CN116457340A - 杀真菌芳基脒 - Google Patents
杀真菌芳基脒 Download PDFInfo
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- CN116457340A CN116457340A CN202180076219.8A CN202180076219A CN116457340A CN 116457340 A CN116457340 A CN 116457340A CN 202180076219 A CN202180076219 A CN 202180076219A CN 116457340 A CN116457340 A CN 116457340A
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- bacteria
- soybean
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- wheat
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- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
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- 125000001544 thienyl group Chemical group 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 125000003866 trichloromethyl group Chemical group ClC(Cl)(Cl)* 0.000 description 1
- 229940087291 tridecyl alcohol Drugs 0.000 description 1
- GKASDNZWUGIAMG-UHFFFAOYSA-N triethyl orthoformate Chemical compound CCOC(OCC)OCC GKASDNZWUGIAMG-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical compound [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- 239000002383 tung oil Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 239000004562 water dispersible granule Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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- C07D207/08—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon radicals, substituted by hetero atoms, attached to ring carbon atoms
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- A01N47/42—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 a double or triple bond to nitrogen, e.g. cyanates, cyanamides containing —N=CX2 groups, e.g. isothiourea
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- C07C257/10—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines
- C07C257/12—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines having carbon atoms of amidino groups bound to hydrogen atoms
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- C07C257/10—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines
- C07C257/14—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines having carbon atoms of amidino groups bound to acyclic carbon atoms
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- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
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- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
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- C07D265/30—1,4-Oxazines; Hydrogenated 1,4-oxazines not condensed with other rings
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- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/12—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms
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- C07D295/12—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms
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- C07D295/13—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms with the ring nitrogen atoms and the substituent nitrogen atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings to an acyclic saturated chain
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Abstract
本公开涉及具有式I的芳基脒及其作为杀真菌剂的用途。
Description
相关申请的交叉引用
本申请要求于2020年11月23日提交的美国临时专利申请序列号63/117145的权益,其通过引用明确地并入本文。
背景技术和发明内容
杀真菌剂是天然或合成来源的化合物,可起到保护和/或治疗植物免受农业相关真菌造成的损害的作用。通常,没有一种杀真菌剂在所有情况下都是有用的。因此,正在进行研究以产生可能具有更好性能,更易于使用且成本更低的杀真菌剂。
本公开涉及芳基脒及其作为杀真菌剂的用途。本公开的化合物可以提供针对子囊菌纲、担子菌纲、半知菌纲和卵菌纲的保护。
本公开的一个实施例可以包括具有式I的化合物:
其中
R1选自由以下组成的组:C2-C8烷基、C1-C8卤代烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C3-C8环烷基、C3-C8经取代的环烷基、C3-C8杂环烷基、C3-C8经取代的杂环烷基、C5-C7杂芳基、C5-C7经取代的杂芳基、芳基、经取代的芳基;
R2和R3各自独立地选自由以下组成的组:氢、C1-C8烷基、C1-C8卤代烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基;
或R1和R2可以共价键合在一起以形成C4-C8环烷基基团、C3-C8经取代的环烷基基团、C3-C8杂环烷基、或C3-C8经取代的杂环烷基基团;
R4、R5和R6各自独立地选自由以下组成的组:氢、卤素、氰基、硝基、C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C1-C8烷氧基、和C1-C8经取代的烷氧基;
R7是H;
R8选自由以下组成的组:氢、C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C1-C8烷氧基、C1-C8经取代的烷氧基、和巯基;
或R8和R9可以共价键合在一起以形成C3-C8杂环烷基或C3-C8经取代的杂环烷基基团;
R9和R10各自独立地选自由以下组成的组:C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C3-C8环烷基、C3-C8经取代的环烷基、芳基、经取代的芳基、C1-C8烷基芳基、和经取代的C1-C8烷基芳基;
或R9和R10可以共价键合在一起以形成C3-C8杂环烷基或C3-C8经取代的杂环烷基基团;
X是O;
其中任一个和所有杂环可含有至多三个选自由O、N和S组成的组的杂原子;
或其互变异构体或盐。
本公开的另一个实施例可以包括用于控制或预防真菌侵袭的杀真菌组合物,其包含上述化合物和植物学上可接受的载体物质。
