CN111087352A - 一种3-三氟烷基喹喔啉酮化合物的制备方法 - Google Patents

一种3-三氟烷基喹喔啉酮化合物的制备方法 Download PDF

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CN111087352A
CN111087352A CN202010041813.0A CN202010041813A CN111087352A CN 111087352 A CN111087352 A CN 111087352A CN 202010041813 A CN202010041813 A CN 202010041813A CN 111087352 A CN111087352 A CN 111087352A
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魏伟
孟娜
吕玉芬
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Qufu Normal University
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    • C07D241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/36Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
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Abstract

本发明公开了一种3‑三氟烷基喹喔啉酮化合物的制备方法。具体包括以下操作步骤:在反应瓶中加入原料喹啉啉酮、烯烃和三氟甲基亚磺酸钠,然后加入氧化剂过二硫酸钾,最后加入有机溶剂与水的混合溶剂。反应混合物在60‑100℃下反应24小时。终止反应后,浓缩反应液,柱层析分离得到3‑三氟烷基喹喔啉酮化合物。本方法具有步骤少、反应效率高、操作简便和无金属残留污染等优点。

Description

一种3-三氟烷基喹喔啉酮化合物的制备方法
技术领域
本发明属于有机合成领域,具体涉及一种3-三氟烷基喹喔啉酮化合物的制备方法。
背景技术
喹喔啉酮类化合物是一类广泛存在于具有生物活性的天然产物及药物分子中的结构单元。因此,喹喔啉酮类化合物的合成与修饰引起了化学家们的广泛关注。研究表明通过直接的3位C—H键官能团化实现对喹喔啉酮的修饰是一种简洁、高效的策略。然而,如何高选择性地实现喹喔啉酮的3位C-H官能团化仍具有很大的挑战性。近些年来,传统过渡金属催化及自由基介导喹喔啉酮的C(3)位的官能团化取得了很大的进展,一些官能团如含硫、磷、酰基和胺基取代的喹喔啉酮合成反应相继被报道(Org.Biomol.Chem.2019,17,5863)。三氟烷基官能团表现出较强的吸电子效应和氟代效应,可以在一定程度上改变分子的电荷排布情况,在生物转化和化学转化过程中起到关键作用(Chem.Soc.Rev.,2016,45,5441;Chem.Rev.,2015,115,683)。很多含有三氟烷基的有机化合物具有良好的药物活性和生物活性。然而,喹喔啉酮的C(3)-三氟烷基化反应的研究却非常有限。
最近,一些课题组实现了采用喹喔啉酮和三氟甲基亚磺酸钠或三氟甲基三甲基硅为原料,在当量氧化剂或光介导的方式下完成3位C—H键官能团化反应合成3-三氟甲基取代的喹喔啉酮化合物(Adv.Synth.Catal.2018,360,3969;Asian J.Org.Chem.2019,8,887;Adv.Synth.Catal.2019,361,5490)(反应式1)。
Figure BDA0002368026350000011
2018年,Xu小组报道了(NH4)2S2O8为氧化剂介导的喹喔啉酮与3,3,3-三氟-2,2-二甲基丙酸在氮气保护下完成1,1-二甲基三氟乙基化反应,合成了1,1-二甲基三氟乙基取代的喹喔啉酮化合物(Org.Lett.2018,20,5497.)(反应式2)。
Figure BDA0002368026350000021
上述两类反应,仅仅局限于合成三氟甲基或三氟乙基取代的喹喔啉酮。发展简便、高效合成多样性的3-三氟烷基取代喹喔啉酮的方法一直是高度需要的。
发明内容
为了突破现有合成技术的局限性,本发明的目的是提供一种基于非金属介导三组分反应制备多样性3-三氟烷基取代喹喔啉酮的方法。该方法采用喹喔啉酮,烯烃和三氟甲基亚磺酸钠为原料,使用便宜易得的氧化剂,在空气中完成喹喔啉酮3位C-H三氟烷基化反应,高效制备一系列3-三氟烷基取代的喹喔啉酮化合物。
为达到上述目的,本发明采取的技术方案是:
将结构式I所示的化合物、结构式II所示的化合物和结构式III所示的化合物以及氧化剂加入到反应瓶中,然后加入有机溶剂与水的混合溶剂。把反应瓶放置在反应器中,保持60-100℃下反应24小时。反应结束后,对反应瓶中的反应液进行浓缩处理,用柱层析分离提纯得到通式IV所示的3-三氟烷基喹喔啉酮化合物;
Figure BDA0002368026350000022
R1为烷基、烷氧基、卤素、硝基、氰基和芳基等;R2为1-6碳烷基、环烷基、芳基、氢原子等;R3为芳基、1-8碳烷基、环烷基、氧烷基等,R3为芳基和烷基等。
进一步地,式I所述的化合物为喹喔啉酮;式II所述的化合物为烯烃;式III所述的化合物为三氟甲基亚磺酸钠。
进一步地,式I所述的化合物、式II所述的化合物和式III所述的化合物摩尔比为1:1:1~1:3:3,更优选地,摩尔比为:1:2:2。
进一步地,所述氧化剂为过二硫酸钾、过二硫酸铵、过二硫酸钠、双氧水、过氧化叔丁醇、三氟醋酸碘苯,更优选地,氧化剂为:过二硫酸钾。
进一步地,所述氧化剂与式I所述的化合物的摩尔比为:1:1~1:4,更优选地,摩尔比为:1:3。
进一步地,所述有机溶剂为乙腈、乙酸乙酯、四氢呋喃、二甲亚砜、二氯甲烷、氯仿、1,2-二氯乙烷、1,4-二氧六环、N,N-二甲基甲酰胺乙腈、甲苯、甲醇、丙醇或乙醇;更优选地,所述有机溶剂为乙腈。
进一步地,所述有机溶剂与水的比例为10:1~1:3;更优选地,有机溶剂与水的比例为4:1。
