CN113024562A - 含三氟甲硫基色胺酮衍生物及其制备和在防治植物病毒病菌病中的应用 - Google Patents

含三氟甲硫基色胺酮衍生物及其制备和在防治植物病毒病菌病中的应用 Download PDF

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CN113024562A
CN113024562A CN201911344245.5A CN201911344245A CN113024562A CN 113024562 A CN113024562 A CN 113024562A CN 201911344245 A CN201911344245 A CN 201911344245A CN 113024562 A CN113024562 A CN 113024562A
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tryptanthrin
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CN113024562B (zh
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汪清民
郭金铖
王兹稳
刘玉秀
宋红健
李永强
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Nankai University
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Abstract

本发明涉及含三氟甲硫基色胺酮类衍生物I及其制备方法和在防治植物病毒病菌病中的应用。本发明的含三氟甲硫基色胺酮类衍生物I显示出抗植物病毒活性,结构中含有氯原子的衍生物对烟草花叶病毒(TMV)的抑制率可以达到与病毒唑相当的水平。同时该类化合物也表现出了一定的抗植物病菌活性,且对苹果轮纹病菌的抑制活性较好。

Description

含三氟甲硫基色胺酮衍生物及其制备和在防治植物病毒病菌 病中的应用
技术领域
本发明涉及含三氟甲硫基色胺酮衍生物及其制备和在防治植物病毒病菌病中的应用,属 于农业防护技术领域。
背景技术
色胺酮(Tryptanthrin)是一种吲哚喹唑啉类生物碱(结构式一),其化学名称为吲哚并 [2,1-b]喹唑啉-6,12-二酮(indolo[2,1-b]quinazoline-6,12-dione),为一种黄色的针状结晶。其有 两种构象异构体,平面型的构象α,使得芳香化达到最大,是能量最低的一种;构象β中11 位是个sp3杂化的N原子,是一个手性中心,因此,它可能以R或S两种形式存在。但是, 由于平时在溶液中分子以平面状态存在,所以我们观察不到旋光现象。
Figure BSA0000198333800000011
色胺酮主要存在于蓼蓝(Polygonum tinctorium Lour)、马蓝(Strobilanthescusia)、菘蓝 (Isatis tinctoria L.)等产蓝植物中。其最有趣的地方在于人工合成早于发现它为一种天然产 物。最早可追溯到1822年由Dumas合成得到,1902年Seidel确定了人工合成色胺酮的结构。 之后,在1977年Bergman等(Current Org.Chem.,2003,7,659-677.)首次从炮弹树的果实中 提取得到色胺酮,这才标志着它以天然产物身份进入化学舞台,之前也有人从中分离出来, 但结构被解析错了。
从近些年来对色胺酮的研究报道来看,我们不难得出其衍生物的类型主要有两种:一种 是对其母核的1、2、3、4、7、8、9、10位进行取代;另一种是对其6位的酮羰基进行结构 改造。下面对色胺酮衍生物的合成方法进行简单的概括总结。
一、母核的1、2、3、4、7、8、9、10位进行取代
(1)β-环糊精催化合成色胺酮衍生物
通过将环糊精溶解在水中然后加入带有取代基的靛红酸酐和靛红来合成色胺酮衍生物 (Green Chem.,2011,13,51-54.)(反应式一)。此反应条件温和无副产物生成。反应机理大致 是环糊精活化靛红酸酐的羰基使之有利于靛红上的N进攻,酸酐环断裂脱去一分子二氧化碳, 随后在靛红的2位反应形成产物(反应式一)。
Figure BSA0000198333800000021
(2)使用过硫酸氢钾复合盐(Oxone)氧化催化吲哚-3-甲醛二聚化合成色胺酮衍生物
室温条件下,用5位含有不同取代基的吲哚3-甲醛在氧化剂的催化下进行二聚反应,均 能以较好的收率得到相应的色胺酮衍生物(Tetrahedron Lett.,2013,54,6804-6806.)(反应式 二)。此反应的限制在于取代基只有在吲哚环的5位才能形成相应的色胺酮衍生物,而取代基 处于其他位置则得不到相应的色胺酮衍生物。
Figure BSA0000198333800000022
(3)碱催化靛红和靛红酸酐合成色胺酮衍生物(Heterocycl Commun.,2003,9,621-624.; Tetrahedron,1985,41,2879-2881.;Acta Pharmacol.Sin.,2010,31,259-129.)
此种方法收率较高,操作简便,目前是合成该类色胺酮衍生物最有效的办法。常用的催 化剂为N-甲基哌啶和三乙胺(反应式三)。但是带取代基的靛红和靛红酸酐不易取得,原料 合成比较麻烦。
Figure BSA0000198333800000023
Figure BSA0000198333800000031
(4)铜催化吲哚合成色胺酮衍生物
2013年,浙江大学王彦广研究组(Org.Lett.,2013,15,2982-2985.)在氧气气氛下用碘化 亚铜催化带有取代基吲哚和吲哚醌成功合成色胺酮及其衍生物(反应式四)。此方法原料虽然 易得但是操作过程复杂,收率中等。
Figure BSA0000198333800000032
二、对其6位的酮羰基进行结构改造
(1)利用羟醛缩合合成色胺酮衍生物
用不同类型的酮类化合物在碱催化下和色胺酮6位上的酮羰基进行反应生成如下反应式 所示的加合物(Russ.J.Org.Chem.,2017,53,418-422.)。
Figure BSA0000198333800000033
(2)用胺与羰基缩合合成色胺酮衍生物
此种方法是用不同的伯胺与色胺酮6位上的羰基反应形成席夫碱类化合物(Chin.J.Org. Chem.,2016,36,121-129.)(反应式六)。
Figure BSA0000198333800000034
(3)微波辅助合成色胺酮衍生物
2007年,伊朗波斯湾大学的Mohammadizadeh研究组(Arkivoc,2007,15,24-30.)利用微 波辅助一锅法在无溶剂条件下合成色胺酮的二氰基亚甲基衍生物(反应式七)。该反应所用时 间较短,并且后处理简单,收率可达78%以上。
Figure BSA0000198333800000041
到目前为止,虽然色胺酮及其衍生物具有较为成熟的合成路线,有着抗癌、抗人体病菌 和消炎等广泛的生物活性,但是它们的农用活性,尤其是在防治植物病毒病菌病中的活性还 没有被系统的研究和报道。此外,其衍生物的结构类型及合成方法也待拓展。