本公开的又另一个实施例可以包括用于控制或预防真菌侵袭植物的方法,所述方法包括将杀真菌有效量的一种或多种上述化合物施用于真菌、种子、植物以及与植物相邻的区域中的至少一个的步骤。
本领域技术人员将理解,以下术语可在其定义内包括通用的“R”-基团,例如“术语烷氧基是指-OR取代基”。还应理解,在以下术语的定义内,包括这些“R”基团是出于说明目的,而不应解释为限制式I的取代或受其限制。
术语“烷基”是指由碳和氢原子组成的支链、非支链或饱和的无环的取代基,包括但不限于甲基、乙基、丙基、丁基、异丙基、异丁基、叔丁基、戊基、己基等。
术语“烯基”是指由碳和氢组成的无环、不饱和(至少一个碳-碳双键)、支链或非支链的取代基,包括但不限于乙烯基、丙烯基、丁烯基、异丙烯基、异丁烯基等。
术语“炔基”是指由碳和氢组成的无环、不饱和(至少一个碳-碳三键)、支链或非支链的取代基,例如乙炔基、炔丙基、丁炔基、和戊炔基。
术语“环烯基”是指由碳和氢组成的单环或多环不饱和(至少一个碳-碳双键)取代基,例如环丁烯基、环戊烯基、环己烯基、降冰片烯基、二环[2.2.2]辛烯基、四氢萘基、六氢萘基、和八氢萘基。
术语“环烷基”是指由碳和氢组成的单环或多环饱和取代基,例如环丙基、环丁基、环戊基、降冰片基、二环[2.2.2]辛基、和十氢萘基。
术语“芳基”和“Ar”是指任何含有0个杂原子的单环或双环的芳香族环,例如苯基和萘基。
术语“杂芳基”是指任何含有1个或多个杂原子的单环或双环的芳香族环,例如吡啶基、嘧啶基、呋喃基、和噻吩基。
术语“杂环烷基”是指含有碳和氢原子以及一个或多个杂原子的任何饱和的非芳香族单环或双环。
术语“烷基芳基”、“烷基杂芳基”、“烷基环烷基”和“烷基杂环烷基”是指分别被如本文定义的芳基、杂芳基、环烷基、或杂环烷基取代的如本文定义的烷基。
术语“烷氧基”是指-OR取代基。
术语“氰基”是指-C≡N取代基。
术语“氨基”是指-N(R)2取代基。
术语“卤素”或“卤基”是指一个或多个卤素原子,定义为F、Cl、Br、和I。
术语“硝基”是指-NO2取代基。
术语“巯基”是指-SH取代基。
术语“卤代烷基”意指进一步由一至最大可能数目的相同或不同的卤素组成的烷基,例如氟甲基、三氟甲基、2,2-二氟丙基、氯甲基、三氯甲基、和1,1,2,2-四氟乙基。
术语“环境温度”和“室温”是指范围从约20℃至约24℃的温度。
在整个公开中,提及的具有式I的化合物应理解为还包括所有立体异构体,例如非对映异构体、对映异构体及其混合物。在另一个实施例中,式I应理解为还包括其盐或水合物。示例性的盐包括但不限于:盐酸盐、氢溴酸盐、氢碘酸盐、三氟乙酸盐和三氟甲烷磺酸盐。
本领域技术人员还应理解,除非另外指出,否则允许另外的取代,只要满足化学键合和应变能的规则并且产物仍显示出杀真菌活性即可。
本公开的另一个实施例是具有式I的化合物用于保护植物免受植物致病性生物的侵袭或治疗植物致病性生物侵染的植物的用途,包括施用具有式I的化合物或包含所述化合物的组合物至土壤、植物、植物的一部分、叶和/或根。
另外,本公开的另一个实施例是一种组合物,其可用于保护植物免受植物致病性生物的侵袭和/或治疗植物致病性生物侵染的植物,所述组合物包含具有式I的化合物和植物学上可接受的载体物质。
具体实施方式
本公开的化合物可以通过多种已知技术中的任一种,作为化合物或作为包含所述化合物的配制品来施用。例如,可以在不损害植物的商业价值的情况下将化合物施用于植物的根或叶以控制各种真菌。可以以任何通常使用的配制品类型的形式来施用物质,例如作为溶液、尘剂、可湿性粉剂、可流动的浓缩物或可乳化浓缩物。
优选地,本公开的化合物以配制品的形式施用,所述配制品包含一种或多种具有式I的化合物与植物学上可接受的载体。浓缩的配制品可以分散在水或其他液体中以进行施用,或者配制品可以是尘状或颗粒状,然后可以不经进一步处理就施用。可以根据农业化学领域中常规的程序来制备配制品。
本公开设想了可以通过其来配制一种或多种化合物用于递送并用作杀真菌剂的所有媒介物。通常,配制品以水性悬浮液或乳液形式施用。这样的悬浮液或乳液可以由水可溶性、水可悬浮性或可乳化性配制品制成,所述配制品是固体(通常被称为可湿性粉剂);或液体(通常称为可乳化浓缩物、水性悬浮液或悬浮液浓缩物)。如将容易理解的,可以使用可以添加这些化合物的任何物质,只要其产生期望的效用而不会显著干扰这些化合物作为抗真菌剂的活性即可。
可压实形成水可分散颗粒剂的可湿性粉剂包含一种或多种具有式I的化合物、惰性载体和表面活性剂的均质混合物。基于可湿性粉剂的总重量,化合物在可湿性粉剂中的浓度可以为约10重量%至约90重量%,更优选为约25重量%至约75重量%。在制备可湿性粉剂配制品时,可将化合物与任何精细分散的固体(如叶蜡石、滑石、白垩、石膏、漂白土、膨润土、绿坡缕石、淀粉、酪蛋白、面筋、蒙脱石粘土、硅藻土、纯化硅酸盐等)混配。在这样的操作中,通常将精细分散的载体和表面活性剂与一种或多种化合物共混并研磨。
基于浓缩物的总重量,具有式I的化合物的可乳化浓缩物可在合适的液体中包含适当的浓度,如化合物的约1重量%至约50重量%。可以将化合物溶解在惰性载体和乳化剂中,所述惰性载体是与水可混溶性溶剂或与水不可混溶性有机溶剂的混合物。浓缩物可以用水和油稀释以形成水包油乳液形式的喷雾混合物。可用的有机溶剂包括芳香族化合物(尤其是石油的高沸点萘和烯部分,如重芳香族石脑油)。也可使用其他有机溶剂,例如包括松香衍生物的萜烯溶剂、脂族酮(如环己酮)、以及复杂醇(如2-乙氧基乙醇)。
本领域技术人员可以容易地确定可以在本文中有利地使用的乳化剂,并且包括各种非离子、阴离子、阳离子和两性乳化剂,或两种或更多种乳化剂的共混物。可用于制备可乳化浓缩物的非离子乳化剂的实例包括聚亚烷基二醇醚以及烷基和芳基酚、脂肪族醇、脂肪族胺或脂肪酸与环氧乙烷、环氧丙烷的缩合产物(如乙氧基化烷基酚)和用多元醇或聚氧化烯溶解的羧酸酯。阳离子乳化剂包括季铵化合物和脂肪胺盐。阴离子乳化剂包括烷基芳基磺酸的油可溶性盐(例如,钙)、油可溶性盐或硫酸化的聚二醇醚以及磷酸化的聚二醇醚的合适的盐。
可用于制备本公开的化合物的可乳化浓缩物的代表性有机液体是芳香族液体,如二甲苯、丙基苯级分;或混合的萘级分,矿物油,经取代的芳香族有机液体,如邻苯二甲酸二辛酯;煤油;各种脂肪酸的二烷基酰胺,特别是脂肪二醇的二甲基酰胺和二醇衍生物,如二甘醇的正丁基醚、乙基醚或甲基醚,三甘醇的甲基醚,石油级分或碳氢化合物,如矿物油,芳香族溶剂,石蜡油等;植物油,如大豆油、菜籽油、橄榄油、蓖麻油、葵花籽油、椰子油、玉米油、棉花籽油、亚麻籽油、棕榈油、花生油、红花油、芝麻油、桐油等;以上植物油的酯;等等。两种或更多种有机液体的混合物也可以用于可乳化浓缩物的制备中。有机液体包括二甲苯、和丙基苯级分,在某些情况下最优选二甲苯。表面活性分散剂典型地用于液体配制品中并且其量为基于分散剂与一种或多种化合物的组合重量的0.1至20重量%。配制品还可以含有其他相容性添加剂,例如植物生长调节剂和农业中使用的其他生物活性化合物。
水性悬浮液包括一种或多种具有式I的水不溶性化合物的悬浮液,基于水性悬浮液的总重量,以约1至约50重量%的浓度分散在水性媒介物中。通过将一种或多种化合物精细研磨,并且将磨碎的物质剧烈混合到含有水和选自上述相同类型的表面活性剂的媒介物中来制备悬浮液。还可以添加其他组分如无机盐和合成胶或天然胶以增加水性媒介物的密度和粘度。
具有式I的化合物也可以颗粒配制品的形式施用,所述颗粒配制品特别可用于施用于土壤。基于颗粒配制品的总重量,颗粒配制品通常含有约0.5至约10重量%的一种或多种化合物,其分散在惰性载体中,所述惰性载体完全或大部分由粗分散的惰性物质如绿坡缕石、膨润土、硅藻土、粘土或类似的廉价物质组成。通常通过将化合物溶解于合适的溶剂中并且将其应用到已预先形成约0.5至约3毫米(mm)的适当粒度的颗粒载体中来制备此类配制品。合适的溶剂是化合物基本上或完全可溶于其中的溶剂。也可以通过制造载体和化合物和溶剂的团状物或糊状物并且挤压并干燥以获得所希望的粒状颗粒来制备此类配制品。
通过将呈粉末状形式的一种或多种化合物与合适的粉尘状农业载体(例如像高岭土、研磨的火山岩等)均质混合来制备含有具有式I的化合物的尘剂。基于尘剂的总重量,尘剂可以适当地含有约1至约10重量%的化合物。
配制品可以另外含有辅助表面活性剂以增强化合物在目标作物和生物上的沉积、润湿和渗透。这些辅助表面活性剂可以任选地作为配制品的组分或作为桶混物使用。基于水的喷雾体积,辅助表面活性剂的量典型地在0.01至1.0体积%,优选0.05至0.5体积%变化。合适的辅助表面活性剂包括但不限于乙氧基化壬基酚、乙氧基化的合成或天然醇、酯或磺基琥珀酸的盐、乙氧基化有机硅、乙氧基化脂肪胺、表面活性剂与矿物或植物油的共混物、作物油浓缩物(矿物油(85%)+乳化剂(15%));壬基酚乙氧基化物;苄基可可烷基二甲基季铵盐;石油烃、烷基酯、有机酸、和阴离子表面活性剂的共混物;C9-C11烷基聚葡糖苷;磷酸化醇乙氧基化物;天然伯醇(C12-C16)乙氧基化物;二仲丁基酚EO-PO嵌段共聚物;甲基封端的聚硅氧烷;壬基酚乙氧基化物+尿素硝酸铵;乳化的甲基化种子油;十三烷醇(合成的)乙氧基化物(8EO);牛脂胺乙氧基化物(15EO);PEG(400)二油酸酯-99。配制品还可以包含水包油乳液,如在美国专利申请序列号11/495,228中公开的那些,其公开内容通过引用明确地并入本文。
本公开的另一个实施例是用于控制或预防真菌侵袭的方法。该方法包括向真菌的土壤、植物、根、叶或场所或要防止侵染的场所(例如,施用于谷物或葡萄植物)施用杀真菌有效量的一种或多种具有式I的化合物。所述化合物适合于以杀真菌水平处理各种植物,同时表现出低的植物毒性。所述化合物可以以保护剂和/或根除剂的形式使用。
已经发现所述化合物具有显著的杀真菌作用,特别是用于农业用途。所述化合物中的许多用于农作物和园艺植物特别有效。
本领域技术人员将理解,化合物对前述真菌的功效确立了化合物作为杀真菌剂的一般功效。