进一步地,反应在空气中反应,所述反应温度为80℃,反应时间为24小时。
进一步地,所述浓缩处理的步骤:反应液在0.06-0.10Mpa的压强状态下真空减压浓缩处理,得到不含有机溶剂的粗产物;所述柱层析分离提纯处理的步骤:将石油醚和乙酸乙酯的混合洗脱剂进行冲洗处理,通过硅胶柱对粗产物进行柱层析处理得到通式所示的化合物IV;其中所述的石油醚和乙酸乙酯的体积比为10:1~3:1。
有益效果
本发明为一系列3-三氟烷基取代的喹喔啉酮化合物提供了一种高效的制备方法,该方法可通过非金属介导的三组分反应完成,具有底物范围广,操作程序简便,反应效率高和无重金属污染等优势。
具体实施方式
下面通过具体实施例进一步说明本发明,应该理解的是,本发明实施例的制备方法仅仅是用于阐明本发明,而不是对本发明的限制;在本发明构思的前提下,对本发明制备方法的简单改进都属于本发明要求的保护范围。
还应注意到前面提到的本发明方法的各个优选的技术特征以及下面具体描述的实施例中的各个具体技术特征可以组合在一起,所有这些技术特征的各种组合由本发明具体公开的数值作为上下限的所有数值范围等等都落在本发明的范围内。
下述实施例中所用的实验方法如无特殊说明,均为常规方法。
下述实施例中所用的材料、试剂如无特殊说明,均可从商业途径得到或由商业途径所得原料合成。
下面结合技术方案详细叙述本发明的具体实施例,但工艺条件不仅限于这些实施例。
实施例1
Figure BDA0002368026350000041
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体53.2mg,收率77%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例2
Figure BDA0002368026350000042
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),对甲氧基烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4b,为黄色固体60.0mg,收率80%。1HNMR(CDCl3,500MHz,ppm):δ7.85(d,J=7.3Hz,1H),7.55(t,J=7.7Hz,1H),7.35(t,J=7.4Hz,1H),7.31(d,J=8.3Hz,1H),7.15(d,J=8.3Hz,2H),6.81(d,J=8.4Hz,2H),4.12-4.10(m,1H),3.77(s,3H),3.70(s,3H),3.16-3.12(m,1H),3.07-3.00(m,1H),2.78-2.74(m,1H),2.36-2.32(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.18,158.27,154.36,133.04,132.49,130.54,130.27,130.15,129.97,125.72(d,J=276.25Hz),123,67,113.92,113.65,55.23,38.52,38.00,34.61(q,J=30.96Hz),29.19。
实施例3
Figure BDA0002368026350000051
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),邻甲氧基烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4c,为黄色固体52.6mg,收率70%。1HNMR(CDCl3,500MHz,ppm):δ7.79(d,J=7.9Hz,1H),7.52(t,J=7.8Hz,1H),7.33-7.25(m,2H),7.18-7.12(m,2H),6.83(t,J=7.7Hz,1H),6.75(d,J=8.1Hz,1H),4.23-4.22(m,1H),3.69(s,3H),3.65(s,3H),3.12-3.02(m,3H),2.42-2.36(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.43,157.73,154.51,133.08,132.48,131.17,129.93,129.91,127.93,126.88(d,J=275.50Hz),126.64,123.50,120.34,113.48,110.28,55.14,36.60,34.85(q,J=82.99Hz),33.72,29.08。
实施例4
Figure BDA0002368026350000061
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),3,4,5-三甲氧基烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4d,为黄色固体61.0mg,收率70%。1HNMR(CDCl3,500MHz,ppm):δ7.85(d,J=7.9Hz,1H),7.56(t,J=7.7Hz,1H),7.36(t,J=7.7Hz,1H),7.31(d,J=7.6Hz,1H),6.44(s,2H),4.21-4.18(m,1H),3.81(s,3H),3.78(s,6H),3.70(s,3H),3.18-3.14(m,1H),3.09-3.02(m,1H),2.82-2.77(m,1H),2.41-2.35(m,1H);13C NMR(CDCl3,125MHz,ppm):δ159.98,154.35,153.13,136.54,134.12,133.01,132.47,130.30,129.87,126.83(q,J=276.25Hz),123.75,113.69,106.10,60.84,56.02,39.62,37.53,34.88(q,J=27.5Hz),29.18。
实施例5
Figure BDA0002368026350000062
