与补充剂,即,与液体稀释剂和/或固体稀释剂,并且如果需要,与表面活性剂,即,与乳化剂和/或分散剂和/或发泡剂混合来实现。
在用水作为补充剂的情况中,例如有机溶剂也可以一起用作辅助溶剂。作为液体稀释剂可以提及的是,例如,芳香烃类(如二甲苯、甲苯或烷基萘等),氯代芳族或氯代脂族烃类(如氯苯类、氯化乙烯类或二氯甲烷等),脂族烃类[如环己烷等或烷属烃(例如,矿物油馏分,矿物或植物油)],醇类(如丁醇、1,2-乙二醇和其醚类和酯类等),酮类(如丙酮,甲基乙基酮,甲基异丁基酮或环己酮等),强极性溶剂(如二甲基甲酰胺和二甲亚砜等),水也可以用作液体稀释剂。
作为固体稀释剂的可以提及的是铵盐,和天然土壤矿物(如高岭土、粘土、滑石、白垩、石英,硅镁土、蒙脱石、或硅藻土等)和土壤合成矿物(如可高度分散的硅酸、氧化铝、硅酸盐等)。作为颗粒剂的固体载体可以提及的是粉末的和分级的岩石(如方解石、大理石、浮石、海泡石、白云石等),有机或无机粉末的合成颗粒,和有机物质(如锯屑、椰子壳、玉米果穗茎、和烟茎等)的细粒。
作为乳化剂和/或发泡剂可以提及的是非离子型和阴离子型乳化剂,例如,聚氧乙烯脂肪酸酯,聚氧乙烯脂肪醇醚,例如,烷基芳基聚乙二醇醚,烷基磺酸盐,烷基硫酸盐,芳基磺酸盐,等,和白蛋白水解产物。
适合作为分散剂的是,例如,本质素-亚硫酸盐废液和甲基纤维素。
粘合剂或粘着剂也可以以粉末剂、颗粒剂、jambo剂、或乳剂形式用于所述制剂中,作为粘合剂或粘着剂可以提及的是羧甲基纤维素,天然和合成聚合物(如阿拉伯树胶、聚乙烯醇、聚乙酸乙烯酯等),天然磷脂类(如脑磷脂类和卵磷脂类),和合成磷脂类。另外,作为添加剂也可以使用矿物和植物油。
也可以使用着色剂,这种着色剂可以提及的是无机颜料(例如,氧化铁、二氧化钛和普鲁士兰),和有机染料,例如、茜素染料,偶氮染料,和金属酞菁颜料,以及微量的该材料的铁、锰、硼、铜、钴、钼和锌的盐。
所述制剂通常含有0.1至95%(重量),优选0.5至90%(重量)的一种或多种所述活性化合物。
为了控制杂草,根据本发明的除草剂和除草组合物的活性化合物可以以其本身使用或以其制剂的形式使用,混合物可以以制剂形式或罐装混合物形式贮运(handle)。
根据本发明的活性化合物可以作为与其他公知的活性化合物的混合物使用,即以与通常用于稻田的活性化合物,例如,杀菌剂,杀虫剂,植物生长调节剂,植物营养剂,土壤调节剂,安全剂和任何其他除草剂的混合物使用。
在根据本发明的除草组合物中,按每份重量的除草磺酰胺类,可以加入1至200份重量,优选2至100份重量的安全剂,例如,1-(α,α-二甲基苯甲基)-3-对甲苯基脲。
本发明的活性化合物可以以其本身、以它们的制剂或以由其经进一步稀释制备得到的使用形式使用,如以现成的溶液、乳液、悬浮液、粉、可湿性粉、糊料和颗料形式使用。
它们可以以通常的方式使用,例如通过浇泼、喷洒、喷雾、喷粉、播撒,等。
本发明的活性化合物可以在植物的芽前或芽后期使用。也可以在植物播种之前将活性化合物施于土壤中。
本发明除草剂中使用的活性化合物的浓度可以在很宽范围内变化。该浓度实质上取决于所需效果的性质。通常,作为除草剂的使用量为每公顷约0.01至约10kg活性化合物,优选约0.1至约2kg/公顷。
本发明的除草混合组合物的剂量可以在很宽范围内变化,即,按活性化合物的量计,为0.1至5kg/公顷,优选0.2至3kg/公顷。
将1-(2-溴苯基)-5(4H)-四唑啉酮(2g),4-二甲氨基吡啶(1.21g)和N-环己基-N-乙基氨基甲酰氯(1.89g)在甲苯(20ml)中的悬浮液在65-70℃加热8小时。当冷却至室温后,将反应混合物用水洗涤并用无水硫酸钠干燥。减压除去溶剂后,将油状残留物通过快速柱色谱法洗脱(己烷∶乙酸乙酯=5∶2)得到1-(2-溴苯基)-4-(N-环己基-N-乙基氨基甲酰基)-5(4H)-四唑啉酮(2.1g);熔点:84-86.5℃
按照上述反应方法得到的其他化合物列于表1中。
将2-溴-苯基异氰酸酯(5g)和三甲基甲硅烷基叠氮化物(4.36g)混合并回流16小时。在减压下将过量的三甲基甲硅烷基叠氮化物蒸除,向得到的残余物中加入40ml甲醇。然后,在减压下蒸出溶剂得到粗产物,然后将其通过快速柱色谱法洗脱(己烷∶乙酸乙酯=1∶1)得到所需的1-(2-溴苯基)-5(4H)-四唑啉酮(4.1g),熔点为142.5至146℃。生物试验实施例:
对低洼地杂草的除草活性试验活性化合物的制剂
载体: 5份(重量)丙酮
乳化剂: 1份(重量)苯甲氧基聚乙二醇醚