地壳中含量最多的卤素就是氟(Nat.Prod.Rep.,1994,11:123-133.)。然而大部分有机氟 化合物都是被人工合成出来的(J.Fluorine Chem.,1999,100:127-133.)。自从氟轻松被研发出 来作为治疗皮肤过敏类药物,有机氟化合物在医药、制药、农业和材料科学中受到越来越多 的关注(Acc.Chem.Res.,2012,45,1237-1246.;Angew.Chem.,Int.Ed.,2012,51,1106-1109.; Chem.Soc.Rev.,2012,41,31-42.;Chem.Soc.Rev.,2012,41,2135-2171.;Angew.Chem.,Int.Ed., 2013,52:8880-8896.;J.Fluorine Chem.,2013,149:104-111.;Chem.Rev.,2014,114: 2432-2506.)。在氟化学中含氟基团一直占据着一个非常重要的地位。含氟基团的引入通常会 改变化合物的物理化学性质和生物活性。
近年来,一个三氟甲基与杂原子结合的含氟基团,即三氟甲硫基(SCF3),逐渐吸引了人 们的目光。这是因为相比于其他含氟基团,三氟甲硫基有着更高亲脂性、膜通过性以及新陈 代谢的稳定性(疏水性参数Π=1.44)(表1)。
表1 4个含氟基团的汉斯参数
Figure BSA0000198333800000042
下面对结构中引入三氟甲硫基形成C(sp3)-SCF3键化合物的合成方法进行总结综述。
如结构式二所示,对于化合物的直接三氟甲硫基化和含硫化合物的三氟甲基化反应来说, 都可以通过亲电、亲核或自由基取代三种途径在分子结构中引入三氟甲硫基。另外,也可利 用官能团化、氟卤交换以及光解反应来得到三氟甲基硫醚键。在这些方法中,运用自由基进 行直接三氟甲硫基化反应是应用最广泛的。
Figure BSA0000198333800000051
1、通过自由基取代直接三氟甲硫基化
最早在1966年,Harris(J.Org.Chem.1966,31,931-935.)报道过烷烃和三氟甲基硫氯 (SCF3Cl)的自由基取代反应(反应式八)。此反应收率中等且会有副产物生成。而且根据不 同烷烃的结构,有的会生成两个同分异构体的产物,如下反应式a、b所示。
Figure BSA0000198333800000052
2、通过自由基加成直接三氟甲硫基化
三氟甲硫醇(CF3SH)或CF3SCl通过自由基加成到烯烃中也会形成三氟甲基硫醚键(反 应式九)(J.Org.Chem.1966,31,931-935.;J.Org.Chem.1967,32,2063-2074.;J.Am.Chem. Soc.1961,83,840-845.;J.Am.Chem.Soc.1962,84,3148-3153.;ObsticheiKhim.1967,37, 1277.;Phosphorus Sulfur Silicon Relat.Elem.2002,177,1117-1125.;Phosphorus Sulfur Silicon Relat.Elem.2002,177,2639-2650.;Phosphorus SulfurSilicon Relat.Elem.2004,179, 1635-1643.)。反应过程中自由基进攻的位点可由生成的自由中间体的稳定性确定,如向异丁 烯中加入CF3SH得到的主要产物是异丁基(三氟甲基)硫烷。
Figure BSA0000198333800000061
近些年,含氟基团的引入在药物和农药设计中越来越受到关注,SCF3尤其受到关注,因 此在分子结构中引入三氟甲硫基已成为热门的研究方向。
发明内容
Figure BSA0000198333800000062
Figure BSA0000198333800000071
本发明提供含三氟甲硫基色胺酮衍生物及其制备方法和在防治植物病毒病菌病中的应 用。本专利的含三氟甲硫基色胺酮衍生物具有很好的抗植物病毒和病菌活性。
本发明的含三氟甲硫基色胺酮衍生物具有如下通式I所示结构,具体为化合物I-1~I-24, R1,R2,R3所指代内容如化合物I-1~I-24结构所示。
本发明的化合物I-1~I-24按照反应式十所示的方法制备,R1,R2,R3所指代内容如化合物 I-1~I-24结构所示:
用wittig反应将邻氨基苯乙酮的羰基还原为碳碳双键,再用三乙胺做缚酸剂,二氯甲烷 做溶剂的条件下与苯甲酰氯反应,随后将得到的酰化后的产物用氢化钠拔氢,与溴化腈反应 的到中间体1~24。最后用过硫酸钾做氧化剂,二甲基亚砜作溶剂,三氟甲烷硫醇银做自由基 给予体进行自由基串联反应得到色胺酮衍生物I-1~I-24。
Figure BSA0000198333800000072
本发明的色胺酮衍生物I表现出很好的抗植物病毒和病菌活性,能很好地抑制烟草花叶 病毒(TMV)和黄瓜枯萎,花生褐斑,苹果轮纹,小麦纹枯,玉米小斑,西瓜炭疽,水稻恶苗, 番茄早疫,小麦赤霉,马铃薯晚疫,辣椒疫霉,油菜菌核,黄瓜灰霉,水稻纹枯14种植物病 菌。
具体实施方式
下述的实施例和生测试验结果可用来进一步说明本发明,但不意味着限制本发明。
实施例1:中间体1~24的合成
1:在100mL三口瓶中,加入甲基三苯基溴化膦(5.36g,15mmol)和干燥的THF 20mL。氩气保护,冰浴下将叔丁醇钾(1.68g,15mmol)分批加入到反应瓶中,加毕移至室温下反 应30min。然后加入邻氨基苯乙酮(1.21g,10mmol),反应过夜。反应完毕,加入饱和的碳 酸氢钠,用乙酸乙酯萃取,将萃取液浓缩之后硅胶柱层析,得到相应的邻丙烯基苯胺(0.88g,yield=74%)。在100mL单口瓶中,将邻丙烯基苯胺(0.99g,7.4mmol)和三乙胺(1.53g,11.1mmol)溶于15mL的二氯甲烷中。冰浴下,将苯甲酰氯(1.0mL,8.9mmol)的二氯甲 烷溶液缓慢滴加进去。大约1h反应完毕。硅胶柱层析后得到相应的酰胺(3.89g,yield=99%)。 在100mL三口瓶中,加入NaH(640mg,60%wt,16mmol),用氩气置换瓶内气体三次, 加入干燥的THF 15mL,将溶有酰胺(700mg,4mmol)的THF溶液滴加进去,升至60℃ 反应2h。然后将溴化腈加入到反应液中,移至室温过夜。将反应后的溶液抽滤,滤液浓缩后 硅胶柱层析,得到目标产物1(448mg)。白色固体,56%yield,mp:96-98℃,1H NMR(400MHz, CDCl3)δ7.80(d,J=7.5Hz,2H),7.60(t,J=7.5Hz,1H),7.53-7.41(m,5H),7.35(d,J=7.3Hz, 1H),5.32(s,1H),5.06(s,1H),2.04(s,3H).C17H15N2O[M+H]+263.1179,found(ESI+)263.1179. 13C NMR(100MHz,CDCl3)δ168.2,141.8,141.2,133.3,132.5,130.7,130.0,129.6,129.0,128.7,128.6),127.9,117.0),110.6,23.5.C17H15N2O[M+H]+263.1179,found(ESI+)263.1179.