所述化合物对真菌病原体具有广泛的活性。示例性的病原体可以包括但不限于以下的致病物:小麦斑叶枯病(叶枯病菌(Zymoseptoria tritici))、大麦斑点病(禾旋孢腔菌)、小麦褐锈病(小麦叶锈菌)、小麦条锈病(条形柄锈菌)、苹果黑星病(苹果黑星病菌)、玉米疱黑穗病(玉米黑粉菌)、葡萄白粉病(葡萄白粉菌)、大麦云纹病(大麦云纹病菌)、稻瘟病(稻瘟病菌)、亚洲大豆锈菌病(豆薯层锈菌)、小麦颖枯病(小麦颖枯菌)、葫芦科炭疽病(瓜炭疽病菌)、甜菜叶斑病(甜菜生尾孢)、番茄早疫病(番茄早疫病菌)、大麦网斑病(圆核腔菌)、小麦白粉病(小麦白粉病菌)、大麦白粉病(大麦白粉病菌)、葫芦科白粉病(菊科白粉菌)、大豆猝死综合征(北美大豆猝死综合症病菌)、幼苗颈腐病或猝倒病(立枯丝核菌)、烂根病(终极腐霉菌)、灰霉病(灰霉菌)、柱隔孢叶斑病(柱隔孢叶斑病菌)、小麦黄斑病(小麦黄斑叶枯病菌)、北方玉米大斑病(玉米大斑病菌)、南方玉米锈病(多堆柄锈菌)、白绢病(核盘菌)、大豆白粉病(弥散白粉菌)、谷物赤霉病(禾谷镰刀菌)、苹果白粉病(白叉丝单囊壳)、大豆炭疽病(大豆炭疽病菌)、尾孢叶枯病(大豆紫斑病菌)、大豆灰斑病(大豆灰斑病菌)、大豆靶斑病(多主棒孢菌)、以及大豆叶斑病(大豆壳针孢)。要施用的活性物质的确切量不仅取决于所施用的特定活性物质,还取决于所希望的特定作用、要控制的真菌物种、以及其生长阶段以及要与所述化合物接触的植物或其他产品的部分。因此,所有化合物和含有所述化合物的配制品在相似的浓度下或针对相同的真菌物种可能不能同样有效。
所述化合物以抑制病害和植物学上可接受的量有效地用于植物。术语“抑制病害和植物学上可接受的量”是指杀死或抑制希望控制的植物病害但对植物无明显毒性的化合物的量。该量通常为约0.1至约1000ppm(百万分率),优选1至500ppm。所需化合物的确切浓度随要控制的真菌病害、所用配制品的类型、施用方法、特定植物物种、气候条件等而变化。合适的施用比率典型地是约0.10至约4磅/英亩(约0.01至0.45克/平方米,g/m2)。
本文给出的任何范围或期望值可以进行扩展或改变而不会失去所寻求的效果,这对于技术人员理解本文的传授内容是显而易见的。
具有式I的化合物可以使用熟知的化学程序制备。在本公开中未具体提及的中间体是可商购的,可以通过化学文献中公开的途径制备,或者可以容易地使用标准程序由商业起始物质合成。
通用方案
以下方案示出了生产具有式I的芳基脒化合物的方法。提供以下描述和实例用于说明性目的,并且不应解释为对取代基或取代方式的限制。
具有式1.3的化合物(其中R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以通过方案1、步骤a中所示的方法制备。具有式1.1的化合物(其中R4、R5、R6和R7是如最初定义的)可以在碱(如碳酸钾(K2CO3))的存在下,在溶剂(如丙酮)中,在约环境温度至约回流(约56℃)的温度下,用保护基团(如具有式1.2的氯甲酸酯化合物(其中Y是烷基基团,如甲基或乙基))处理以提供具有式1.3的化合物(其中R4、R5、R6和R7是如最初定义的,并且Y是烷基基团),如步骤a中所示。
方案1
具有式2.2的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以通过方案2,步骤b中所示的方法制备。具有式1.3的化合物(其中R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以在金属试剂(如氯化锌(II)(ZnCl2)或氯化铝(III)(AlCl3))的存在下,在溶剂(如二氯甲烷(DCM)或1,2-二氯乙烷(DCE))中,在约环境温度至约回流(分别为约40℃或约83℃)的温度下,用酰基氯(如具有式2.1的化合物(其中R1、R2和R3是如最初定义的))处理以提供具有式2.2的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团),如步骤b中所示。
方案2
可替代地,具有式2.2的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以通过方案3,步骤c中所示的方法制备。具有式1.3的化合物(其中R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以在氯化试剂(如乙二酰氯((COCl)2)或亚硫酰氯(SOCl2)和活化剂(如N,N-二甲基甲酰胺(DMF))的存在下,在金属试剂(如氯化锌(II)(ZnCl2)或氯化铝(III)(AlCl3))的存在下,在溶剂(如二氯甲烷(DCM)或1,2-二氯乙烷(DCE))中,在约环境温度至约回流(分别为约40℃或约83℃)的温度下,用羧酸(如具有式3.1的化合物(其中R1、R2和R3是如最初定义的))处理以提供具有式2.2的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团),如步骤c中所示。
方案3
具有式4.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以通过方案4,步骤d中所示的方法制备。具有式1.3的化合物(其中R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以在金属试剂(如氯化铝(III)(AlCl3))的存在下,在溶剂(如二氯甲烷(DCM)或1,2-二氯乙烷(DCE))中,在约环境温度至约回流(分别为约40℃或约83℃)的温度下,用酰基氯(如具有式4.1的化合物(其中R2和R3是如最初定义的))处理以提供具有式4.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团),如步骤d中所示。可替代地,具有式4.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以通过方案4,步骤e中所示的方法制备。具有式1.3的化合物(其中R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以在氯化试剂(如乙二酰氯((COCl)2)或亚硫酰氯(SOCl2)和活化剂(如N,N-二甲基甲酰胺(DMF))的存在下,在金属试剂(如氯化铝(III)(AlCl3))的存在下,在溶剂(如二氯甲烷(DCM)或1,2-二氯乙烷(DCE))中,在约环境温度至约回流(分别为约40℃或约83℃)的温度下,用羧酸(如具有式4.3的化合物(其中R2和R3是如最初定义的))处理以提供具有式4.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团),如步骤e中所示。
方案4
具有式5.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的)可以通过方案5,步骤f中所示的方法制备。具有式2.2的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以在溶剂(如乙醇(EtOH))中,在约环境温度至约回流(约78℃)的温度下,用碱(如氢氧化钠(NaOH))处理以提供具有式5.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的),如步骤f中所示。
方案5
具有式6.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的)可以通过方案6,步骤g-h中所示的方法制备。具有式6.1的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的)可以通过方案6,步骤g中所示的方法制备。具有式4.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的,并且Y是烷基基团)可以在溶剂混合物(如1:1的四氢呋喃(THF):甲醇(MeOH))中,在约环境温度至约回流(约60℃)的温度下,用碱(如氢氧化钠(NaOH))处理以提供具有式6.1的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的),如步骤g中所示。具有式6.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的)可以通过方案6,步骤h中所示的方法制备。具有式6.1的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的)可以在溶剂(如甲醇(MeOH))中,在约环境温度的温度下,用甲基化试剂(如三甲基甲硅烷基重氮甲烷)处理以提供具有式6.2的化合物(其中R2、R3、R4、R5、R6和R7是如最初定义的),如步骤h中所示。
方案6
具有式7.3的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的)可以通过方案7,步骤i-j中所示的方法制备。具有式7.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Z是烷基基团)可以通过方案7,步骤i中所示的方法制备。具有式5.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的)可以在酸催化剂(如对甲苯磺酸一水合物(pTsOH·H2O))的存在下,在约环境温度至约回流(分别为约100℃或约140℃)的温度下,用原甲酸三烷基酯(CH(OZ)3)(如原甲酸三甲酯或原甲酸三乙酯)处理以提供具有式7.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Z是烷基基团),如步骤i中所示。具有式7.3的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的)可以通过方案7,步骤j中所示的方法制备。具有式7.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的,并且Z是烷基基团)可以在溶剂(如DCM)中,在约环境温度至约回流(约40℃)的温度下,用胺(如具有式7.2的化合物(其中R9和R10是如最初定义的))处理以提供具有式7.3的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的),如步骤j中所示。
方案7