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),三甲氧烯丙基五氟苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为5:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4e,为黄色固体61.0mg,收率70%。1HNMR(CDCl3,500MHz,ppm):δ7.79(d,J=7.9Hz,1H),7.58(t,J=7.8Hz,1H),7.37-7.32(m,2H),4.20-4.15(m,1H),3.71(s,3H),3.34-3.30(m,1H),3.19-3.15(m,1H),3.12-3.05(m,1H),2.47-2.41(m,1H);13C NMR(CDCl3,125MHz,ppm):δ158.0,154.2,146.3,144.3,141.2,138.4,136.4,133.1,132.3,130.7,130.1,126.48(q,J=275Hz),123.88,113.74,111.76(dt,J1=3.75Hz,J2=18.75Hz),36.2,35.43(q,J=27.5Hz),29.18,25.85。
实施例6
Figure BDA0002368026350000071
室温下,在15mL反应管中依次加入对喹喔啉酮1a(0.2mmol),苯甲酸烯丙酯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应36h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4f,为黄色固体43.0mg,收率55%。1HNMR(CDCl3,500MHz,ppm):δ7.94(d,J=7.8Hz,2H),7.82(d,J=7.9Hz,1H),7.58-7.52(m,2H),7.39(t,J=7.5Hz,2H),7.36-7.32(m,2H),4.73-4.63(m,1H),4.36-4.32(m,2H),3.73(s,1H),3.18-3.11(m,1H),2.75-2.69(m,1H);13C NMR(CDCl3,125MHz,ppm):δ166.18,157.01,154.33,133.19,133.08,132.41,130.61,130.17,129.81,129.61,128.37,126.77(d,J=275.35Hz),123.82,113.75,65.06,36.05,33.23(q,J=27.5Hz),29.27。
实施例7
Figure BDA0002368026350000081
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),2-烯丙基二氢吲哚-1,3-二酮(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为3:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4g,为黄色固体49.8mg,收率60%。1HNMR(CDCl3,500MHz,ppm):δ7.73-7.71(m,2H),7.68-7.63(m,3H),7.57-7.62(m,1H),7.32(d,J=8.1Hz,1H),7.27(t,J=7.9Hz,1H),4.23-4.18(m,3H),3.71(s,3H),3.24-3.15(m,1H),2.68-2.58(m,1H);13C NMR(CDCl3,125MHz,ppm):δ168.32,157.23,154.63,134.01,133.26,132.38,131.82,130.37,129.96,126.67(d,J=275.08Hz),123.55,123.29,113.75,40.27,37.04,33.91(q,J=27.5Hz),29.14。
实施例8
Figure BDA0002368026350000082
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),1-辛烯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为7:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4h,为黄色油36.8mg,收率54%。1H NMR(CDCl3,500MHz,ppm):δ7.84(d,J=7.9Hz,1H),7.55(t,J=7.8Hz,1H),7.36-7.30(m,2H),3.84-3.82(m,1H),3.71(s,3H),3.08-3.01(m,1H),2.44-2.38(m,1H),1.88-1.83(m,1H),1.68-1.63(m,1H),1.30-1.24(m,8H),0.85(t,J=6.5Hz,3H);13C NMR(CDCl3,125MHz,ppm):δ160.97,154.48,133.01,132.51,130.02,129.95,125.85(d,J=275.59Hz),123.60,113.61,36.09,35.84(q,J=27.5Hz),33.82,31.63,29.18,26.89,22.57,14.03。
实施例9
Figure BDA0002368026350000091
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),环戊烯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为7:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4i,为黄色固体26.0mg,收率44%。1H NMR(CDCl3,500MHz,ppm):δ7.83(d,J=7.7Hz,1H),7.55(t,J=7.6Hz,1H),7.36-7.30(m,2H),4.01-3.96(m,1H),3.72(s,3H),2.36-2.29(m,1H),2.18-2.11(m,1H),1.97-1.90(m,1H),1.82-1.81(m,2H),1.73-1.66(m,2H);13C NMR(CDCl3,125MHz,ppm):δ160.57,154.60,133.12,132.39,129.93,129.92,128.58(d,J=275.74Hz),123.62,113.59,44.80(q,J=27.5Hz),43.08,33.40,29.16,26.88,25.72。