化合物2~24的合成参照化合物1的合成方法,原料为相应原料。
2:白色固体,54%yield,mp:87-89℃,1H NMR(400MHz,CDCl3)δ7.84(dd,J=7.5,5.7 Hz,2H),7.49-7.39(m,3H),7.35(d,J=7.3Hz,1H),7.16(t,J=8.5Hz,2H),5.31(s,1H),5.04(s, 1H),2.03(s,3H).13C NMR(100MHz,CDCl3)δ167.0,165.6(d,J=255.8Hz),141.7,141.2, 132.4,131.8,131.8,129.9(d,J=45.8Hz),128.7,127.8,126.8(d,J=3.1Hz),117.0),116.0(d,J= 22.4Hz),110.6,23.5.C17H14FN2O[M+H]+281.1085,found(ESI+)281.1084.
3:白色固体,51%yield,mp:82-84℃,1H NMR(400MHz,CDCl3)δ7.74(d,J=7.9Hz,2H), 7.51-7.39(m,5H),7.35(d,J=7.3Hz,1H),5.31(s,1H),5.03(s,1H),2.03(s,3H).13CNMR (100MHz,CDCl3)δ167.2,141.6,141.2),139.8,132.2,130.5,130.2,129.7,129.0,128.9,128.8, 127.7,117.1,110.4,23.5.C17H14ClN2O[M+H]+297.0789,found(ESI+)297.0789.
4:白色固体,66%yield,mp:90-92℃,1H NMR(400MHz,CDCl3)δ7.66(d,J=8.0Hz,2H), 7.62(d,J=8.3Hz,2H),7.49-7.38(m,3H),7.35(d,J=7.3Hz,1H),5.30(s,1H),5.03(s,1H), 2.03(s,3H).13C NMR(100MHz,CDCl3)δ167.3,141.6,141.2,132.2,132.0,130.5,130.2,129.7, 129.4,128.8,128.4,127.8,117.1,110.4,23.5.C17H14BrN2O[M+H]+341.0284,found(ESI+) 341.0281.
5:白色固体,91%yield,mp:121-122℃,1H NMR(400MHz,CDCl3)δ7.90(s,2H),7.80(d, J=7.7Hz,2H),7.54-7.43(m,3H),7.39(d,J=7.2Hz,1H),5.36(s,1H),5.06(s,1H),2.07(s, 3H).13C NMR(100MHz,CDCl3)δ166.6,141.6,141.2,134.6,132.4,131.8,130.5,129.8,129.5, 128.9,127.7,117.4,117.2,116.7,109.9,23.5.C17H14BrN2O[M+H]+288.1131,found(ESI+) 288.1127.
6:白色固体,51%yield,mp:89-90℃,1H NMR(400MHz,CDCl3)δ7.71(d,J=7.9Hz,2H), 7.47-7.37(m,3H),7.36-7.31(m,1H),7.27(d,J=8.3Hz,2H),5.30(s,1H),5.05(s,1H),2.42 (s,3H),2.03(s,3H).13C NMR(100MHz,CDCl3)δ168.1,144.3,141.7,141.2,132.6,129.9,129.6, 129.3,129.2,128.6,127.9,127.8,117.0,110.8,23.5,21.7.C18H17N2O[M+H]+277.1335,found (ESI+)277.1340.
7:产物和原料的混合物(1:10),无法进一步提纯,白色固体,1H NMR(400MHz,CDCl3) δ7.81(d,J=8.8Hz,2H),7.47-7.38(m,3H),7.34(d,J=7.3Hz,1H),6.95(d,J=8.9Hz,2H), 5.29(s,1H),5.05(s,1H),3.87(s,3H),2.03(s,3H).C18H17N2O2[M+H]+293.1285,found(ESI+) 293.1285
8:无色液体,69%yield,1H NMR(400MHz,CDCl3)δ7.71(d,J=7.9Hz,2H),7.47-7.38 (m,3H),7.36-7.32(m,1H),7.27(d,J=8.3Hz,2H),5.30(s,1H),5.05(s,1H),2.42(s,9H),2.03 (s,3H).13C NMR(100MHz,CDCl3)δ168.0,157.2,141.7,141.2,132.6,129.9,129.6,129.1, 128.6,127.9,127.7,125.6,116.9,110.9,35.2,31.0,23.5.C21H23N2O[M+H]+319.1805,found (ESI+)319.1806.
9:白色固体,69%yield,mp:89-90℃,1H NMR(400MHz,CDCl3)δ7.60(d,J=5.5Hz,2H), 7.46-7.30(m,6H),5.31(s,1H),5.06(s,1H),2.39(s,3H),2.04(s,3H).13C NMR(100MHz, CDCl3)δ168.3,141.8,141.2,138.7,134.0,132.5,130.6,130.0,129.6,129.5,128.6,128.4,127.9, 126.0,117.0,110.7,23.5,21.4.C18H17N2O[M+H]+277.1335,found(ESI+)277.1338.
10:白色固体,69%yield,mp:90-91℃,1H NMR(400MHz,CDCl3)δ7.59(s,2H),7.47-7.31(m,6H),5.31(s,1H),5.06(s,1H),2.39(s,3H),2.04(s,3H).13C NMR(100MHz,CDCl3)δ168.3,141.8,141.2,138.7,134.0,132.5,130.6,130.0,129.6,129.5,128.6,128.4,127.9,126.0, 117.0,110.7,23.5,21.4.C18H17N2O[M+H]+277.1335,found(ESI+)277.1336.
11:白色固体,56%yield,mp:148-149℃,1H NMR(400MHz,CDCl3)δ7.89(d,J=8.1Hz, 2H),7.69(d,J=8.3Hz,2H),7.62(d,J=7.2Hz,2H),7.51-7.39(m,6H),7.36(dd,J=7.6,2.0 Hz,1H),5.33(s,1H),5.08(s,1H),2.06(s,3H).13C NMR(100MHz,CDCl3)δ167.9,146.2,141.7, 141.2,139.5,130.0,129.7,129.6,129.2,129.0,128.7,128.5,127.9,127.3,127.2,117.1,110.7, 23.5.C23H19N2O[M+H]+339.1492,found(ESI+)339.1490.
12:白色固体,68%yield,mp:120-121℃,1H NMR(400MHz,CDCl3)δ8.13(d,J=8.3Hz, 1H),8.04(d,J=8.3Hz,1H),7.92(d,J=7.8Hz,1H),7.83(s,1H),7.66-7.42(m,6H),7.38(d,J =6.8Hz,1H),5.39(s,1H),5.17(s,1H),2.09(s,3H).13C NMR(100MHz,CDCl3)δ168.3,142.1, 141.4,133.7,132.9,130.2,130.1,129.6,128.7,128.7,128.2,128.1,128.0,127.0,127.0,124.5, 124.2,117.1,110.2,23.7.C21H17N2O[M+H]+313.1335,found(ESI+)313.1336.
13:白色固体,7%yield,mp:96-97℃,1H NMR(400MHz,CDCl3)δ7.81(d,J=7.6Hz,2H), 7.62(t,J=7.5Hz,1H),7.54(dd,J=8.4,2.2Hz,1H),7.51(d,J=4.8Hz,1H),7.49(d,J=8.2Hz, 2H),7.32(d,J=8.4Hz,1H),5.34(s,1H),5.08(s,1H),2.04(s,3H).13C NMR(100MHz,CDCl3) δ167.8,143.6,140.2,133.5,132.7,131.8,131.5,130.3,129.5,129.0,128.7,124.0,117.9,110.2, 23.3.C17H14ClN2O[M+H]+297.0789,found(ESI+)297.0788.