为了制备每个活性化合物的适当的制剂,将1份重量的活性化合物与所述量的载体和所述量的乳化剂混合,然后将得到的乳油用水稀释到所需浓度。试验方法
将水稻土壤装入盆(1/2000公亩,25×20×9cm)中,将2.5时期(植物高度约15cm)和水稻秧苗(品种:Nipponbare)按每堆三株的标准移植入两块地中。
将稗草(Echinochloa crus-galli P.B.var.Oryzoides Ohwi),异型莎草(Cyperus difformis L.),萤蔺(Scirpus juncoidesRoxb),鸭舌草(Monochoria vaginalis Presl.),和一年生的阔叶杂草如母草(Lindernia pyxidaria L.),节节草(Rotala indicaKoehne)具花柄沟繁(Elatine triandra Schk.),水苋(Ammanniamultiflora Roxb.),Dopatrium junceum Hamilt.等等的种子培植在该盆中。
将该盆中的土壤保持湿润状态。两天后,将每个盆浇水至水深约2至3厘米。水稻秧苗移植五天后,将预定量的活性试验化合物以由上述方式制备的乳液形式利用吸量管施用到每个盆的水面上。
处理之后,将每个盆保持在水深约3cm的灌溉状态。
处理后三周,评价除草效果和药害程度,其中100%表示完全死亡,0%表示没有除草效果。
结果列于表2中。
表2
生物试验实施例2测定本发明除草组合物对低洼地杂草除草效果的试验
| 活性化合物(参见合成实施例) | 活性化合物的剂量(kg/ha) | 除草效果(%) | 药害(%) | ||||
| 稗属 | 莎草属 | 蔗草属 | 雨久花属 | 阔叶杂草 | 水稻(稻属) | ||
| 发明: | |||||||
| 1 | 0.30.2 | 100100 | 100100 | 10090 | 100100 | 10090 | 00 |
| 对比 | |||||||
| C-1 | 0.30.2 | 9080 | 10090 | 8070 | 9080 | 6050 | 1510 |
| C-2 | 0.30.2 | 9060 | 10090 | 7040 | 9060 | 4030 | 105 |
| C-3 | 0.30.2 | 8060 | 10080 | 7040 | 8050 | 4030 | 1510 |
在温室中,将水稻土壤装入盆(1/2000公亩,25×20×9cm)中,将高度为15cm的2.5叶期的水稻秧苗(品种:Nipponbare)按每堆三株的标准移植入盆中的两块地中。
然后将瓜皮草块茎和小块牛毛毡(Eleocharis acicularis)以及下列相应的杂草的种子培植入相应盆中并灌水至土壤表面以上水深约为2至3cm:
稗子,
伞莎草,
雨久花属,
阔叶杂草如母草(Lindernia pyxidaria),节节菜,美洲沟繁缕(Elatine orientalis Makino),水苋(Ammannia multifloraRoxburgh),Dopatrium junceum Hamilton,灯心草,萤蔺。
水稻秧苗移植五天后,将预定量的活性化合物以由上述方法制备得到的乳液的形式施加到每个盆的水面上。
然后,保持每个盆中的水深在约3cm。
施用活性化合物后三周,根据下列评价体系确定除草效果和药害程度,其中100%表示完全死亡,0%表示没有除草效果。
结果列于下面的表3中:
在表3中,在试验的除草组合物中的A、B、C和D分别表示下列活性化合物:A:2-[3-(4,6-二甲氧基嘧啶-2-基)-脲基磺酰基甲基]
-苯甲酸甲酯,B:5-[3-(4,6-二甲氧基嘧啶-2-基)-脲基磺酰基]-
1-甲基吡唑-4-羧酸乙酯,C:N-(2-氯代咪唑并[1,2-a]吡啶-3-基-磺酰基)-N′
-(4,6-二甲氧基-2-嘧啶基)脲,D:2-[4,6-二甲氧基-2-嘧啶基)氧基]-6-[1-(甲
氧基亚氨基)-乙基]苯甲酸甲酯。
表3
| 活性化合物 | 活性化合物的剂量(kg/ha) | 除草效果(%) | 药害(%) | ||||||
| 稗属 | 莎草属 | 雨久花属 | 阔叶杂草 | 蔗草属 | 慈茹属 | 牛毛毡(Eleocharisacicularis) | 水稻(稻属) | ||
| 1+A | 0.10+0.075 | 100 | 100 | 100 | 100 | 100 | 100 | - | 0 |