实施例10
Figure BDA0002368026350000092
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),环己烯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4j,为黄色固体36.0mg,收率58%。1H NMR(CDCl3,500MHz,ppm):δ7.81(d,J=7.9Hz,1H),7.53(t,J=7.4Hz,1H),7.33(t,J=7.4Hz,1H),7.29(d,J=8.4Hz,1H),3.70(s,3H),3.57-3.53(m,1H),3.06-3.04(m,1H),2.13-2.11(m,1H),1.92-1.89(m,2H),1.85-1.82(m,1H),1.78-1.70(m,1H),1.68-1.64(m,1H),1.53-1.37(m,3H);13C NMR(CDCl3,125MHz,ppm):δ161.81,154.41,132.97,132.68,129.86,129.76,127.80(d,J=278.94Hz),123.56,113.59,43.36(q,J=25.0Hz),30.86,29.15,25.27,25.07,25.05,24.39
实施例11
Figure BDA0002368026350000101
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),对甲基苯乙烯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.3mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4k,为黄色固体36.0mg,收率52%。1HNMR(CDCl3,500MHz,ppm):δ7.92(d,J=7.9Hz,1H),7.53(t,J=7.8Hz,1H),7.37-7.33(m,3H),7.26(d,J=7.6Hz,1H),7.09(d,J=7.8Hz,2H),5.04(t,J=6.9Hz,1H),3.62(s,3H),3.47-3.42(m,1H),2.79-2.74(m,1H),2.27(s,3H);13C NMR(CDCl3,125MHz,ppm):δ158.64,154.07,137.02,136.41,133.17,132.40,130.17,129.39,128.31,126.78(d,J=275.65Hz),123.65,113.62,40.87(d,J=2.5Hz),37.48(q,J=27.5Hz),29.19,21.07。
实施例12
Figure BDA0002368026350000111
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),对叔丁基苯乙烯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4l,为黄色固体46.6mg,收率58%。1HNMR(CDCl3,500MHz,ppm):δ7.91(d,J=7.9Hz,1H),7.52(t,J=7.8Hz,1H),7.38-7.29(m,5H),7.25-7.23(m,1H),5.09-5.06(m,1H),3.62(s,3H),3.56-3.49(m,1H),2.78-2.72(m,1H),1.25(s,9H);13C NMR(CDCl3,125MHz,ppm):δ157.62,153.07,149.05,135.35,132.07,131.36,129.07,126.81,125.23(d,J=266.03Hz),124.60,124.56,122.57,112.53,39.57(d,J=2.41Hz),36.37(q,J=27.5Hz),33.37,30.23,28.12。
实施例13
Figure BDA0002368026350000112
室温下,在15mL反应管中依次加入喹喔啉酮1m(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应36h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4m,为黄色固体52.0mg,收率70%。1H NMR(CDCl3,500MHz,ppm):δ7.92(d,J=8.5Hz,1H),7.60-7.59(m,2H),7.28-7.26(m,2H),7.21-7.19(m,3H),4.19-4.18(m,1H),3.69(s,3H),3.21-3.19(m,1H),3.08-2.97(m,1H),2.85-2.80(m,1H),2.42-2.33(m,1H);13C NMR(CDCl3,125MHz,ppm):δ163.85,153.76,137.96,134.49,133.43,130.87,129.21,128.62,126.81,126.61,126.60(d,J=275.65Hz),118.08,117.89,113.34,39.34,38.06,34.73(q,J=27.5Hz),29.41。
实施例14
Figure BDA0002368026350000121