14:白色固体,50%yield,mp:92-93℃,1H NMR(400MHz,CDCl3)δ7.80(d,J=7.6Hz,2H),7.61(t,J=7.4Hz,1H),7.48(t,J=7.6Hz,2H),7.38(s,2H),7.34(s,2H),5.34(d,J=0.9Hz, 1H),5.08(s,1H),2.03(s,3H).13C NMR(100MHz,CDCl3)δ167.9,143.4,140.2,135.9,133.5, 131.0,130.4,129.7,129.3,129.0,128.8,128.7,117.8,110.3,23.3.C17H14BrN2O[M+H]+341.0284, found(ESI+)341.0281.
15:产物和原料的混合物(1:5),无法进一步提纯,白色固体,1H NMR(400MHz,CDCl3) δ7.78(d,J=7.1Hz,2H),7.58(t,J=7.3Hz,1H),7.46(t,J=7.6Hz,2H),6.90(s,1H),6.76(s, 1H),5.29(s,1H),5.03(s,1H),3.91(s,6H),2.00(s,3H).C19H19N2O3[M+H]+323.1390,found (ESI+)323.1390.
16:无色液体,56%yield,1H NMR(400MHz,CDCl3)δ7.78(d,J=7.3Hz,1H),7.60(t,J=7.5Hz,1H),7.48(t,J=7.7Hz,2H),4.93(s,1H),4.88(s,1H),3.91(t,J=7.0Hz,2H),2.52(t,J= 7.0Hz,2H),1.83(s,3H).13C NMR(100MHz,CDCl3)δ168.5,140.6,133.1,131.2,128.6,128.5, 114.0,111.0,45.6,35.6,22.0.C13H15N2O[M+H]+215.1179,found(ESI+)215.1177.
17:无色液体,57%yield,1H NMR(400MHz,CDCl3)δ7.83(d,J=7.4Hz,2H),7.61(t,J= 7.5Hz,1H),7.54-7.41(m,5H),7.31(dd,J=6.7,1.5Hz,1H),5.29(s,1H),5.02(s,1H),1.12(s, 3H),1.11(s,3H).13C NMR(100MHz,CDCl3)δ168.3,151.8,142.2,133.4,132.6,130.6,130.0, 129.0,128.7,128.6,128.5,114.1,110.7,34.2,21.8.C19H19N2O[M+H]+291.1492,found(ESI+) 291.1492.
18:无色液体,43%yield,1H NMR(400MHz,CDCl3)δ7.83(d,J=7.4Hz,2H),7.61(t,J= 7.5Hz,1H),7.49(t,J=7.7Hz,2H),7.47-7.40(m,3H),7.31(dd,J=6.9,1.6Hz,1H),5.26(s, 1H),5.01(s,1H),2.24(t,J=10.9Hz,1H),1.85(d,J=12.2Hz,2H),1.77(d,J=12.2Hz,2H), 1.67(d,J=12.0Hz,1H),1.23(tt,J=24.9,12.5Hz,6H).13C NMR(100MHz,CDCl3)δ168.4, 151.1,142.2,133.3,132.6,130.6,130.0,129.0,128.7,128.5,128.5,114.3,110.7,44.2,32.4,26.6, 26.2.C22H23N2O[M+H]+331.1805,found(ESI+)331.1808.
19:无色液体,56%yield,1H NMR(400MHz,CDCl3)δ7.82(d,J=7.5Hz,2H),7.60(t,J= 7.4Hz,1H),7.51-7.39(m,5H),7.32(d,J=6.6Hz,1H),5.29(s,1H),5.06(s,1H),2.34(t,J=7.5 Hz,2H),1.47-1.40(m,2H),1.35-1.20(m,6H),0.85(t,J=6.8Hz,4H).13C NMR(100MHz, CDCl3)δ168.2,145.9,141.9,133.3,132.6,130.7,130.2,130.0,129.0,128.6,128.2,115.8,110.6, 36.8,31.5,27.5,22.5,14.0.C21H23N2O[M+H]+319.1805,found(ESI+)331.1811.
20:白色固体,48%yield,mp:131-133℃,1H NMR(400MHz,DMSO-d6)δ7.76(dd,J=5.9, 3.3Hz,1H),7.66-7.55(m,3H),7.48(dd,J=5.6,3.4Hz,1H),7.42(t,J=7.8Hz,2H),7.36- 7.32(m,3H),7.29(dd,J=7.2,1.2Hz,2H),7.21(s,2H),5.86(s,1H),5.28(s,1H).13CNMR(100 MHz,CDCl3)δ167.3,145.8,139.8,139.4,133.1,132.2,130.2,129.5,128.9,128.8,128.5,128.3, 128.1,126.8,118.2,110.1.C22H17N2O[M+H]+325.1335,found(ESI+)325.1339.
21:白色固体,47%yield,mp:141-142℃,1H NMR(400MHz,CDCl3)δ7.57-7.51(m,3H), 7.50-7.45(m,2H),7.44-7.33(m,3H),7.36(d,J=8.1Hz,1H),7.26(t,J=7.0Hz,1H),7.00(t, J=8.6Hz,2H),5.74(s,1H),5.39(s,1H).13C NMR(100MHz,CDCl3)δ167.3,164.1,161.6, 144.6,139.6,135.6,133.3,133.1,132.0,130.2,130.1,129.6,128.8,128.6,128.6,128.4,128.2, 118.0,115.7,115.5,110.0.C22H16FN2O[M+H]+343.1241,found(ESI+)343.1239.
22:产物和原料的混合物(1∶5),无法进一步提纯,白色固体,1H NMR(400MHz,CDCl3) δ7.56-7.43(m,5H),7.41-7.27(m,6H),7.21(d,J=8.1Hz,2H),5.78(s,1H),5.43(s,1H). C22H16FN2O[M+H]+359.0946,found(ESI+)359.0946.
23:产物和原料的混合物(1∶5),无法进一步提纯,白色固体,1H NMR(400MHz,CDCl3) δ7.58-7.28(m,11H),7.15(d,J=6.7Hz,2H),5.79(s,1H),5.44(s,1H).C22H16BrN2O[M+H]+ 403.0441,found(ESI+)403.0440.
24:白色固体,50%yield,mp:115-116℃,1H NMR(400MHz,CDCl3)δ7.63-7.44(m,5H),7.33(d,J=1.4Hz,2H),7.32(s,2H),7.18(d,J=8.2Hz,2H),7.12(d,J=8.1Hz,2H),5.76(s, 1H),5.35(s,1H),2.33(s,3H).13C NMR(100MHz,CDCl3)δ167.4,145.6,140.0,138.4,136.6, 133.1,132.2,130.3,130.1,129.4,128.9,128.2,128.1,126.8,117.4,110.1,21.2.C23H19N2O [M+H]+339.1492,found(ESI+)339.1494.