| 1+B | 0.10+0.021 | 100 | 100 | 100 | 100 | 100 | 100 | - | 0 |
| 1+C | 0.10+0.09 | 100 | 100 | 100 | 100 | 100 | 100 | - | 0 |
| 1+D(*1) | 0.10+0.03 | 100 | - | - | - | - | - | - | 0 |
| 1 | 0.10 | 80 | 100 | 80 | 90 | 70 | 0 | - | 0 |
| 1(*2) | 0.10 | 80 | - | - | - | - | - | - | 0 |
| A | 0.075 | 40 | 100 | 100 | 100 | 100 | 100 | - | 0 |
| B | 0.021 | 50 | 100 | 100 | 100 | 100 | 100 | - | 0 |
| C | 0.09 | 50 | 100 | 100 | 100 | 100 | 100 | - | 0 |
| D(*3) | 0.03 | 80 | - | - | - | - | - | - | 0 |
在表3中,用(*1)表示的组合物抑制稗子(Echinochloa)出芽的时间为47天,而用(*2)表示的化合物1抑制所述杂草出芽的时间为45天,化合物D(*3)抑制所述杂草出芽的时间是20天。制剂实施例1
向由1份重量的上述活性化合物1,0.25份重量的上述活性化合物A,30份重量的膨润土,66.75份重量的滑石,和2份重量的木素磺酸盐组成的混合物中加入水,然后紧密捏合,造颗并干燥得到颗粒剂。
应该理解的是,本说明书和实施例仅仅是说明而不是限制本发明,本领域的技术人员会联想到在本发明的实质和范围内的其他实施方案。
Claims (18)
2.根据权利要求1的式(I)化合物,其中
Y表示氢或甲基。
5.除草组合物,其尤其适合防治稻田杂草,其特征在于它们含有至少一种根据权利要求1的式(I)的四唑啉酮。
6.防治有害杂草,尤其是稻田杂草的方法,其特征在于将根据权利要求1的式(I)的四唑啉酮类化合物施用到杂草上和/或它们的生长环境中。
7.根据权利要求1的式(I)的四唑啉酮类化合物用于防治稻田杂草的用途。
8.制备除草组合物的方法,其特征在于将根据权利要求1的式(I)的四唑啉酮类化合物与补充剂和/或表面活性剂混合。
9.防治稻田杂草的混合除草组合物,该组合物含有根据权利要求1的式(I)的四唑啉酮和至少一种选自下列的活性化合物:除草磺酰胺类,除草吡唑类,除草N-丙酰苯胺类,除草三唑类,除草氨基甲酸酯类,除草二苯基醚类,除草嘧啶类和除草酰胺类。
10.根据权利要求9的混合组合物,其中除草磺酰胺类包含至少一种下列化合物:
N-2-联苯基磺酰基N′-(4,6-二甲氧基-1,3,5-三嗪-2-基)-脲,
5-[3-(4,6-二甲氧基嘧啶-2-基)脲基磺酰基]-1-甲基吡唑-4-羧酸乙酯,
2-[3-(4,6-二甲氧基嘧啶-2-基)脲基磺酰基甲基]-苯甲酸甲酯,
3-(4,6-二甲氧基-1,3,5-三嗪-2-基)-1-[2-(2-甲氧基乙氧基)-苯磺酰基]-脲,
N-(2-氯代咪唑并[1,2-a]吡啶-3-基-磺酰基)-N′-(4,6-二甲氧基-嘧啶-2-基)脲,
N′-(4,6-二甲氧基嘧啶-2-基)-N″-(4-甲基苯磺酰氨基)-N-(4-乙氧羰基-1-甲基吡唑-5-基-磺酰基)-胍,和
N-(2-环丙基羰基苯基氧磺酰)-N′-(4,6-二甲氧基嘧啶-2-基)-脲。
11.根据权利要求9的混合组合物,其中除草吡唑类包含至少一种下列化合物:
4-(2,4-二氯苯甲酰基)-1,3-二甲基吡唑-5-基-对甲苯磺酸酯,
2-[4-(2,4-二氯苯甲酰基)-1,3-二甲基吡唑-5-基]乙酰苯,和
2-[4-(2,4-二氯-间甲苯基)-1,3-二甲基吡唑-5-基氧基]-4-甲基乙酰苯。
12.根据权利要求9的混合组合物,其中除草N-丙酰苯胺类包含至少一种下列化合物:
2-(β-萘氧基)-N-丙酰苯胺,和
(RS)-2-(2,4-二氯-间-甲苯基氧基)-N-丙酰苯胺。
13.根据权利要求9的混合组合物,其中除草三嗪类包含至少一种下列化合物:
2,4-二(乙氨基)-6-(甲氨基)-1,3,5-三嗪,和
2-乙氨基-4-(1,2-二甲基丙氨基)-6-甲硫基-1,3,5-三嗪。
14.根据权利要求9的混合组合物,其中除草氨基甲酸酯类包含至少一种下列化合物:
二乙基硫代氨基甲酸S-对氯苄基酯,
哌啶-1-硫代羧酸S-1-甲基-1-苯乙基酯,和
1,2-二甲基丙基(乙基)硫代氨基甲酸S-苄基酯。
15.根据权利要求9的混合组合物,其中除草二苯基醚类包含至少一种下列化合物:
2,4,6-三氯苯基-4′-硝基苯基醚,和
2,4-二氯苯基-3′-甲氧基-4′-硝基苯基醚。
16.根据权利要求9的混合组合物,其中除草嘧啶类包含2-[(4,6-二甲氧基-2-嘧啶基)氧基]-6-[1-(甲氧基亚氨基)乙基]-苯甲酸甲酯。
17.根据权利要求9的混合组合物,其中除草酰胺类包含(RS)-2-溴-N-(α,α-二甲基苄基)-3,3-二甲基丁酰胺。
18.根据权利要求9的混合组合物,其包含对于每-份重量的根据权利要求1的新的四唑啉酮类化合物,
下列用量的各成分:
0.01至2份重量的除草磺酰胺类,
2.5至35份重量的除草吡唑类,
0.6至50份重量的除草N-丙酰苯胺类,
0.06至10份重量的除草三嗪类,
3至15份重量的除草氨基甲酸酯类,
5至35份重量的除草二苯基醚类,
0.01至2份重量的除草嘧啶类,和/或
3.5至25份重量的除草酰胺类。
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| JP07284794A JP3571751B2 (ja) | 1994-03-18 | 1994-03-18 | テトラゾリノン類の水田用除草剤としての利用 |
| JP72847/94 | 1994-03-18 | ||
| JP72847/1994 | 1994-03-18 |
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| US (2) | US5541336A (zh) |
| EP (1) | EP0672663B1 (zh) |
| JP (1) | JP3571751B2 (zh) |
| KR (1) | KR100365075B1 (zh) |
| CN (1) | CN1058489C (zh) |
| DE (1) | DE69517837T2 (zh) |
| ES (1) | ES2148364T3 (zh) |
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| EP0732326A1 (en) * | 1995-03-13 | 1996-09-18 | Nihon Bayer Agrochem K.K. | Herbicidally active tetrazolinones |
| JPH09183770A (ja) | 1995-10-31 | 1997-07-15 | Nippon Bayeragrochem Kk | 1−アジン−テトラゾリノン類及び除草剤 |
| US6017853A (en) * | 1996-07-16 | 2000-01-25 | Nihon Bayer Agrochem K.K. | Herbicidal 1-substituted methyl-tetrazolinones |
| WO1998035961A1 (en) * | 1997-02-18 | 1998-08-20 | E.I. Du Pont De Nemours And Company | Herbicidal tetrazolinones |
| US6277790B1 (en) | 1997-08-06 | 2001-08-21 | Basf Aktiengesellschaft | Substituted herbicide tetrazolinonecarboxylic acid amides |
| US6248693B1 (en) | 1998-07-14 | 2001-06-19 | Zeneca Limited | Herbicidal compositions of tetrazolinone herbicides and antidotes therefor |
| ID30114A (id) * | 1998-07-16 | 2001-11-08 | Aventis Cropscience Gmbh | Zat-zat herbisida dengan fenoksisulfonilurea tersubstitusi |