可替代地,具有式7.3的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的)可以通过方案8,步骤k中所示的方法制备。具有式5.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的)可以在溶剂(如甲苯)中,在约环境温度至约回流(约111℃)的温度下,用胺(如具有式8.1的化合物(其中R9和R10是如最初定义的))处理以提供具有式7.3的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的),如步骤k中所示。
方案8
具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以通过方案9,步骤l中所示的方法制备。具有式5.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如最初定义的)可以在脱水试剂(如乙二酰氯((COCl)2)或三氯氧磷(POCl3))的存在下,在溶剂(如DCM或甲苯)中,在约环境温度至约回流(分别为约40℃或约111℃)的温度下,用酰胺(如具有式9.1的化合物(其中R8、R9和R10是如最初定义的))处理以提供具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的),如步骤l中所示。
方案9
具有式10.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的)可以通过方案10,步骤m-n中所示的方法制备。具有式10.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如先前定义的)可以通过方案10,步骤m中所示的方法制备。具有式5.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如先前定义的)可以在碱(如碳酸氢钠(NaHCO3))的存在下,在溶剂混合物(如1:1的DCM:水(H2O))中,在约环境温度的温度下,用硫光气处理以提供具有式10.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如先前定义的),如步骤m中所示。具有式10.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的)可以通过方案10,步骤n中所示的方法制备。具有式10.1的化合物(其中R1、R2、R3、R4、R5、R6和R7是如先前定义的)可以在溶剂(如DCM)中,在约环境温度的温度下,用胺(如具有式7.2的化合物(其中R9和R10是如最初定义的))处理以提供具有式10.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R9和R10是如最初定义的),如步骤n中所示。
方案10
具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)也可以通过方案11,步骤o-r中所示的方法制备。具有式11.2的化合物(其中R4、R5、R6和R7是如先前定义的)可以通过方案11,步骤o中所示的方法制备。具有式11.1的化合物(其中R4、R5、R6和R7是如先前定义的)可以在溶剂(如N,N-二甲基甲酰胺(DMF)或乙腈)中,在约0℃至约环境温度的温度下,用卤化试剂(如N-溴代琥珀酰亚胺(NBS))处理以提供具有式11.2的化合物(其中R4、R5、R6和R7是如先前定义的),如步骤o中所示。具有式11.3的化合物(其中R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以通过方案11,步骤p中所示的方法制备。具有式11.2的化合物(其中R4、R5、R6和R7是如先前定义的)可以在脱水试剂(如乙二酰氯((COCl)2)或三氯氧磷(POCl3)的存在下,在溶剂(如DCM或甲苯)中,在约环境温度至约回流(分别为约40℃或约111℃)的温度下,用酰胺(如具有式9.1的化合物(其中R8、R9和R10是如最初定义的))处理以提供具有式11.3的化合物(其中R4、R5、R6、R7、R8、R9和R10是如最初定义的),如步骤p中所示。具有式11.5的化合物(其中R1、R2和R3是如最初定义的)可以通过方案11,步骤q中所示的方法制备。具有式11.4的化合物(其中R1、R2和R3是如最初定义的)可以在碱(如吡啶)的存在下,在溶剂(如DCM)中,在约0℃至约环境温度的温度下,用胺(如N,O-二甲基羟胺)处理以提供具有式11.5的化合物(其中R1、R2和R3是如最初定义的),如步骤q中所示。具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以通过方案11,步骤r中所示的方法制备。具有式11.3的化合物(其中R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以在酰胺(如具有式11.5的化合物(其中R1、R2和R3是如最初定义的))的存在下,在溶剂(如THF)中,在约-78℃至约40℃的温度下,用碱(如正丁基锂)处理以提供具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的),如步骤r中所示。
方案11
可替代地,具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以通过方案12,步骤s-t中所示的方法制备。具有式12.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以通过方案12,步骤s中所示的方法制备。具有式11.3的化合物(其中R4、R5、R6、R7、R8、R9和R10是如先前定义的)可以在活化剂(如1,2-二溴乙烷)和催化剂(如三甲基氯硅烷)的存在下,在溶剂(如THF)中,在约环境温度的温度下,用金属(如镁(Mg(0)))处理以提供具有式12.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如先前定义的),如步骤s中所示。具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以通过方案12,步骤t中所示的方法制备。具有式12.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的)可以在溶剂(如DCM)中,在约环境温度的温度下,用氧化剂(如氯铬酸吡啶鎓(PCC))处理以提供具有式9.2的化合物(其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10是如最初定义的),如步骤t中所示。
方案12
以下实例是为了说明的目的,而不应被解释为将本公开局限于在这些实例中所公开的实施例。
在无需进一步纯化的情况下,使用从商业来源获得的起始物质、试剂、和溶剂。无水溶剂作为Sure/SealTM购买自奥德里奇公司(Aldrich)并且按所收到的原样使用。在Thomas Hoover Unimelt毛细管熔点仪或来自斯坦福研究系统(Stanford ResearchSystems)的OptiMelt自动熔点系统上获得熔点并且是未校正的。采用“室温”或“环境温度”的实例是在温度为约20℃至约24℃的气候控制实验室中进行。分子被给予它们已知的名称,根据ChemDraw(版本17.1.0.105(19))中的命名程序命名。如果此种程序不能命名分子,则使用常规命名规则命名此种分子。1H NMR谱数据按ppm(δ)计并且在400或500MHz记录;13CNMR谱数据按ppm(δ)计并且在101或126MHz记录,并且19F NMR谱数据按ppm(δ)计并且在376或471MHz记录,除非另行说明。
实例
实例1:(2,5-二甲基苯基)氨基甲酸甲酯的制备。
在室温下,向2,5-二甲基苯胺(20.0g,165mmol)在丙酮(180mL)中的搅拌溶液中添加碳酸钾(K2CO3,68.4克(g),496毫摩尔(mmol))和氯甲酸甲酯(38.8毫升(mL),496mmol)。将反应混合物在50℃下搅拌16小时(h),冷却至室温并过滤。将滤液在减压下浓缩。将所得物质用正戊烷(100mL)和二乙醚(100mL)洗涤以提供呈灰白色固体的标题化合物(23.0g,78%产率):1H NMR(300MHz,DMSO-d6)δ8.75(s,1H),7.15(s,1H),7.05(d,J=7.8Hz,1H),6.86(d,J=7.8Hz,1H),3.63(s,3H),2.23(s,3H),2.13(s,3H);ESIMS m/z 180([M+H]+)。
实例2A:(2,5-二甲基-4-(2-(邻甲苯基)乙酰基)苯基)氨基甲酸甲酯的制备。
制备2-(邻甲苯基)乙酰氯(1.90mL,12.4mmol)和氯化锌(II)(ZnCl2,2.30g,16.9mmol)在1,2-二氯乙烷(DCE,20mL)中的溶液并加热至60℃。向该溶液中添加(2,5-二甲基苯基)氨基甲酸甲酯(1.50g,8.38mmol)在DCE(5mL)中的溶液,并且将反应混合物加热至90℃并搅拌3h。将反应混合物冷却至室温,用二氯甲烷(DCM,100mL)稀释并分别用水(100mL)、饱和碳酸氢钠水溶液(NaHCO3,100mL)、1当量(N)盐酸(HCl,50mL)和盐水(100mL)洗涤。将有机层经无水硫酸钠(Na2SO4)干燥,过滤并在减压下浓缩。将化合物通过快速柱色谱法(硅胶(SiO2),在石油醚中的0→20%乙酸乙酯)纯化以提供呈灰白色固体的标题化合物(0.70g,38%产率):mp 89℃-93℃;1H NMR(300MHz,DMSO-d6)δ9.02(s,1H),7.83(s,1H),7.41(s,1H),7.25-7.00(m,4H),4.30(s,2H),3.68(s,3H),2.32(s,3H),2.25(s,3H),2.16(s,3H);13C NMR(75MHz,DMSO-d6)δ200.13,154.44,139.23,136.77,135.64,134.40,133.13,131.49,130.60,129.79,127.31,126.64,125.77,125.66,51.80,45.64,20.66,19.24,17.30;ESIMS m/z 312([M+H]+)。
