CN112409358A - 一种氮杂稠合五环化合物及其制备方法 - Google Patents

一种氮杂稠合五环化合物及其制备方法 Download PDF

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CN112409358A
CN112409358A CN202011290767.4A CN202011290767A CN112409358A CN 112409358 A CN112409358 A CN 112409358A CN 202011290767 A CN202011290767 A CN 202011290767A CN 112409358 A CN112409358 A CN 112409358A
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徐鑫明
杨翰林
李文忠
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Yantai University
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    • C07D471/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
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    • C07D471/12Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains three hetero rings
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Abstract

本发明公开一种含氮杂稠合五环结构的刺桐碱类似物及其制备方法。在催化剂存在的条件下,式III结构通式所示化合物首先发生亲核加成反应,生成酰亚胺正离子中间体,其随后被分子内的富电子单元吲哚环捕获,一步反应关两个环。在Lewis酸的催化条件下,反应完毕得到所述式I所示的氮杂稠合五环化合物;在Brøsted酸的催化条件下,反应完毕得到所述式II所示的氮杂稠合五环化合物。本发明使用廉价易得的原料和极其简洁的操作,使烯酰胺发生分子内的亲核串联反应,一步高效高选择性的制备得到含氮杂稠合五环结构的刺桐碱类似物。该方法反应条件温和,操作简便,产率很高,产物的非对映选择性高且易分离纯化,产物还可以进一步衍生化,具有很好的应用前景。