| JP2000327668A (ja) | 1999-05-21 | 2000-11-28 | Nippon Bayer Agrochem Co Ltd | テトラゾリノン誘導体 |
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| US5136868A (en) * | 1983-11-04 | 1992-08-11 | Fmc Corporation | Herbicidal 1-aryl-4-substituted-1,4-dihydro-5h-tetrazol-5-ones and sulfur analogs thereof |
| US5003075A (en) * | 1983-12-09 | 1991-03-26 | Uniroyal Chemical Company, Inc. | Preparation of substituted tetrazolinones |
| US4826529A (en) * | 1983-12-09 | 1989-05-02 | Uniroyal Chemical Company, Inc. | Substituted tetrazolinones and herbicidal compositions thereof |
| US4618365A (en) * | 1983-12-09 | 1986-10-21 | Uniroyal Chemical Company, Inc. | Substituted tetrazolinones and their use as herbicides |
| US4830661A (en) * | 1983-12-09 | 1989-05-16 | Uniroyal Chemical Company, Inc. | Substituted tetrazolinones and herbicidal compositions thereof |
| US5019152A (en) * | 1983-12-09 | 1991-05-28 | Uniroyal Chemical Company, Inc. | Substituted tetrazolinones and their use as herbicides |
| JP3102953B2 (ja) * | 1992-05-28 | 2000-10-23 | 日本バイエルアグロケム株式会社 | 1−(3,4−ジ置換フェニル)テトラゾリノン誘導体、その製造法および除草剤としての用途 |
| JP3505195B2 (ja) * | 1992-07-09 | 2004-03-08 | バイエルクロップサイエンス株式会社 | テトラゾリノン類の水田用除草剤としての利用 |
| JP2822143B2 (ja) * | 1993-02-25 | 1998-11-11 | 日本バイエルアグロケム株式会社 | テトラゾリノン類の水田用除草剤としての利用 |
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| DE69517837D1 (de) | 2000-08-17 |
| HUT70594A (en) | 1995-10-30 |
| JP3571751B2 (ja) | 2004-09-29 |
| HU215497B (hu) | 1999-01-28 |
| ES2148364T3 (es) | 2000-10-16 |
| US5541336A (en) | 1996-07-30 |
| US5635446A (en) | 1997-06-03 |
| HU9500807D0 (en) | 1995-05-29 |
| EP0672663B1 (en) | 2000-07-12 |
| KR950032150A (ko) | 1995-12-20 |
| TW340035B (en) | 1998-09-11 |
| DE69517837T2 (de) | 2000-11-09 |
| KR100365075B1 (ko) | 2003-03-19 |
| CN1058489C (zh) | 2000-11-15 |
| EP0672663A1 (en) | 1995-09-20 |
| JPH07258230A (ja) | 1995-10-09 |
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