实例2B:(2,5-二甲基-4-(2-(对甲苯基)乙酰基)苯基)氨基甲酸甲酯的制备。
在0℃下,向2-(对甲苯基)乙酸(1.80g,12.0mmol)在DCM(15mL)中的溶液中逐滴添加N,N-二甲基甲酰胺(DMF,催化量(cat))和乙二酰氯(1.23mL,14.3mmol),并且将反应混合物在室温下搅拌4h。将反应混合物在减压下浓缩,并且将所得酰基氯残余物用DCE(15mL)稀释。在室温下,分别添加在DCE(5mL)中的ZnCl2(2.30g,16.7mmol)和(2,5-二甲基苯基)氨基甲酸甲酯(1.50g,8.37mmol)。将反应混合物在60℃下搅拌7h。然后将反应混合物用水(100mL)淬灭,并用乙酸乙酯(2×100mL)萃取。将合并的有机层分别用饱和NaHCO3水溶液(100mL)、1N HCl(50mL)和盐水(100mL)洗涤。将有机层经无水Na2SO4干燥,过滤,并在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在石油醚中的0→25%乙酸乙酯)纯化以提供呈淡棕色固体的标题化合物(1.20g,46%产率):mp 91℃-94℃;1H NMR(400MHz,DMSO-d6)δ9.01(s,1H),7.80(s,1H),7.38(s,1H),7.16-7.03(m,4H),4.20(s,2H),3.67(s,3H),2.30(s,3H),2.25(s,3H),2.23(s,3H);ESIMS m/z 312([M+H]+)。
实例2C:(2,5-二甲基-4-(2-(3-(三氟甲基)苯基)乙酰基)苯基)氨基甲酸甲酯的制备。
在0℃下,向2-(3-(三氟甲基)苯基)乙酸(1.90g,11.4mmol)在DCM(15mL)中的溶液中逐滴添加亚硫酰氯(1.72mL,23.7mmol),并且将反应混合物在回流下搅拌2h。将反应混合物在减压下浓缩,并且将所得酰基氯残余物用DCE(15mL)稀释。在室温下,添加ZnCl2(1.52g,11.2mmol)和(2,5-二甲基苯基)氨基甲酸甲酯(1.00g,5.59mmol)。然后将反应混合物在60℃下搅拌7h。将反应混合物用水(100mL)淬灭,并用乙酸乙酯(2×100mL)萃取。将有机层依次用饱和NaHCO3水溶液(100mL)、1N HCl(50mL)和盐水(100mL)洗涤。将有机层经无水Na2SO4干燥,过滤,并在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在石油醚中的0→20%乙酸乙酯)纯化以提供呈灰白色固体的标题化合物(1.20g,59%产率):mp 110℃-113℃;1H NMR(400MHz,DMSO-d6)δ9.05(s,1H),7.87(s,1H),7.70-7.50(m,4H),7.43(s,1H),4.45(s,2H),3.68(s,3H),2.34(s,3H),2.26(s,3H);13C NMR(101MHz,DMSO-d6)δ199.35,154.41,139.51,136.95,136.13,134.16,132.43,131.91,129.06,128.66,127.23,126.50,125.70,123.12,123.08,51.82,46.41,20.93,17.30;19F NMR(376MHz,DMSO-d6)δ-60.99;ESIMS m/z 366([M+H]+)。
实例2D:(4-(2-环己基乙酰基)-2,5-二甲基苯基)氨基甲酸甲酯的制备。
在室温下,将氯化铝(III)(AlCl3,1.12g,8.37mmol)和(2,5-二甲基苯基)氨基甲酸甲酯(0.500g,2.79mmol)添加到圆底烧瓶中并用DCM(15.0mL)溶解。向该反应混合物中逐滴添加2-环己基乙酰氯(0.856mL,5.58mmol)。将反应混合物在60℃下搅拌1h。将反应混合物通过倒入冰冷的水(200mL)中淬灭,并用DCM(3×100mL)萃取。将有机层经无水Na2SO4干燥,过滤,并在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在己烷中的0→100%乙酸乙酯)纯化以提供呈白色固体的标题化合物(0.846g,定量):mp 110℃-113℃;1H NMR(400MHz,DMSO-d6)δ8.99(s,1H),7.60(s,1H),7.38(s,1H),3.67(s,3H),2.76(d,J=6.8Hz,2H),2.34(s,3H),2.22(s,3H),1.71-1.54(m,6H),1.32-1.05(m,3H),1.04-0.87(m,2H);13CNMR(101MHz,DMSO-d6)δ203.27,154.95,139.50,135.77,134.32,131.75,127.88,126.34,52.29,48.63,34.56,33.07,26.31,26.15,21.18,17.75;ESIMS m/z 304([M+H]+)。
实例2E:(2,5-二甲基-4-(2-(2,4,6-三氟苯基)乙酰基)苯基)氨基甲酸甲酯的制备。
向2-(2,4,6-三氟苯基)乙酸(0.796g,4.18mmol)在DCM(15mL)中的溶液中逐滴添加DMF(催化量)和乙二酰氯(2.36mL,27.9mmol),并且将反应混合物在室温下搅拌4h。将反应混合物在减压下浓缩,并且将所得酰基氯残余物用DCM(15mL)稀释。在室温下,添加AlCl3(1.12g,8.37mmol)和(2,5-二甲基苯基)氨基甲酸甲酯(0.500g,2.79mmol)。将反应混合物在40℃下搅拌0.5h。将反应混合物用水(50mL)淬灭,并用乙酸乙酯(2×50mL)萃取。将有机层经无水硫酸镁(MgSO4)干燥,过滤并在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在己烷中的0→25%乙酸乙酯)纯化以提供呈白色固体的标题化合物(0.894g,91%产率):1HNMR(500MHz,CDCl3)δ7.89(s,1H),7.64(s,1H),6.73-6.65(m,2H),6.57(s,1H),4.22(s,2H),3.81(s,3H),2.51(s,3H),2.28(s,3H);19F NMR(471MHz,CDCl3)δ-109.63(ddd,J=14.7,9.1,5.8Hz),-111.73(p,J=7.1Hz);ESIMS m/z 352([M+H]+)。
实例2F:3-(2-4-((甲氧基羰基)氨基-)2,5-二甲基苯基)-2-氧代乙基)苯甲酸的制备。
在室温下,将AlCl3(1.12g,8.37mmol)和(2,5-二甲基苯基)氨基甲酸甲酯(0.500g,2.79mmol)添加到圆底烧瓶中并用DCM(15mL)溶解。向该反应混合物中添加2-(3-(三氟甲基)苯基)乙酰氯(0.621mL,2.79mmol)。将反应混合物加热至40℃持续0.5h。将反应混合物通过倒入水(50mL)中淬灭,并用乙酸乙酯(2×50mL)萃取。将有机层经无水MgSO4干燥,过滤并在减压下浓缩。将化合物通过快速柱色谱法(SiO2,在己烷中的0→70%乙酸乙酯)纯化以提供呈黄褐色泡沫的标题化合物(0.909g,95%产率):1H NMR(500MHz,CDCl3)δ11.01(s,1H),7.77(s,1H),7.71(d,J=1.9Hz,1H),7.66(dt,J=7.7,1.5Hz,1H),7.50(dt,J=7.7,1.5Hz,1H),7.41(t,J=7.7Hz,1H),7.13(s,1H),6.94-6.81(m,1H),3.79(s,3H),3.69(s,2H),2.30(s,3H),2.19(s,3H);13C NMR(126MHz,CDCl3)δ197.65,176.43,154.11,138.63,137.96,136.89,133.81,133.71,133.49,131.60,131.00,129.21,128.71,123.29,122.63,52.63,40.60,20.25,17.03;ESIMS m/z 342([M+H]+)。
实例2G:2-氟-3-(2-(4-((甲氧基羰基)氨基)-2,5-二甲基苯基)-2-氧代乙基)苯甲酸的制备。
向2-(2-氟-3-(三氟甲基)苯基))乙酸(0.930g,4.18mmol)在DCM(15mL)中的溶液中逐滴添加DMF(催化量)和乙二酰氯(2.36mL,27.9mmol)。将反应混合物在室温下搅拌4h。将反应混合物在减压下浓缩,并且将所得酰基氯残余物用DCM(15mL)稀释。在室温下,添加AlCl3(1.12g,8.37mmol)和(2,5-二甲基苯基)氨基甲酸甲酯(0.500g,2.79mmol)。将反应混合物在40℃下搅拌0.5h。将反应混合物用水(50mL)淬灭,并用乙酸乙酯(2×50mL)萃取。将有机层经无水MgSO4干燥,过滤并在减压下浓缩。将化合物通过快速柱色谱法(SiO2,在己烷中的0→75%乙酸乙酯)纯化以提供呈淡棕色固体的标题化合物(0.291g,29%产率):1HNMR(500MHz,CDCl3)δ7.89(s,1H),7.50(ddd,J=8.2,6.7,1.8Hz,1H),7.42(td,J=7.2,1.8Hz,1H),7.24-7.18(m,2H),6.68(s,1H),3.80(s,3H),3.73(d,J=1.4Hz,2H),2.49(s,3H),2.13(s,3H)(无COOH);19F NMR(471MHz,CDCl3)δ-115.33(t,J=6.9Hz);ESIMS m/z 360([M+H]+)。
实例3A:1-(4-氨基-2,5-二甲基苯基)-2-(邻甲苯基)乙-1-酮的制备。