室温下,在15mL反应管中依次加入喹喔啉酮1n(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4n,为黄色固体60.2mg,收率83%。1H NMR(CDCl3,500MHz,ppm):δ7.56-7.54(m,1H),7.32-7.28(m,3H),7.25-7.19(m,4H),4.19-4.23(m,1H),3.69(s,3H),3.21-3.17(m,1H),3.06-2.99(m,1H),2.83-2.79(m,1H),2.38-2.32(m,1H);13C NMR(CDCl3,125MHz,ppm):δ161.68,159.70,157.76,153.98,138.34,133.29(d,J=11.09Hz),129.71(d,J=2.5Hz),129.27,128.55,126.74(q,J=275Hz),126.65,117.95(d,J=23.75Hz),115.39(d,J=22.26Hz),114.77(d,J=8.71Hz),39.30,37.90,34.65(q,J=27.5Hz),29.45。
实施例15
Figure BDA0002368026350000131
室温下,在15mL反应管中依次加入喹喔啉酮1o(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应36h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4o,为黄色固体56.7mg,收率77%。1H NMR(CDCl3,500MHz,ppm):δ7.61(s,1H),7.27-7.25(m,3H),7.21-7.18(m,2H),7.07(s,1H),4.14-4.13(m,1H),3.67(s,3H),3.22-3.18(m,1H),3.09-2.98(m,1H),2.84-2.80(m,1H),2.41(s,3H),2.35(s,3H),2.33-2.29(m,1H);13C NMR(CDCl3,125MHz,ppm):δ158.65,154.42,140.04,138.71,132.61,131.06,130.92,130.03,129.31,128.48,126.87(d,J=275.58Hz),126.50,114.24,39.35,37.77,34.68(q,J=27.5Hz),29.09,20.56,19.15。
实施例16
Figure BDA0002368026350000132
室温下,在15mL反应管中依次加入喹喔啉酮1p(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为5:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4p,为黄色固体60.6mg,收率73%。1H NMR(CDCl3,500MHz,ppm):δ7.93(s,1H),7.38(s,1H),7.28-7.25(m,2H),7.21-7.18(m,3H),4.17-4.11(m,1H),3.63(s,3H),3.19-3.15(m,1H),3.02-2.95(m,1H),2.83-2.79(m,1H),2.40-2.30(m,1H);13C NMR(CDCl3,125MHz,ppm):δ161.73,153.74,138.12,134.35,132.43,131.45,130.75,129.22,128.59,127.53,126.73,126.66(d,J=274.26Hz),115.21,39.34,37.85,34.77(q,J=27.5Hz),29.45。
实施例17
Figure BDA0002368026350000141
室温下,在15mL反应管中依次加入喹喔啉酮1q(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为15:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4q,为黄色固体59.0mg,收率79%。1H NMR(CDCl3,500MHz,ppm):δ7.86-7.84(m,1H),7.54-7.51(m,1H),7.34-7.28(m,4H),7.25-7.19(m,3H),4.21-4.19(m,3H),3.22-3.18(m,1H),3.10-3.00(m,1H),2.88-2.83(m,1H),2.39-2.32(m,1H),1.76-1.75(m,2H),1.01(t,J=7.2Hz,3H);13C NMR(CDCl3,125MHz,ppm):δ160.09,154.09,138.57,132.74,132.23,130.21,130.07,129.28,128.49,126.84(d,J=275.89Hz),126.54,123.43,113.68,43.83,39.48,37.79,34.84(q,J=27.5Hz),20.64,11.28。
实施例18
Figure BDA0002368026350000142
室温下,在15mL反应管中依次加入喹喔啉酮1r(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应36h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为5:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4r,为黄色固体66.6mg,收率74%。1H NMR(CDCl3,500MHz,ppm):δ7.84(d,J=7.9Hz,1H),7.39(t,J=7.8Hz,1H),7.30-7.24(m,4H),7.23-7.18(m,6H),7.08(d,J=7.4Hz,2H),5.53(d,J=15.7Hz,1H),5.38(d,J=15.7Hz,1H),4.30-4.24(m,1H),3.25-3.21(m,1H),3.14-3.02(m,1H),2.98-2.94(m,1H),2.48-2.38(m,1H);13C NMR(CDCl3,125MHz,ppm):δ191.02,159.69,154.13,138.46,134.54,134.36,132.64,132.49,130.29,130.26,129.34,129.09,128.55,128.18,126.86(d,J=275.58Hz),126.58,123.86,113.53,48.57,39.25,38.06,34.61(q,J=27.5Hz)。
实施例19