实施例2:色胺酮衍生物I-1~I-24的合成
I-1:取25mL史莱克管,将中间体1(0.0724g,0.20mmol)、AgSCF3(0.0502g,0.24mmol)、K2S2O8(0.0810g,0.30mmol)及2mL的DMSO放入,加热至60℃,回流16h, TLC监测。反应完毕后将反应液倒入水中,用乙酸乙酯萃取(3×10mL)。有机相进行硅胶柱 层析(PE∶EA=30∶1)得到目标产物I-1。白色固体,86%yield,mp:97-98℃,1H NMR(400 MHz,CDCl3)δ8.62(d,J=8.0Hz,1H),8.43(d,J=7.9Hz,1H),7.79(d,J=3.7Hz,2H),7.57- 7.45(m,3H),7.37(t,J=7.5Hz,1H),3.61(q,J=12.9Hz,2H),1.75(s,3H).13C NMR(100MHz, CDCl3)δ161.2,159.8,147.3,139.3,134.5,133.1,130.4(q,J=307.8Hz),129.6,127.5,127.2, 126.9,126.8,123.0,121.6,117.4,48.7,38.60(q,J=2.0Hz),25.1.C18H14F3N2OS[M+H]+363.0773,found(ESI+)363.0776.
化合物I-2~I-24的合成参照化合物I-1的合成方法,原料为相应原料。
I-2:白色固体,86%yield,mp:106-107℃,1H NMR(400MHz,CDCl3)δ8.59(d,J=8.0Hz, 1H),8.43(dd,J=8.9,6.1Hz,1H),7.50(td,J=8.0,1.2Hz,1H),7.48-7.41(m,2H),7.39(td,J= 7.5,1.0Hz,1H),7.26(td,J=8.4,2.4Hz,1H),3.60(q,J=12.9Hz,2H),1.75(s,4H).13C NMR (100MHz,CDCl3)δ166.5(d,J=254.8Hz),162.6,159.1,149.5(d,J=13.1Hz),139.2,133.0, 130.3(q,J=306.7Hz),129.7,129.6(d,J=10.7Hz),126.9,123.0,118.2,117.4,115.8(d,J=23.3 Hz),113.1(d,J=22.2Hz),48.9,38.5(q,J=2.0Hz),25.0.C18H14F4N2OS[M+H]+381.0679, found(ESI+)381.0675.
I-3:白色固体,84%yield,mp:140-141℃,1H NMR(400MHz,CDCl3)δ8.59(d,J=8.0Hz, 1H),8.35(d,J=8.5Hz,1H),7.79(d,J=1.9Hz,1H),7.54-7.44(m,3H),7.39(dd,J=7.4,0.6 Hz,1H),3.60(q,J=12.9Hz,2H),1.74(s,3H).13C NMR(100MHz,CDCl3)δ162.5,159.3,148.2, 139.1,133.0,130.5,130.3,129.7,129.2,128.3,127.0,123.0,120.4,117.4,48.9,38.5(q,J=2.0Hz), 25.0.C18H14BrF3N2OS[M+H]+397.0384,found(ESI+)397.0384.
I-4:白色固体,70%yield,mp:159-161℃,1H NMR(400MHz,CDCl3)δ8.62(d,J=8.1Hz, 1H),8.30(d,J=8.5Hz,1H),8.00(d,J=1.8Hz,1H),7.67(dd,J=8.5,1.8Hz,1H),7.53(td,J= 7.7,1.2Hz,1H),7.48(d,J=6.7Hz,1H),7.42(td,J=7.5,0.4Hz,1H),3.61(q,J=12.9Hz,2H), 1.76(s,3H).13C NMR(100MHz,CDCl3)δ162.5,159.3,148.2,139.1,133.0,130.5,130.3,129.7, 129.2,128.3,127.0,123.0,120.4,117.4,48.9,38.5(q,J=2.0Hz),25.0.C18H14F3N2OS[M+H]+ 440.9879,found(ESI+)440.9872.
I-5:白色固体,84%yield,mp:127-128℃,1H NMR(400MHz,CDCl3)δ8.59(d,J=8.0Hz, 1H),8.52(d,J=8.2Hz,1H),8.11(d,J=0.9Hz,1H),7.75(dd,J=8.2,1.3Hz,1H),7.53(td,J= 7.7,1.2Hz,1H),7.48(d,J=6.6Hz,1H),7.43(t,J=7.4Hz,1H),3.62(q,J=13.1Hz,2H),1.76 (s,3H).13C NMR(100MHz,CDCl3)δ163.2,158.5,147.2,138.8,133.0,132.2,130.2(q,J=307.0 Hz),129.9,129.0,128.2,127.4,124.6,123.1,117.8,117.6,117.5,49.2,38.4(q,J=1.8Hz),25.0. C19H14F3N3OS[M+H]+388.0726,found(ESI+)388.0719.
I-6:白色固体,84%yield,mp:131-132℃,1H NMR(400MHz,CDCl3)δ8.62(d,J=8.1Hz, 1H),8.31(d,J=8.1Hz,1H),7.59(s,1H),7.50(td,J=7.8,1.6Hz,1H),7.46(dd,J=7.5,0.8Hz, 1H),7.40-7.34(m,2H),3.59(q,J=12.8Hz,2H),2.54(s,3H),1.74(s,3H).13C NMR(100MHz, CDCl3)δ161.2,159.9,147.4,145.6,139.4,133.1,129.6,128.7,127.4,126.8,126.6,123.0,119.1, 117.3,48.6,38.62(q,J=1.6Hz),25.1,21.9.C19H16F3N2OS[M+H]+377.0930,found(ESI+) 377.0932.
I-7:白色固体,82%yield,mp:137-138℃,1H NMR(400MHz,CDCl3)δ8.62(d,J=8.0Hz, 1H),8.32(d,J=8.8Hz,1H),7.58-7.43(m,2H),7.38(t,J=7.5Hz,1H),7.20(d,J=2.3Hz,1H), 7.12(dd,J=8.8,2.4Hz,1H),3.97(s,3H),3.61(q,J=12.9Hz,2H),1.77(s,3H).13C NMR(100 MHz,CDCl3)δ164.8,162.0,159.5,149.6,139.5,130.4(q,J=306.8Hz),133.0,129.6,128.4, 126.5,122.9,117.3,117.0,114.9,108.5,55.8,48.6,38.6(q,J=1.2Hz),25.0.C19H16F3N2O2S [M+H]+393.0879,fpund(ESI+)393.0881.
I-8:白色固体,86%yield,mp:140-141℃,1H NMR(400MHz,CDCl3)δ8.37(d,J=8.4Hz, 1H),7.80(s,1H),7.63(d,J=8.4Hz,1H),7.55-7.47(m,2H),7.39(t,J=7.5Hz,1H),3.63(q,J =12.8Hz,2H),1.78(s,3H),1.45(s,9H).13C NMR(100MHz,CDCl3)δ161.2,159.8,158.7, 147.3,139.4,133.1,130.4(q,J=306.8Hz),129.6,126.6,126.5,125.3,123.8,123.0,119.0,117.34 (s),48.6,38.6(q,J=1.6Hz),35.5,31.1,25.1.C22H22F3N2OS[M+H]+419.1399,found(ESI+) 419.1401.