在室温下,向(2,5-二甲基-4-(2-(邻甲苯基)乙酰基)苯基)氨基甲酸甲酯(0.600g,1.85mmol)在乙醇(15mL)中的搅拌溶液中添加氢氧化钠(NaOH,0.369g,9.22mmol)在水(1.5mL)中的溶液,并且将反应混合物在回流下搅拌7h。将反应混合物在减压下浓缩。将所得残余物通过快速柱色谱法(中性氧化铝,在石油醚中的0→20%乙酸乙酯)纯化以提供呈灰白色固体的标题化合物(0.330g,70%产率):mp 100℃-104℃;1H NMR(300MHz,DMSO-d6)δ7.70(s,1H),7.24-7.00(m,4H),6.42(s,1H),5.64(s,2H),4.19(s,2H),2.31(s,3H),2.14(s,3H),2.08(s,3H);13C NMR(75MHz,DMSO-d6)δ197.06,150.38,138.57,136.70,135.61,133.31,130.41,129.64,126.26,125.51,124.01,117.08,116.27,44.35,22.07,19.31,16.92;ESIMS m/z254([M+H]+)。
实例3B:3-(2-(4-氨基-2,5-二甲基苯基)-2-氧代乙基)苯甲酸甲酯的制备。
在室温下,向3-(2-4-((甲氧基羰基)氨基-)2,5-二甲基苯基)-2-氧代乙基)苯甲酸(0.909g,2.66mmol)在四氢呋喃(THF,13mL)和甲醇(MeOH,13mL)中的搅拌溶液中添加NaOH的1摩尔(M)溶液(13mL),并且将反应混合物在60℃下搅拌22h。将反应混合物在1M HCl(50mL)和乙酸乙酯之间分配。将有机层经无水MgSO4干燥,过滤并在减压下浓缩以提供黄色油状物。将油状物溶解在新鲜的MeOH(13mL)中。添加三甲基甲硅烷基重氮甲烷在己烷中的2M溶液(1.33mL,2.66mmol)。将反应混合物在室温下搅拌1.5h并在减压下浓缩以提供呈棕色油状物的标题化合物(0.645g,82%产率):1H NMR(500MHz,CDCl3)δ7.56(s,1H),7.52(d,J=7.7Hz,1H),7.35(d,J=7.6Hz,1H),7.28(t,J=7.6Hz,1H),7.02(s,1H),6.42(s,1H),4.02-3.93(m,2H),3.58(s,3H),3.56(s,2H),2.25(s,3H),1.97(s,3H);ESIMS m/z 298([M+H]+)。
实例4A:(E)-N'-(2,5-二甲基-4-(2-(邻甲苯基)乙酰基)苯基)-N-乙基-N-甲基甲脒的制备。
将1-(4-氨基-2,5-二甲基苯基)-2-(邻甲苯基)乙-1-酮(0.400g,1.58mmol)在原甲酸三甲酯(20mL)中的溶液在100℃下搅拌6h。将反应混合物在减压下浓缩。在室温下添加MeOH(15mL)、1,4-二噁烷(15mL)和N-乙基甲基胺(0.30mL,3.46mmol)。将反应混合物在密封管中在80℃下搅拌2h。将反应混合物在减压下浓缩并通过制备型高效液相色谱法(HPLC)纯化以提供呈淡黄色固体的标题化合物(0.098g,19%产率):mp 101℃-105℃;1H NMR(400MHz,DMSO-d6)δ7.84-7.60(m,2H),7.20-7.05(m,4H),6.69(br s,1H),4.27(s,2H),3.55-3.36(m,2H),3.00-2.85(m,3H),2.35(s,3H),2.21(s,3H),2.15(s,3H),1.14(t,J=7.0Hz,3H);13C NMR(101MHz,DMSO-d6)δ199.11,153.72,152.67,137.08,136.74,135.03,131.65,130.52,129.96,129.72,127.73,126.46,125.59,121.47,46.88,45.16,31.48,21.29,19.28,17.43,14.07;ESIMS m/z 323([M+H]+)。
实例4B:(E)-N'-(4-(2-环戊基乙酰基)-2,5-二甲基苯基)-N,N-二甲基甲脒的制备。
向1-(4-氨基-2,5-二甲基苯基)-2-环戊基乙-1-酮(0.110g,0.475mmol)在甲苯(2.40mL)中的溶液中添加1,1-二甲氧基-N,N-二甲基甲胺(126μL,0.951mmol)。将反应混合物在90℃下搅拌24h,并且然后在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在二氯甲烷中的0→5%乙酸乙酯)纯化以提供呈无色膜的标题化合物(0.105g,77%产率):1H NMR(500MHz,CDCl3)δ7.50(s,1H),7.45(s,1H),6.57(s,1H),3.03(s,6H),2.90(d,J=7.2Hz,2H),2.47(s,3H),2.37-2.29(m,1H),2.27(s,3H),1.85(ddt,J=16.1,11.9,4.7Hz,2H),1.62(qd,J=9.7,8.2,3.6Hz,2H),1.54(dq,J=9.0,4.2,3.8Hz,2H),1.21-1.11(m,2H);13CNMR(126MHz,CDCl3)δ203.17,153.59,152.29,137.84,131.69,131.54,128.36,122.34,47.19,40.14,36.51,34.29,32.71,25.02,21.64,17.63;ESIMS m/z 287([M+H]+)。
实例4C:(E)-N'-(4-(2-环戊基乙酰基)-2,5-二甲基苯基)-N-乙基-N-甲基乙脒的制备。
向N-乙基-N-甲基乙酰胺(0.131g,1.30mmol)在DCE(6.50mL)中的溶液中添加三氯氧磷(121μL,1.30mmol)。将反应混合物在室温下搅拌2h。添加1-(4-氨基-2,5-二甲基苯基)-2-环戊基乙-1-酮(300mg,1.30mmol),并且将反应混合物在80℃下搅拌2h。然后将反应用1M NaOH(5mL)淬灭,并且将反应混合物用DCM(2×10mL)萃取。将有机层用饱和NaHCO3洗涤、通过相分离器干燥,并在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在二氯甲烷中的0→15%乙酸乙酯)纯化以提供呈金色膜的标题化合物(0.141g,35%产率):1H NMR(500MHz,CDCl3)δ7.50(s,1H),6.45(s,1H),3.45(q,J=7.1Hz,2H),3.00(s,3H),2.90(d,J=7.2Hz,2H),2.45(s,3H),2.33(p,J=8.2Hz,1H),2.07(s,3H),1.89-1.80(m,2H),1.79(s,3H),1.67-1.59(m,2H),1.58-1.49(m,2H),1.23-1.10(m,5H);13C NMR(126MHz,CDCl3)δ203.19,155.13,154.18,137.61,131.69,130.98,126.57,125.34,47.11,44.64,36.54,35.32,32.70,25.00,21.60,17.73,15.10,12.74;ESIMS m/z 315([M+H]+)。
实例4D:(E)-N'-(4-(2-环己基乙酰基)-5-甲氧基-2-甲基苯基)-N-乙基-N-甲基甲脒的制备。
维尔斯迈尔(Vilsmeier)试剂的储备溶液的制备:向配备有搅拌棒的烘箱干燥的小瓶中装入N-乙基-N-甲基甲酰胺(0.240g,2.30mmol,85%重量/重量(w/w))和DCM(2.40mL)。将所得黄色溶液在冰浴中冷却至0℃,并逐滴添加乙二酰氯(0.200mL,2.30mmol)。观察到气体的立即逸出和放热。当气体逸出停止后,移除冰浴并将反应混合物在室温下搅拌2小时。试剂变为亮黄色。与底物的反应:将1-(4-氨基-2-甲氧基-5-甲基苯基)-2-环己基乙-1-酮(0.190g,0.727mmol)添加到配备有搅拌棒的小瓶中,并添加DCM(7.60mL)。将以上制备的维尔斯迈尔试剂的溶液的一部分(2.40mL,2.30mmol)添加到苯胺溶液中同时搅拌,并且将反应混合物搅拌过夜。将物质通过快速柱色谱法(SiO2,0→100%乙酸乙酯-己烷梯度)纯化以提供呈黄色半固体的标题化合物(0.179g,75%产率):1H NMR(400MHz,CDCl3)δ7.53(d,J=0.8Hz,1H),7.47(s,1H),6.30(s,1H),3.86(s,3H),3.52(s,1H),3.02(s,3H),2.81(d,J=6.8Hz,2H),2.18(s,3H),1.90(dtd,J=14.7,7.4,3.4Hz,1H),1.73(d,J=2.5Hz,1H),1.70(s,2H),1.75-1.66(m,1H),1.64(s,2H),1.35-1.18(m,5H),1.14(dd,J=12.1,3.5Hz,1H),0.97(qd,J=12.2,2.8Hz,2H);ESIMS m/z 331([M+H]+)。
实例4E:(Z)-N'-(4-(2-环己基乙酰基)-2,5-二甲基苯基)-N,N-二甲基硫代氨基亚胺酸的制备。
制备1-(4-氨基-2,5-二甲基苯基)-2-环己基乙-1-酮(0.100g,0.408mmol)和NaHCO3(0.342g,4.08mmol)在DCM(1.24mL)和H2O(1.24mL)中的溶液。经由注射器向该溶液中逐滴添加硫光气(34.4μL,0.448mmol)。将所得橙色两相混合物在室温下剧烈搅拌2h。将两相混合物用H2O(5mL)和DCM(5mL)稀释并穿过相分离器并浓缩以提供淡黄色油状物。将所得油状物直接用于下一步骤中。
将来自前面步骤的物质溶解于DCM(1.24mL)中,并且经由注射器一次性添加二甲胺(0.408mL,0.815mmol)。将所得溶液在室温下搅拌1h。将反应混合物直接通过快速柱色谱法(SiO2,在己烷中的0→50%EtOAc)纯化以提供呈白色固体的标题化合物(0.105g,77%产率);1H NMR(400MHz,CDCl3)δ7.47(s,1H),7.04(s,1H),6.80(s,1H),3.34(s,6H),2.74(d,J=6.8Hz,2H),2.44(s,3H),2.28(s,3H),1.95(ddt,J=11.3,7.4,3.4Hz,1H),1.76(d,J=3.8Hz,1H),1.70(d,J=16.0Hz,4H),1.37-1.23(m,2H),1.27-1.11(m,1H),1.06-0.92(m,2H);ESIMS m/z 333([M+H]+)。