Figure BDA0002368026350000151
室温下,在15mL反应管中依次加入喹喔啉酮1r(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为15:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4s,为白色固体59.0mg,收率70%。1H NMR(CDCl3,500MHz,ppm):δ7.87(d,J=7.5Hz,1H),7.40(t,J=6.5Hz,2H),7.34-7.28(m,2H),7.28-7.26(m,1H),7.23-7.15(m,3H),7.08(d,J=8.3Hz,1H),6.71(d,J=7.5Hz,1H),4.13-4.12(m,1H),3.27-3.23(m,1H),3.18-3.07(m,1H),2.90-2.85(m,1H),2.46(s,3H),2.42-2.33(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.36,154.47,138.45,135.15,132.77,132.30,130.18,130.05,129.34,128.97,128.52,127.68,126.86(d,J=275.39Hz),126.68,126.55,123.70,114.47,45.89,39.80,37.72,35.43(q,J=27.5Hz)。
实施例20
Figure BDA0002368026350000161
室温下,在15mL反应管中依次加入喹喔啉酮1t(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为5:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4t,为白色固体41.8mg,收率63%。1H NMR(CDCl3,500MHz,ppm):δ12.54(s,1H),7.86(d,J=7.7Hz,1H),7.54(t,J=7.7Hz,1H),7.38-7.35(m,2H),7.27-7.23(m,4H),7.18-7.15(m,1H),4.24-4.22(m,1H),3.26-3.22(m,1H),3.14-3.02(m,1H),2.94-2.90(m,1H),2.48-2.37(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.59,156.24,138.46,132.69,130.85,130.35,129.26,129.02,128.56,126.84(q,J=276.85Hz),126.65,124.34,115.84,39.65,36.84,35.17(q,J=27.5Hz)。
实施例21
Figure BDA0002368026350000162
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钠(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体52.6mg,收率76%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例22
Figure BDA0002368026350000171
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸铵(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体6.92mg,收率10%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例23
Figure BDA0002368026350000181
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过氧化叔丁醇(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体27.6mg,收率40%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例24
Figure BDA0002368026350000182
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),三氟醋酸碘苯(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体35.2mg,收率51%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例25
Figure BDA0002368026350000191
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),1,4-二氧六环:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体6.92mg,收率10%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例26
Figure BDA0002368026350000201
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),二甲基亚砜:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体3.46mg,收率5%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例27
Figure BDA0002368026350000202
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在60℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体47.0mg,收率68%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例28