I-9:白色固体,85%yield,mp:114-115℃,1H NMR(400MHz,CDCl3)δ8.62(d,J=8.1Hz, 1H),7.62(d,J=4.4Hz,2H),7.51-7.43(m,2H),7.36(t,J=7.5Hz,1H),7.28(t,J=4.3Hz,1H), 3.58(q,J=12.8Hz,2H),2.98(s,3H),1.73(s,3H).13C NMR(100MHz,CDCl3)δ160.8,160.7, 148.9,141.7,139.6,133.6,133.2,130.4(q,J=306.6Hz),130.0,129.5,126.5,125.8,122.0,120.0, 117.4,48.4,38.5(q,J=2.0Hz),25.0,23.4.C19H16F3N2OS[M+H]+377.0930,found(ESI+) 377.0935.
I-10-1:白色固体,23%yield,mp:88-99℃,1H NMR(400MHz,CDCl3)δ8.63(d,J=8.0Hz, 1H),8.22(s,1H),7.68(d,J=8.2Hz,1H),7.61(d,J=7.9Hz,1H),7.50(t,J=7.8Hz,1H),7.46(d, J=7.4Hz,1H),7.37(t,J=7.4Hz,1H),3.59(q,J=12.8Hz,2H),2.53(s,3H),1.74(s,3H).13C NMR(100MHz,CDCl3)δ160.3,159.9,145.3,139.4,137.4,135.8,133.2,130.4(q,J=306.6Hz), 129.6,127.3,126.6,126.4,123.0,121.3,117.4,48.5,38.7(q,J=1.5Hz),25.0,21.3. C19H16F3N2OS[M+H]+377.0930,found(ESI+)377.0930.
I-10-2:白色固体,57%yield,mp:129-130℃,1H NMR(400MHz,CDCl3)δ8.62(d,J=8.0 Hz,1H),8.27(d,J=7.9Hz,1H),7.64(d,J=7.2Hz,1H),7.50(t,J=7.8Hz,1H),7.46(d,J=7.4 Hz,1H),7.42(t,J=7.7Hz,1H),7.37(t,J=7.5Hz,1H),3.58(q,J=12.8Hz,2H),2.67(s,3H),1.75(s,3H).13C NMR(100MHz,CDCl3)δ160.2,159.7,145.8,139.4,136.2,135.1,133.4,130.5 (q,J=306.6Hz),129.6,126.6,124.5,123.0,121.5,117.4,48.6,38.6(q,J=1.5Hz),25.3,17.4. C19H16F3N2OS[M+H]+377.0930,found(ESI+)377.0928.
I-11:白色固体,82%yield,mp:122-123℃,1H NMR(400MHz,CDCl3)δ8.67(d,J=8.0Hz, 1H),8.50(d,J=8.3Hz,1H),8.05(d,J=1.5Hz,1H),7.82(dd,J=8.3,1.6Hz,1H),7.77(d,J= 7.3Hz,2H),7.57-7.39(m,6H),3.65(dd,J=28.2,12.9Hz,2H),1.80(s,3H).13CNMR(100 MHz,CDCl3)δ161.6,159.7,147.7,147.4,139.5,139.4,133.1,130.4(d,J=306.6Hz),129.7, 129.1,128.6,127.5,127.5,126.7,126.2,125.6,123.0,120.3,117.4,48.7,38.6(q,J=1.6Hz),25.1. C24H18F3N2OS[M+H]+439.1086,found(ESI+)439.1089.
I-12:白色固体,72%yield,mp:111-112℃,1H NMR(400MHz,CDCl3)δ10.06(d,J=8.6 Hz,1H),8.79(d,J=8.0Hz,1H),8.15(d,J=8.8Hz,1H),7.93(d,J=7.9Hz,1H),7.83-7.73(m, 2H),7.63(t,J=7.4Hz,1H),7.52(t,J=7.8Hz,1H),7.47(d,J=7.4Hz,1H),7.38(t,J=7.4Hz, 1H),3.63(q,J=12.9Hz,2H),1.78(s,3H).13C NMR(100MHz,CDCl3)δ160.5,149.6,139.8, 135.9,133.6,132.2,131.3,130.4(q,J=306.6Hz),129.7,128.8,128.4,127.2,126.9,126.8,126.2, 123.0,118.0,115.048.8,38.4(q,J=1.6Hz),24.8.C22H16F3N2OS[M+H]+413.0930,found(ESI+) 413.0930.
I-13:白色固体,82%yield,mp:188-189℃,1H NMR(400MHz,CDCl3)δ8.44(dd,J=38.2, 7.2Hz,2H),7.79(s,2H),7.65-7.50(m,1H),3.58(q,J=12.8Hz,2H),1.75(s,3H).13CNMR (100MHz,CDCl3)δ160.4,159.6,147.2,138.3,135.3,134.6,132.7,130.2(q,J=307.1Hz),127.6, 127.4,126.9,126.4,121.4,119.9,118.8,48.8,38.4(q,J=1.6Hz),24.9.C18H14BrF3N2OS[M+H]+ 397.0384,found(ESI+)397.0382.
I-14:白色固体,80%yield,mp:175-176℃,1H NMR(400MHz,CDCl3)δ8.55(d,J=8.5 Hz,1H),8.40(d,J=7.8Hz,1H),7.84-7.74(m,2H),7.59-7.52(m,1H),7.50-7.42(m,2H), 3.59(q,J=13.1Hz,2H),1.75(s,3H).13C NMR(100MHz,CDCl3)δ160.6,159.6,147.2,137.8, 135.0,134.6,132.3,130.2(q,J=306.8Hz),129.7,127.6,127.4,126.9,123.5,121.4,118.4,48.8, 38.4(q,J=1.6Hz),24.9.C18H14F3N2OS[M+H]+440.9879,found(ESI+)440.9870.
I-15:无法得到目标产物。
I-16:白色固体,81%yield,mp:44-45℃,1H NMR(400MHz,CDCl3)δ8.29(d,J=8.0Hz, 1H),7.74(t,J=7.5Hz,1H),7.69(d,J=7.9Hz,1H),7.47(t,J=7.4Hz,1H),4.27(ddd,J=12.6, 8.9,3.9Hz,1H),4.31-4.23(m,1H),4.13-4.01(m,1H),2.49-2.36(m,1H),2.18-2.10(m,1H), 1.51(s,3H).13C NMR(100MHz,CDCl3)δ161.8,160.8,149.0,134.28,130.7(q,J=306.0Hz), 127.2,126.6,126.4,120.9,47.1,43.2,37.6(q,J=1.6Hz),31.7,24.0.C14H14F3N2OS[M+H]+ 315.0773,found(ESI+)315.0775.