实例5:4-溴-2-甲基-5-(三氟甲基)苯胺的制备。
向10℃下的2-甲基-5-(三氟甲基)苯胺(0.88g,5.0mmol)在干燥乙腈(15mL)中的溶液中分小部分添加N-溴代琥珀酰亚胺(NBS,1.023g,5.750mmol),并且将反应混合物在相同温度下搅拌1h。将反应混合物在减压下浓缩,并且将所得产物通过快速柱色谱法(SiO2,在己烷中的0→10%二氯甲烷)纯化以提供呈棕色液体的标题化合物(0.941g,74%产率):1H NMR(400MHz,CDCl3)δ7.34(s,1H),6.96(s,1H),3.76(s,2H),2.16(s,3H);19F NMR(376MHz,CDCl3)δ-62.35;EIMS m/z 254[M+]。
实例6:(E)-N'-(4-溴-2,5-二甲基苯基)-N-乙基-N-甲基甲脒的制备。
向0℃下的N-乙基-N-甲基甲酰胺(0.653g,7.50mmol)在干燥DCM(7mL)中的溶液中逐滴添加乙二酰氯(0.643mL,7.50mmol),并且将反应混合物在环境温度下搅拌30分钟。将溶液逐滴添加到4-溴-2,5-二甲基苯胺(1.00g,5.00mmol)在干燥DCM(5mL)中的溶液中,并且将反应混合物在环境温度下搅拌1.5h。逐滴添加碳酸钠(Na2CO3)的饱和水溶液直至反应混合物的pH高于9,并添加H2O(7mL)和DCM(7mL)。将有机相分离,并在减压下去除溶剂。将所得物质通过快速柱色谱法(SiO2,在己烷中的0→20%乙酸乙酯)纯化以提供呈棕色固体的标题化合物(0.967g,72%产率):1H NMR(500MHz,CDCl3)δ7.39(s,1H),7.26(s,1H),6.60(s,1H),3.34-3.31(m,2H),2.98(s,3H),2.31(s,3H),2.20(s,3H),1.20(t,J=7.2Hz,3H);13CNMR(126MHz,CDCl3)δ151.86,150.45,135.29,133.26,131.10,121.41,117.26,47.86,32.05,21.91,16.75,14.35;ESIMS m/z 269([M+H]+)。
实例7:2-环己基-N-甲氧基-N-甲基乙酰胺的制备。
制备N,O-二甲基羟胺(0.761g,12.5mmol)和2-环己基乙酰氯(0.711mL,6.23mmol)在DCM(20.0mL)中的溶液并在氩气气氛下在冰/水浴中冷却至0℃。经由注射器逐滴添加吡啶(1.10mL,13.7mmol)。将混合物在0℃下搅拌5分钟并且使其升温至室温。升温之后形成沉淀物。使反应混合物在室温下搅拌过夜,并且通过依次用1M HCl(2×20mL)、饱和NaHCO3(2×20mL)和盐水(1×20mL)洗涤将反应淬灭。将有机层经Na2SO4干燥并在减压下浓缩以提供呈澄清无色油状物的标题化合物(0.750g,65%产率):1H NMR(400MHz,CDCl3)δ3.67(s,3H),3.18(s,3H),2.30(d,J=7.0Hz,2H),1.85(tdp,J=10.6,7.0,3.4Hz,1H),1.79-1.60(m,4H),1.29(dtd,J=13.1,9.5,3.4Hz,2H),1.25-1.07(m,2H),1.04-0.89(m,2H);ESIMS m/z186([M+H]+)。
实例8:(E)-N'-(4-(环丁烷羰基)-2,5-二甲基苯基)-N-乙基-N-甲基甲脒的制备。
在-78℃下,向氮气下的(E)-N'-(4-溴-2,5-二甲基苯基)-N-乙基-N-甲基甲脒(0.162g,0.600mmol)在干燥THF(4.00mL)中的溶液中逐滴添加正丁基锂(0.260mL,0.660mmol,在己烷中2.5M),并且将溶液在相同温度下搅拌30分钟。逐滴添加N-甲氧基-N-甲基环丁烷甲酰胺(95mg,0.66mmol)在干燥THF(2mL)中的溶液,并且将所得混合物在-78℃下搅拌15分钟。使混合物升温至环境温度并搅拌1h。将反应用1M HCl水溶液(3mL)淬灭。将溶液搅拌5min,并逐滴添加Na2CO3饱和水溶液直至溶液的pH高于9。添加DCM,并分离这些相。将合并的有机层穿过相分离器并浓缩。将所得物质通过快速柱色谱法(SiO2,在己烷中的0→5% EtOH)纯化以提供呈黄色油状物的标题化合物(0.060g,36%产率):1H NMR(500MHz,CDCl3)δ7.49(s,1H),7.41(s,1H),6.57(s,1H),3.94(pd,J=8.6,1.1Hz,1H),3.58-3.25(m,2H),3.00(s,3H),2.52(s,3H),2.42-2.32(m,2H),2.27-2.18(m,5H),2.02(dp,J=11.0,8.8Hz,1H),1.90-1.81(m,1H),1.21(t,J=7.2Hz,3H);13C NMR(126MHz,CDCl3)δ203.30,153.94,151.77,138.73,131.82,129.45,128.35,122.41,47.80,43.75,31.98,25.42,21.86,17.94,17.67,14.33;ESIMS m/z 273([M+H]+)。
实例9:(E)-N-乙基-N'-(4-(1-羟基-3,3-二甲基丁基)-2,3,5-三甲基苯基)-N-甲基甲脒的制备。
将镁金属屑(0.0386g,1.59mmol)添加到25mL小瓶中,并将小瓶抽真空并回填氮气(3x)。依次添加THF(1.33mL)、1,2-二溴乙烷(4.97mg,0.0260mmol)和三甲基氯硅烷(0.00575g,0.0530mmol)。将混合物在室温下搅拌10分钟。逐滴添加(E)-N'-(4-溴-2,3,5-三甲基苯基)-N-乙基-N-甲基甲脒(0.150g,0.530mmol)在THF(1.00mL)中的溶液,并将反应混合物在室温下搅拌2h。逐滴添加3,3-二甲基丁醛(0.080g,0.794mmol)在THF(1.00mL)中的溶液,并将反应混合物在室温下搅拌2h。将反应用MeOH(2mL)淬灭,并将所得物质通过快速柱色谱法(SiO2,在DCM中的0→5% MeOH)纯化以提供呈澄清无色油状物的标题化合物(0.035g,22%产率):1H NMR(500MHz,CDCl3)δ7.34(s,1H),6.33(s,1H),5.27(dd,J=9.2,2.6Hz,1H),3.38(d,J=48.0Hz,3H),2.98(d,J=1.6Hz,3H),2.34(s,6H),2.15(d,J=7.8Hz,3H),2.07(dd,J=14.7,9.1Hz,1H),1.49(dd,J=14.7,2.6Hz,1H),1.19(t,J=7.1Hz,3H),1.02(s,9H);ESIMS m/z 305([M+H]+)。
实例10:(E)-N'-(4-(3,3-二甲基丁酰基)-2,3,5-三甲基苯基)-N-乙基-N-甲基甲脒的制备。
向(E)-N-乙基-N'-(4-(1-羟基-3,3-二甲基丁基)-2,3,5-三甲基苯基)-N-甲基甲脒(35.0mg,0.115mmol)在DCM(0.500mL)中的溶液中一次性添加氯铬酸吡啶鎓(49.6mg,0.230mmol),并且将所得溶液在室温下搅拌2h。然后将反应混合物通过(硅酸镁)的小柱过滤,用DCM彻底洗涤。将合并的有机滤液在减压下浓缩。将所得物质通过快速柱色谱法(SiO2,在0.5%三乙胺(Et3N)-己烷中的0→30% EtOH)纯化以提供呈无色油状物的标题化合物(0.019g,55%产率):1H NMR(500MHz,CDCl3)δ7.37(s,1H),6.41(s,1H),3.35(s,2H),2.99(s,3H),2.61(s,2H),2.17(s,3H),2.16(s,3H),2.12(s,3H),1.20(t,J=7.1Hz,3H),1.12(s,9H);ESIMS m/z 303([M+H]+)。
通用生物学实验详述
实例A:杀真菌活性的评估:小麦斑叶枯病(叶枯病菌;拜耳代码SEPTTR):
将工业级的物质溶解在丙酮中,然后将其与九体积的含有110ppm Triton X-100的水(H2O)混合。使用自动喷箱喷雾器将杀真菌剂溶液施用到小麦幼苗上,以使其径流。在进一步处理之前,将所有喷雾的植物风干。除非另有说明,否则使用前述方法评估所有杀真菌剂相对于所有目标病害的活性。
在温室中小麦植物(“Yuma”品种)从在无土的盆栽混合物中的种子生长,直到第一片叶子完全出来,每盆7-10株幼苗。在杀真菌剂处理前3天(3天治疗剂;3DC)或在杀真菌剂处理后1天(1天保护剂;1DP)将这些植物用叶枯病菌的水性孢子悬浮液接种。接种后,将植物在100%相对湿度下保持三天,以使孢子萌发并感染叶片。然后将植物转移到温室中以使病害发展。当未处理的植物的第一片叶子上完全表现出病害症状时,以病害严重程度为0至100%的等级评估感染水平。使用处理的植物的病害严重程度相对于未处理的植物的病害严重程度的比率来计算病害控制百分比。
实例B:杀真菌活性的评估:小麦褐锈病(小麦叶锈菌(Puccinia triticina);同义词:小麦叶锈菌(Puccinia recondita f.sp.tritici);拜耳代码PUCCRT):
在温室中小麦植物(“Yuma”品种)从在无土的盆栽混合物中的种子生长,直到第一片叶子完全出来,每盆7-10株幼苗。在杀真菌剂处理后,将这些植物用小麦叶锈菌的水性孢子悬浮液接种。接种后,将植物在黑暗露水室中在100%相对湿度下保持过夜,以使孢子萌发并感染叶片。然后将植物转移到温室中以使病害发展。杀真菌剂的配制、施用和病害评估遵循如实例A中所述的程序。
实例C:杀真菌活性的评估:亚洲大豆锈菌病(豆薯层锈菌;拜耳代码PHAKPA):
将工业级的物质溶解在丙酮中,然后将其与九体积的含有0.011% Tween-20的H2O混合。使用自动喷箱喷雾器将杀真菌剂溶液施用到大豆幼苗上,以使其径流。在进一步处理之前,将所有喷雾的植物风干。