Figure BDA0002368026350000211
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在100℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体49.2mg,收率71%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例29
Figure BDA0002368026350000212
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.2mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体32.6mg,收率47%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例31
Figure BDA0002368026350000221
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.8mmol),乙腈:水(4:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体38.0mg,收率55%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例32
Figure BDA0002368026350000231
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(10:1)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体30.6mg,收率44%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。
实施例33
Figure BDA0002368026350000232
室温下,在15mL反应管中依次加入喹喔啉酮1a(0.2mmol),烯丙苯(0.4mmol),三氟甲基亚磺酸钠(0.4mmol),过二硫酸钾(0.6mmol),乙腈:水(1:3)2.5mL,混合均匀,然后在80℃,空气中搅拌反应24h。用TLC检测至反应完成后,反应液经真空(0.08Mpa)减压浓缩至无溶剂,得到粗产物,然后用体积比为10:1的石油醚和乙酸乙酯的混合洗脱剂冲洗,硅胶柱快速柱层析,得到本实施例的4a,为黄色固体34.6mg,收率50%。1H NMR(CDCl3,500MHz,ppm):δ7.76(d,J=7.9Hz,1H),7.45(t,J=7.8Hz,1H),7.27(t,J=7.4Hz,1H),7.22-7.17(m,3H),7.15-7.10(m,3H),4.10-4.08(m,1H),3.61(s,3H),3.15-3.11(m,1H),3.02-2.94(m,1H),2.78-2.72(m,1H),2.30-2.24(m,1H);13C NMR(CDCl3,125MHz,ppm):δ160.03,154.35,138.57,133.05,132.48,130.20,129.98,129.31,128.53,126.84(d,J=275Hz),126.59,123.69,113.67,39.35,37.82,34.66(q,J=28.75Hz),29.18。

Claims (8)

1.一种3-三氟烷基喹喔啉酮化合物的制备方法,其特征在于, 将结构式I所示的化合物、结构式II所示的化合物和结构式III所示的化合物以及氧化剂加入到反应瓶中,然后加入有机溶剂与水的混合溶剂,把反应瓶放置在反应器中,保持60~100℃下反应24小时,反应结束后,对反应液进行浓缩处理,提纯得到通式IV所示的3-三氟烷基喹喔啉酮化合物,反应式如下所示:
Figure DEST_PATH_IMAGE001
R1为烷基、烷氧基、卤素、硝基、氰基或芳基;R2为1-6碳烷基、环烷基、芳基、氢原子;R3为芳基、1-8碳烷基、环烷基或氧烷基,R3为芳基或烷基。
2.根据权利要求1所述的制备方法,其特征在于,式I所述的化合物为喹喔啉酮;式II所述的化合物为烯烃;式III所述的化合物为三氟甲基亚磺酸钠。
3.根据权利要求1所述的制备方法,其特征在于,式I所述的化合物、式II所述的化合物和式III所述的化合物摩尔比为1:1:1~1:3:3。
4.根据权利要求1所述的制备方法,其特征在于,所述氧化剂为过二硫酸钾、过二硫酸铵、过二硫酸钠、双氧水、过氧化叔丁醇或三氟醋酸碘苯。
5.根据权利要求1所述的制备方法,其特征在于,所述氧化剂与式I所述的化合物的摩尔比为:1:1~1:4。
6.根据权利要求1-5任一项所述的制备方法,其特征在于,所述有机溶剂为乙腈、乙酸乙酯、四氢呋喃、二甲亚砜、二氯甲烷、氯仿、1,2-二氯乙烷、1,4-二氧六环、N,N-二甲基甲酰胺乙腈、甲苯、甲醇、丙醇或乙醇;所述有机溶剂与水的体积比例为10:1~1:3。
7.根据权利要求1-5任一项所述的制备方法,其特征在于,反应在空气中反应,所述反应温度为80℃,反应时间为24小时。
8.根据权利要求1所述的制备方法,其特征在于,所述浓缩处理的步骤为:反应24小时后,在0.06-0.10Mpa的压强状态下减压浓缩处理,得到不含有机溶剂的粗产物;所述提纯采用柱层析分离提纯,具体的处理的步骤为:将石油醚和乙酸乙酯的混合洗脱剂进行冲洗处理,通过硅胶柱对粗产物进行柱层析处理得到通式IV所示的物3-三氟烷基喹喔啉酮;其中所述的石油醚和乙酸乙酯的体积比为10:1~3:1。
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CN112142680A (zh) * 2020-10-19 2020-12-29 曲阜师范大学 一种可见光催化合成3-三氟烷基喹喔啉酮的方法

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