I-17:白色固体,85%yield,mp:96-97℃,1H NMR(400MHz,CDCl3)δ8.68(d,J=8.0Hz, 1H),8.47(d,J=8.0Hz,1H),7.83(d,J=3.1Hz,2H),7.63-7.51(m,2H),7.47(d,J=7.2Hz, 1H),7.40(t,J=7.4Hz,1H),3.76(q,J=12.3Hz,2H),2.58(dt,J=13.6,6.8Hz,1H),1.03(d,J=6.9Hz,3H),0.85(d,J=6.7Hz,3H).13C NMR(100MHz,CDCl3)δ160.5,159.8,147.2,140.5, 134.4,130.6,130.4(q,J=306.3Hz),129.6,127.7,127.1,126.9,126.4,123.8,121.5,117.2,56.0, 37.5,36.2(q,J=1.5Hz),17.3.C20H18F3N2OS[M+H]+391.1086,found(ESI+)391.1085.
I-18:白色固体,82%yield,mp:145-146℃,1H NMR(400MHz,CDCl3)δ8.65(d,J=8.0Hz, 1H),8.44(d,J=7.8Hz,1H),7.84-7.76(m,2H),7.58-7.47(m,2H),7.44(d,J=7.2Hz,1H), 7.37(t,J=7.5Hz,1H),3.74(q,J=12.3Hz,2H),2.21(t,J=11.8Hz,1H),1.75(t,J=12.0Hz, 2H),1.46-1.08(m,3H),1.07-0.93(m,2H).13C NMR(100MHz,CDCl3)δ160.8,159.8,147.2, 140.5,134.4,131.0,130.5(q,J=306.7Hz),129.5,127.7,127.1,126.9,126.4,123.9,121.4,117.1, 56.2,47.4,35.9(q,J=1.1Hz),27.2,26.4,26.1,25.9.C23H22F3N2OS[M+H]+431.1339,found (ESI+)431.1394.
I-19:白色固体,80%yield,mp:57-58℃,1H NMR(400MHz,CDCl3)δ8.64(d,J=8.0Hz, 1H),8.44(d,J=7.9Hz,1H),7.80(d,J=3.7Hz,2H),7.59-7.47(m,2H),7.45-7.35(m,2H), 3.61(dd,J=32.1,12.7Hz,2H),2.29(td,J=12.6,5.1Hz,1H),2.06(td,J=12.7,4.7Hz,1H), 1.12(s,4H),0.92-0.77(m,2H),0.72(t,J=6.4Hz,3H).13C NMR(100MHz,CDCl3)δ160.5, 159.8,147.3,140.2,134.4,131.6,130.4(q,J=306.6Hz),129.6,127.6,127.1,126.9,126.7,123.1, 121.5,117.3,53.1,39.0,38.2(q,J=1.6Hz),31.6,29.7,23.8,22.1,13.8.C22H22F3N2OS[M+H]+ 419.1399,found(ESI+)419.1398.
I-20:白色固体,81%yield,mp:41-43℃,1H NMR(400MHz,CDCl3)δ8.71(d,J=8.1Hz, 1H),8.41(d,J=7.7Hz,1H),7.79-7.73(m,2H),7.61-7.48(m,3H),7.47-7.40(m,3H),7.37- 7.27(m,3H),4.12(dd,J=40.4,12.4Hz,2H).13C NMR(100MHz,CDCl3)δ160.0,159.9,147.3, 140.2,139.0,134.5,131.9,131.5,130.1,129.0,128.4,127.9,127.3,127.0,126.9,126.8,125.2, 121.5,117.6,56.1,38.2(q,J=1.6Hz).C23H16F3N2OS[M+H]+425.0930,found(ESI+)425.0934.
I-21:白色固体,82%yield,mp:91-92℃,1H NMR(400MHz,CDCl3)δ8.71(d,J=8.1Hz, 1H),8.41(d,J=7.7Hz,1H),7.81-7.73(m,2H),7.59(td,J=7.7,1.6Hz,1H),7.54(ddd,J=8.2, 5.7,2.6Hz,1H),7.49(dd,J=7.4,1.2Hz,1H),7.45(dd,J=7.4,0.6Hz,1H),7.43-7.38(m,2H), 7.34-7.29(m,2H),4.07(dd,J=31.4,12.5Hz,2H).13C NMR(100MHz,CDCl3)δ163.8,161.3, 159.8(d,J=2.6Hz),147.2,140.2,134.5,131.1,130.3,129.1,129.0(d,J=8.2Hz),128.5,127.8, 127.4,126.9,126.8,125.2,121.5,117.7,115.9(d,J=21.6Hz),55.5,38.5(q,J=1.3Hz). C23H15F4N2OS[M+H]+443.0836,found(ESI+)443.0840.
I-22:白色固体,83%yield,mp:183-184℃,1H NMR(400MHz,CDCl3)δ8.71(d,J=8.1 Hz,1H),8.41(d,J=7.7Hz,1H),7.80-7.74(m,2H),7.59(td,J=7.7,1.2Hz,1H),7.54(ddd,J= 8.2,5.7,2.6Hz,1H),7.49(dd,J=7.4,1.2Hz,1H),7.45(dd,J=7.4,0.7Hz,1H),7.43-7.37(m, 2H),7.34-7.28(m,2H),4.07(dd,J=31.4,12.5Hz,2H).13C NMR(100MHz,CDCl3)δ159.8, 159.5,147.1,140.2,137.4,134.6,134.5,130.9,130.3,129.1,128.5,127.8,127.4,127.2(q,J= 306.9Hz),126.9,126.8,125.1,121.4,117.7,55.6,38.3(q,J=1.3Hz).C23H15ClF3N2OS[M+H]+ 459.0540,found(ESI+)459.0536.
I-23:白色固体,80%yield,mp:160-161℃,1H NMR(400MHz,CDCl3)δ8.71(d,J=8.1 Hz,1H),8.41(d,J=7.9Hz,1H),7.81-7.73(m,2H),7.59(td,J=7.7,1.2Hz,1H),7.57-7.51(m, 1H),7.51-7.40(m,4H),7.34(d,J=8.6Hz,2H),4.06(q,J=12.5Hz,2H).13C NMR(100MHz, CDCl3)δ159.8,159.4,147.1,140.2,137.9,134.6,132.1,130.9,130.4,128.8,127.8,127.5,126.9, 126.9,125.1,122.8,121.4,117.7,100.0,55.6,38.2(q,J=1.5Hz).C23H15BrF3N2OS[M+H]+ 503.0335,found(ESI+)503.0335.
I-24:白色固体,84%yield,mp:126-127℃,1H NMR(400MHz,CDCl3)δ8.71(d,J=8.0 Hz,1H),8.40(d,J=7.8Hz,1H),7.78-7.70(m,2H),7.59-7.46(m,3H),7.41(t,J=7.5Hz,1H), 7.32(d,J=8.2Hz,2H),7.14(d,J=8.1Hz,2H),4.10(q,J=12.4Hz,2H),2.30(s,3H).13C NMR (100MHz,CDCl3)δ159.9,147.3,140.2,138.4,136.1,134.4,131.8,130.4(d,J=306.9Hz),130.0, 129.7,127.9,127.2,126.9,126.8,126.7,125.2,121.5,117.5,55.8,38.2(q,J=1.5Hz),21.0. C24H18F3N2OS[M+H]+439.1086,found(ESI+)439.1085.