在无土的盆栽混合物中,栽培大豆植物(“Williams 82”品种),每盆一株植物。使用十天大的幼苗进行测试。如实例A中所述接种植物。将植物在黑暗露水室中在100%相对湿度下温育24h,然后转移至生长室以使病害发展。如实例A中所述进行杀真菌剂的配制和施用。当完全表现出病害症状时,以0至100%的等级评估喷雾叶片的病害严重程度。使用处理的植物的病害严重程度相对于未处理的植物的病害严重程度的比率来计算病害控制百分比。
实例D:杀真菌活性的评估:大麦云纹病(大麦云纹病菌;拜耳代码RHYNSE):
在温室中大麦植物(“Harrington”品种)从在无土的盆栽混合物中的种子生长,直到第一片叶子完全出来,每盆7-10株幼苗。在杀真菌剂处理后,将这些植物用大麦云纹病菌的水性孢子悬浮液接种。接种后,将植物在黑暗露水室中在100%相对湿度下保持两天,以使孢子萌发并感染叶片。然后将植物转移到温室中以使病害发展。如实例A中所述进行杀真菌剂的配制和施用。如实例A中所述进行病害评估。
实例E:杀真菌活性的评估:大麦斑点病(禾旋孢腔菌;拜耳代码COCHSA):
在无土的盆栽混合物中繁殖大麦幼苗(“Harrington”品种),每个盆有8到12株植物,并当第一片叶子完全出来时用于测试。用杀真菌剂处理后24h,将测试植物用禾旋孢腔菌的孢子悬浮液接种。接种后,将植物在100%相对湿度下保持两天,以使孢子萌发并感染叶片。然后将植物转移到温室中以使病害发展。杀真菌剂的配制、施用和病害评估遵循如实例A中所述的程序。
表1.化合物结构、制备方法和外观
表2.分析表征数据
表3.生物测试等级量表
表4.生物活性-以200ppm施用时COCHSA、PHAKPA、PUCCRT、RHYNSE、和SEPTTR病害控制
*Cmpd.No.-化合物编号
*COCHSA-大麦斑点病(禾旋孢腔菌)
*PHAKPA-亚洲大豆锈菌病(豆薯层锈菌)
*PUCCRT-小麦褐锈病(小麦叶锈菌)
*RHYNSE-大麦云纹病(大麦云纹病菌)
*SEPTTR-小麦斑叶枯病(叶枯病菌)
*1DP-1天保护剂
*3DC-3天治疗剂
*ppm-百万分率
Claims (22)
1.一种具有式I的化合物:
其中
R1选自由以下组成的组:C2-C8烷基、C1-C8卤代烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C3-C8环烷基、C3-C8经取代的环烷基、C3-C8杂环烷基、C3-C8经取代的杂环烷基、C5-C7杂芳基、C5-C7经取代的杂芳基、芳基、和经取代的芳基;
R2和R3各自独立地选自由以下组成的组:氢、C1-C8烷基、C1-C8卤代烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基;
或R1和R2可以共价键合在一起以形成C4-C8环烷基基团、C3-C8经取代的环烷基基团、C3-C8杂环烷基、或C3-C8经取代的杂环烷基基团;
R4、R5和R6各自独立地选自由以下组成的组:氢、卤素、氰基、硝基、C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C1-C8烷氧基、和C1-C8经取代的烷氧基;
R7是H;
R8选自由以下组成的组:氢、C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C1-C8烷氧基、C1-C8经取代的烷氧基、和巯基;
或R8和R9可以共价键合在一起以形成C3-C8杂环烷基或C3-C8经取代的杂环烷基基团;
R9和R10各自独立地选自由以下组成的组:C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C2-C8经取代的烯基、C2-C8炔基、C2-C8经取代的炔基、C3-C8环烷基、C3-C8经取代的环烷基、芳基、经取代的芳基、C1-C8烷基芳基、和经取代的C1-C8烷基芳基;
或R9和R10可以共价键合在一起以形成C3-C8杂环烷基或C3-C8经取代的杂环烷基基团;
X是O;
其中任一个和所有杂环可含有至多三个选自由O、N和S组成的组的杂原子;
或其互变异构体或盐。
2.如权利要求1所述的化合物,其中R1选自由以下组成的组:C2-C8烷基、C1-C8卤代烷基、C3-C8环烷基、C3-C8经取代的环烷基、芳基、和经取代的芳基。
3.如权利要求1-2中任一项所述的化合物,其中R2和R3二者都是氢。
4.如权利要求1-3中任一项所述的化合物,其中R4是氢。
5.如权利要求4所述的化合物,其中R5和R6各自独立地选自由以下组成的组:卤素、C1-C8烷基、C1-C8经取代的烷基、和C1-C8烷氧基。
6.如权利要求5所述的化合物,其中R5和R6二者都是CH3。
7.如权利要求1-3中任一项所述的化合物,其中R6是氢。
8.如权利要求7所述的化合物,其中R4和R5各自独立地选自由以下组成的组:卤素、C1-C8烷基、C1-C8经取代的烷基、和C1-C8烷氧基。
9.如权利要求8所述的化合物,其中R4和R5二者都是CH3。
10.如权利要求1-9中任一项所述的化合物,其中R9和R10各自独立地选自由以下组成的组:C1-C8烷基、C1-C8经取代的烷基、C2-C8烯基、C3-C8环烷基、芳基、经取代的芳基、C1-C8烷基芳基、和经取代的C1-C8烷基芳基。
11.如权利要求1-10中任一项所述的化合物,其中R8选自由以下组成的组:氢、C1-C8烷基、C1-C8经取代的烷基、和巯基。
12.如权利要求1-11中任一项所述的化合物,其中所述化合物选自表1中的化合物之一。
13.如权利要求1-12中任一项所述的化合物,其用于在控制真菌病原体中使用。
14.如权利要求13所述的化合物,其中所述真菌病原体是以下之一:叶枯病菌、禾旋孢腔菌、小麦叶锈菌、条形柄锈菌、苹果黑星病菌、玉米黑粉菌、葡萄白粉菌、大麦云纹病菌、稻瘟病菌、豆薯层锈菌、小麦颖枯菌、瓜炭疽病菌、甜菜生尾孢、番茄早疫病菌、圆核腔菌、小麦白粉病菌、大麦白粉病菌、菊科白粉菌、北美大豆猝死综合症病菌、立枯丝核菌、终极腐霉菌、灰霉菌、柱隔孢叶斑病菌、小麦黄斑叶枯病菌、玉米大斑病菌、多堆柄锈菌、核盘菌、弥散白粉菌、禾谷镰刀菌、白叉丝单囊壳、大豆炭疽病菌、大豆紫斑病菌、大豆灰斑病菌、多主棒孢菌、以及大豆壳针孢。
15.如权利要求13所述的化合物,其中所述化合物治疗来自所述真菌病原体的以下病害之一:小麦斑叶枯病(叶枯病菌)、大麦斑点病(禾旋孢腔菌)、小麦褐锈病(小麦叶锈菌)、小麦条锈病(条形柄锈菌)、苹果黑星病(苹果黑星病菌)、玉米疱黑穗病(玉米黑粉菌)、葡萄白粉病(葡萄白粉菌)、大麦云纹病(大麦云纹病菌)、稻瘟病(稻瘟病菌)、亚洲大豆锈菌病(豆薯层锈菌)、小麦颖枯病(小麦颖枯菌)、葫芦科炭疽病(瓜炭疽病菌)、甜菜叶斑病(甜菜生尾孢)、番茄早疫病(番茄早疫病菌)、大麦网斑病(圆核腔菌)、小麦白粉病(小麦白粉病菌)、大麦白粉病(大麦白粉病菌)、葫芦科白粉病(菊科白粉菌)、大豆猝死综合征(北美大豆猝死综合症病菌)、幼苗颈腐病或猝倒病(立枯丝核菌)、烂根病(终极腐霉菌)、灰霉病(灰霉菌)、柱隔孢叶斑病(柱隔孢叶斑病菌)、小麦黄斑病(小麦黄斑叶枯病菌)、北方玉米大斑病(玉米大斑病菌)、南方玉米锈病(多堆柄锈菌)、白绢病(核盘菌)、大豆白粉病(弥散白粉菌)、谷物赤霉病(禾谷镰刀菌)、苹果白粉病(白叉丝单囊壳)、大豆炭疽病(大豆炭疽病菌)、尾孢叶枯病(大豆紫斑病菌)、大豆灰斑病(大豆灰斑病菌)、大豆靶斑病(多主棒孢菌)、和大豆叶斑病(大豆壳针孢)。
16.一种用于控制真菌病原体的组合物,所述组合物包含植物学上可接受量的如权利要求1-12中任一项所述的化合物和载体。
17.如权利要求16所述的组合物,其中所述载体是增稠剂、乳化剂、流变剂、分散剂和聚合物中的一种或多种。
18.如权利要求16所述的组合物,其中所述真菌病原体是以下之一:叶枯病菌、禾旋孢腔菌、小麦叶锈菌、条形柄锈菌、苹果黑星病菌、玉米黑粉菌、葡萄白粉菌、大麦云纹病菌、稻瘟病菌、豆薯层锈菌、小麦颖枯菌、瓜炭疽病菌、甜菜生尾孢、番茄早疫病菌、圆核腔菌、小麦白粉病菌、大麦白粉病菌、菊科白粉菌、北美大豆猝死综合症病菌、立枯丝核菌、终极腐霉菌、灰霉菌、柱隔孢叶斑病菌、小麦黄斑叶枯病菌、玉米大斑病菌、多堆柄锈菌、核盘菌、弥散白粉菌、禾谷镰刀菌、白叉丝单囊壳、大豆炭疽病菌、大豆紫斑病菌、大豆灰斑病菌、多主棒孢菌、以及大豆壳针孢。
19.如权利要求16所述的组合物,其中所述组合物治疗来自所述真菌病原体的以下病害之一:小麦斑叶枯病(叶枯病菌)、大麦斑点病(禾旋孢腔菌)、小麦褐锈病(小麦叶锈菌)、小麦条锈病(条形柄锈菌)、苹果黑星病(苹果黑星病菌)、玉米疱黑穗病(玉米黑粉菌)、葡萄白粉病(葡萄白粉菌)、大麦云纹病(大麦云纹病菌)、稻瘟病(稻瘟病菌)、亚洲大豆锈菌病(豆薯层锈菌)、小麦颖枯病(小麦颖枯菌)、葫芦科炭疽病(瓜炭疽病菌)、甜菜叶斑病(甜菜生尾孢)、番茄早疫病(番茄早疫病菌)、大麦网斑病(圆核腔菌)、小麦白粉病(小麦白粉病菌)、大麦白粉病(大麦白粉病菌)、葫芦科白粉病(菊科白粉菌)、大豆猝死综合征(北美大豆猝死综合症病菌)、幼苗颈腐病或猝倒病(立枯丝核菌)、烂根病(终极腐霉菌)、灰霉病(灰霉菌)、柱隔孢叶斑病(柱隔孢叶斑病菌)、小麦黄斑病(小麦黄斑叶枯病菌)、北方玉米大斑病(玉米大斑病菌)、南方玉米锈病(多堆柄锈菌)、白绢病(核盘菌)、大豆白粉病(弥散白粉菌)、谷物赤霉病(禾谷镰刀菌)、苹果白粉病(白叉丝单囊壳)、大豆炭疽病(大豆炭疽病菌)、尾孢叶枯病(大豆紫斑病菌)、大豆灰斑病(大豆灰斑病菌)、大豆靶斑病(多主棒孢菌)、和大豆叶斑病(大豆壳针孢)。
20.如权利要求16所述的组合物,其中所述病害是小麦斑叶枯病、大麦斑点病、大麦云纹病、小麦褐锈病、和亚洲大豆锈菌病之一。
21.一种用植物学上可接受量的如权利要求1-12中任一项所述的化合物或如权利要求16-17中任一项所述的组合物处理的种子。
22.一种控制真菌侵袭植物的方法,所述方法包括用植物学上可接受量的如权利要求1-12中任一项所述的化合物或如权利要求16-17中任一项所述的组合物接触与所述植物相邻的区域、适于支持所述植物的生长的土壤、所述植物的根和所述植物的叶。
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