Description

一种氮杂稠合五环化合物及其制备方法
技术领域
本发明涉及一种氮杂稠合五环化合物及其制备方法,属于药物中间体领域。
背景技术
氮杂稠合多环骨架结构作为优势结构广泛存在于天然产物、药物、农药等活性分子中,包括Strychnos,Aspidoperma,Amaryllicaceae,Erythrina。其中,刺桐类生物碱(Erythrina Alkaloids)由于其独特的氮杂稠合四环结构和潜在的生理活性受到广泛关注,它的高效合成也成为了学术界和工业界的一大研究热点。
尽管刺桐类生物碱的重要生理活性已经被报道,但令人惊讶的是,关于它的氮杂稠合四环结构的改变或者衍生报道很少,为了进一步丰富该类化合物库,为生物活性研究或者药物开发提供更多的选择性,迫切需要发展新的高效高选择性的方法来合成刺桐类生物碱的衍生物,尤其是氮杂稠合多环骨架结构的构筑。
发明内容
本发明的目的是提供一种氮杂稠合五环化合物及其制备方法。
本发明提供的氮杂稠合五环化合物的结构通式如式I和式II所示,
Figure BDA0002783722900000011
所述式I结构通式中,n为碳原子个数,等于:0,1,或2其中任意一个;
R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,所述含有取代基苯基中,取代基选自溴、甲基、甲氧基中的至少一种;
R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;
Ar选自下述基团中的任意一种:苯基、吲哚基和含有取代基的苯基,所述含有取代基的苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种。
所述式II结构通式中,n为碳原子个数,等于:0,1,或2其中任意一个;
R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,所述含有取代基的苯基中,取代基选自溴、甲基、甲氧基中的至少一种;
R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;
Ar选自下述基团中的任意一种:苯基、吲哚基和含有取代基的苯基,所述含有取代基苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种。
本发明提供的制备上述氮杂稠合五环化合物的方法,步骤如下:在Lewis酸的催化条件下,式III结构通式所示化合物发生分子内的亲核串联反应,反应完毕得到所述式I所示氮杂稠合五环化合物;在
Figure BDA0002783722900000023
酸的催化条件下,式III结构通式所示化合物发生分子内的亲核串联反应,反应完毕得到所述式II所示氮杂稠合五环化合物。
Figure BDA0002783722900000021
所述式III结构通式中,n为碳原子个数,等于:0,1,或2其中任意一个;R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,所述含有取代基的苯基中,取代基选自溴、甲基、甲氧基中的至少一种;R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;Ar选自下述基团中的任意一种:苯基、吲哚基和含有取代基的苯基,所述含有取代基的苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种。
上述方法中,所述的反应方程式如下:
Figure BDA0002783722900000022
该方法中,所述催化剂为对甲苯磺酸和三氟甲磺酸铟,均可直接通过公开商业途径购得。
所述催化剂的用量为所述式III结构通式所示化合物的摩尔用量的20%。
所述分子内亲核串联反应步骤中,温度为室温,优选25℃,时间为0.5-24小时,优选0.5小时。
所述分子内亲核串联反应是在溶剂中进行的,所述溶剂选自二氯甲烷、乙腈、四氢呋喃、1,2-二氯乙烷、甲苯、乙酸乙酯、和石油醚中的至少一种。
有益效果
本发明制备的氮杂稠合五环化合物是一类全新的化合物,具有特殊的稠环结构,在空气中稳定,且具有非常高的非对映选择性。这类化合物具有潜在的重要药理活性,如降血压、抗焦虑、镇静和抑制中枢神经等,作为药物中间体具有广泛的应用前景,也为新型药物的开发提供了更多的选择性。本发明的方法选用廉价易得的原料和催化剂,使烯酰胺原料在不同的催化剂条件下发生分子内的亲核串联反应,一步高效高选择性的制备得到了两种不同的含氮杂稠合五环结构的新型生物碱。该方法的反应条件温和、操作简便、产率非常高,且极大地缩减了构筑复杂氮杂稠环的合成步骤,提高了原子利用效率,也减少了污染物的排放,节省了能源。
具体实施方式
需要说明的是,式III结构通式所示化合物,可按照下述文献报道的方法由式IV、V和VII结构通式所示化合物反应大量制备(J.Am.Chem.Soc.2009,131,10390)。
Figure BDA0002783722900000031
所述式IV结构通式中,R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;所述式V结构通式中,Ar选自下述基团中的任意一种:苯基,吲哚基和含有取代基的苯基,所述含有取代基苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种;所述式VII结构通式中,R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,所述含有取代基苯基中,取代基选自溴、甲基、甲氧基中的至少一种。
该方法中,式IV和式V结构通式所示化合物,可直接通过公开商业途径购得。
下面结合具体实施例对本发明作进一步阐述,但本发明并不限于以下实施例。所述方法如无特别说明均为常规方法。所述反应物如无特别说明均能从公开商业途径而得。
实施例1,制备式IIIa结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000032
氩气保护条件下,在干净的三口瓶中加入四氢萘酮(25mmol)、3,4-二甲氧基苯乙胺(25mmol)、甲苯50mL(
Figure BDA0002783722900000041
MS分子筛干燥处理)和磁子,体系回流反应24小时后,旋转蒸发除掉甲苯溶剂后得到亚胺无需其它处理,直接用于下一步反应。
在氩气保护条件下将制得的亚胺(5mmol)溶于10mLDMF(分子筛干燥),加入三乙胺(6mmol)。将反应体系冷却至-40℃后,慢慢加入相应的苯乙酮酰氯(5.5mmol)。然后保持-40℃反应30分钟。反应结束后向体系中加入饱和的碳酸氢钠水溶液20mL淬灭反应,乙酸乙酯萃取(3×50mL),合并有机相用饱和食盐水洗涤,无水硫酸钠干燥。浓缩硅胶柱层析分离,用PE:EA=2:1的洗脱剂淋洗,得到目标化合物,两步产率为68%。
该化合物为白色固体:
熔点mp:140-141℃;
1HNMR(500MHz,Chloroform-d)δ7.75-7.69(m,2H),7.57-7.50(m,1H),7.38(t,J=7.8Hz,2H),7.24(d,J=4.1Hz,2H),7.22-7.18(m,1H),7.11(d,J=7.3Hz,1H),6.87-6.79(m,3H),5.58(dd,J=6.3,3.1Hz,1H),4.68-4.62(m,1H),3.88(s,3H),3.87(s,3H),3.30-3.25(m,1H),3.00-2.91(m,2H),2.81-2.69(m,1H),2.65-2.60(m,1H),2.15-1.98(m,2H);