实施例3:抗烟草花叶病毒活性的测定,测定程序如下:
1、病毒提纯及浓度测定:
病毒提纯及浓度测定参照南开大学元素所生测室编制烟草花叶病毒SOP规范执行。病毒 粗提液经2次聚乙二醇离心处理后,测定浓度,4℃冷藏备用。
2、化合物溶液配制:
称量后,原药加入DMF溶解,制得1×105μg/mL母液,后用含1‰吐温80水溶液稀释至所需浓度;宁南霉素制剂直接兑水稀释。
3、活体保护作用:
选长势均匀一致的3-5叶期珊西烟,全株喷雾施药,每处理3次重复,并设1‰吐温80 水溶液对照。24h后,叶面撒布金刚砂(500目),用毛笔蘸取病毒液,在全叶面沿支脉方向轻 擦2次,叶片下方用手掌支撑,病毒浓度10μg/mL,接种后用流水冲洗。3d后记录病斑数,计算防效。
4、活体治疗作用:
选长势均匀一致的3-5叶期珊西烟,用毛笔全叶接种病毒,病毒浓度为10μg/mL,接种 后用流水冲洗。叶面收干后,全株喷雾施药,每处理3次重复,并设1‰吐温80水溶液对照。 3d后记录病斑数,计算防效。
5、活体钝化作用:
选长势均匀一致的3-5叶期珊西烟,将药剂与等体积的病毒汁液混合钝化30min后,摩 擦接种,病毒浓度20μg/mL,接种后即用流水冲洗,重复3次,设1‰吐温80水溶液对照。 3d后数病斑数,计算结果。
抑制率(%)=[(对照枯斑数-处理枯斑数)/对照枯斑数]×100%
为了节省生物活性测试时间和减少生物活性测试工作量,我们首先进行了在处理剂量500 μg/mL条件下所有化合物的抗烟草花叶病毒活体钝化活性测试,将相对抑制率大于40%的化 合物再进行处理剂量500μg/mL条件下的活体治疗和活性保护活性测试以及处理剂量100 μg/mL条件下的抗烟草花叶病毒活体钝化、活体治疗、活体保护活性测试。阳性对照为商品 化抗植物病毒药剂病毒唑和宁南霉素。
表2色胺酮衍生物I-1,I-2,I-5,I-7,I-8,I-10-1,I-11~I-14,I-16,I-18~I-20,I-22~I-24的抗烟草 花叶病毒(TMV)活性测试结果:
Figure BSA0000198333800000161
Figure BSA0000198333800000171
从表中数据得出,大部分化合物在处理剂量为500μg/mL的浓度下都表现出抗TMV活 性。其中含氯的衍生物I-13、I-22都表现出了与病毒唑相当的抗TMV活性。含有环己基的衍生物I-19亦表现出了与病毒唑相当的抗TMV活性。
实施例4:抗菌活性测试,测定程序如下:
离体杀菌测试,菌体生长速率测定法(平皿法):
将一定量药剂溶解在适量丙酮内,然后用含有200ug/mL乳化剂水溶液稀释至所需浓度, 然后各吸取1mL药液注入培养皿内,再分别加入9mL培养基,摇匀后制成50ug/mL的含药平板,以添加1mL灭菌水的平板做空白对照。用直径4mm的打孔器沿菌丝外缘切取菌盘,移至含药平板上。每处理重复三次。将培养皿放在24±1℃恒温培养箱内培养。48小时后调查各处理菌盘扩展直径,求平均值,与空白对照比较计算相对抑菌率。
Figure BSA0000198333800000172
表3色胺酮衍生物I-1~I-5,I-7~I-9,I-11~I-14,I-16~I-19,I-21~I-24的抗植物病菌活性测 试结果:
Figure BSA0000198333800000173
Figure BSA0000198333800000181
色胺酮在测试浓度为50μg/mL的条件下对14种被测试菌都表现出广谱的抑制活性。其 中对苹果轮纹和小麦纹枯病菌的抑菌活性突出,抑制率分别为91.4%和82.1%。但是对番茄 早疫、马铃薯晚疫和黄瓜灰霉病菌的抑制率都在10%以下。从上述表格中也可看出,本工作 合成的该类色胺酮衍生物整体上对苹果轮纹病菌的抑制活性很好,均达到50%以上。相比于 天然产物色胺酮,该类衍生物对马铃薯晚疫、油菜菌核和黄瓜灰霉病菌的抑制活性提升较大。 其中I-24对后六种菌的抑制率都在50%以上,且高于色胺酮的抑制率。

Claims (4)

1.如下所示结构的含三氟甲硫基色胺酮衍生物I,
Figure FSA0000198333790000011
其特征在于通式为以下结构所示的化合物I-1~I-14和I-16~I-24,
Figure FSA0000198333790000012
2.权利要求1中I-1~I-14和I-16~I-24的制备方法:
Figure FSA0000198333790000013
用wittig反应将邻氨基苯乙酮的羰基还原为碳碳双键,再用三乙胺做缚酸剂,二氯甲烷做溶剂的条件下与苯甲酰氯反应,随后将得到的酰化后的产物用氢化钠拔氢,与溴化腈反应的到中间体1~24,最后用过硫酸钾做氧化剂,二甲基亚砜作溶剂,三氟甲烷硫醇银做自由基给予体进行自由基串联反应得到色胺酮衍生物I-1~I-14和I-16~I-24。
3.权利要求1所述的含三氟甲硫基色胺酮衍生物I在防治植物病毒病中的应用,其特征在于它作为抗植物病毒剂,能抑制烟草花叶病毒、辣椒病毒、水稻病毒、番茄病毒、甘薯病毒、马铃薯病毒和瓜类病毒及玉米矮花叶病毒,可有效防治烟草、辣椒、水稻、番茄、甘薯、马铃薯、瓜类及玉米多种作物的病毒病。
4.权利要求1所述的含三氟甲硫基色胺酮衍生物I在防治植物病菌病中的应用,其特征在于它作为抗植物病菌剂,能抑制黄瓜枯萎,花生褐斑,苹果轮纹,小麦纹枯,玉米小斑,西瓜炭疽,水稻恶苗,番茄早疫,小麦赤霉,马铃薯晚疫,辣椒疫霉,油菜菌核,黄瓜灰霉,水稻纹枯14种植物病菌。
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115385917A (zh) * 2022-08-09 2022-11-25 贵州大学 一类色胺酮7位或9位取代芳香硫醚衍生物、其制备方法及应用
CN115710276A (zh) * 2022-11-21 2023-02-24 贵州大学 一类7-脂肪胺取代色胺酮衍生物、其制备方法及应用

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101177428A (zh) * 2007-12-03 2008-05-14 西北大学 色胺酮及衍生物的一步合成方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101177428A (zh) * 2007-12-03 2008-05-14 西北大学 色胺酮及衍生物的一步合成方法

Cited By (4)

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