13C NMR(126MHz,Chloroform-d)δ190.4,167.4,149.0,147.9,136.9,136.3,134.2,133.8,130.7,130.2,129.7,129.4,128.8,128.6,127.9,126.9,123.4,121.3,112.4,111.3,56.1,56.0,45.7,33.5,27.1,22.8;
HRMS(ESI)Calcd.for C28H27NO4Na,[M+Na]+464.1832.Found:464.1832.
由上可知,上述化合物结构正确,为式IIIa所示化合物。
实施例2,制备式IIIb结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000042
按照实施例1的所述的类似方法,制备式IIIb所示化合物,两步产率70%。
该化合物为白色固体:
熔点mp:140-140℃;
1H NMR(500MHz,DMSO-d6)δ7.71-7.59(m,3H),7.48(t,J=5.0Hz,2H),7.09(d,J=8.2Hz,1H),6.92-6.91(m,2H),6.82-6.80(m,2H),6.66(d,J=2.6Hz,1H),5.59(dd,J=6.4,2.9Hz,1H),4.57-4.51(m,1H),3.76(s,3H),3.75(s,3H),3.73(s,3H),3.27-3.22(m,1H),2.94-2.82(m,2H),2.65-2.52(m,2H),2.10-2.04(m,1H),1.85-1.76(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.9,167.1,158.5,149.1,148.0,135.6,135.1,133.5,131.3,131.2,131.0,129.4,129.4,129.1,129.0,121.5,113.5,113.4,112.2,109.6,56.1,55.9,55.7,45.6,33.0,25.7,22.9;
HRMS(ESI)Calcd.for C29H29NO5Na,[M+Na]+494.1938.Found:494.1938.
由上可知,上述化合物结构正确,为式IIIb所示化合物。
实施例3,制备式IIIc结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000051
按照实施例1的所述的类似方法,制备式IIIc所示化合物,两步产率67%。
该化合物为白色固体:
熔点mp:147-148℃;
1H NMR(400MHz,DMSO-d6)δ7.71-7.65(m,1H),7.64-7.60(m,2H),7.51-7.45(m,2H),7.41(dd,J=8.0,2.1Hz,1H),7.22(d,J=2.1Hz,1H),7.14(dd,J=8.0,0.9Hz,1H),6.95-6.88(m,2H),6.81(dd,J=8.1,2.0Hz,1H),5.64(dd,J=6.3,3.0Hz,1H),4.52(dt,J=13.5,7.5Hz,1H),3.75(s,3H),3.72(s,3H),3.24(ddd,J=13.4,7.4,5.6Hz,1H),2.97-2.77(m,2H),2.68-2.53(m,2H),2.15-2.07(m,1H),1.88-1.78(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.5,166.5,148.7,147.5,135.9,134.7,134.2,132.9,132.2,131.9,130.8,130.4,129.8,129.0,128.9,125.3,121.0,119.4,113.0,111.8,55.6,55.5,45.2,32.5,25.4,21.9;
HRMS(ESI)Calcd.for C28H26NO4BrNa,[M+Na]+542.0937,544.0917.Found:542.0931,544.0911.
由上可知,上述化合物结构正确,为式IIIc所示化合物。
实施例4,制备式IIId结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000052
按照实施例1的所述的类似方法,制备式IIId所示化合物,两步产率65%。
该化合物为白色固体:
熔点mp:140-141℃;
1H NMR(400MHz,DMSO-d6)δ7.72-7.65(m,1H),7.65-7.57(m,2H),7.52-7.43(m,2H),7.31-7.24(m,1H),7.19(d,J=7.9Hz,1H),7.10(d,J=2.2Hz,1H),6.98-6.88(m,2H),6.81(dd,J=8.1,2.0Hz,1H),5.65(dd,J=6.3,3.0Hz,1H),4.52(dt,J=13.5,7.5Hz,1H),3.74(d,J=12.7Hz,6H),3.24(ddd,J=13.4,7.5,5.7Hz,1H),2.97-2.77(m,2H),2.71-2.52(m,2H),2.15-2.07(m,1H),1.90-1.76(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.5,166.5,148.7,147.5,135.5,134.7,134.3,132.9,131.92,131.89,131.2,130.4,129.5,128.96,128.95,127.9,122.5,121.1,113.0,111.8,55.6,55.5,45.2,32.5,25.4,21.9;
HRMS(ESI)Calcd.for C28H26NO4ClNa,[M+Na]+498.1443.Found:498.1433.
由上可知,上述化合物结构正确,为式IIId所示化合物。
实施例5,制备式IIIe结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000061
按照实施例1的所述的类似方法,制备式IIIe所示化合物,两步产率70%。
该化合物为白色固体:
熔点mp:141-141℃;
1H NMR(500MHz,DMSO-d6)δ7.68-7.62(m,3H),7.47(t,J=7.8Hz,2H),7.05-7.01(m,2H),6.95(s,1H),6.92(dd,J=5.1,3.1Hz,2H),6.81(dd,J=8.2,2.0Hz,1H),5.55(dd,J=6.4,3.0Hz,1H),4.56-4.51(m,1H),3.76(s,3H),3.72(s,3H),3.27-3.22(m,1H),2.93-2.82(m,2H),2.66-2.58(m,1H),2.54-2.51(m,1H),2.28(s,3H),2.10-2.03(m,1H),1.85-1.77(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.9,167.0,149.1,148.0,136.0,135.8,135.0,134.1,133.5,131.0,130.3,130.1,129.4,129.2,128.1,124.0,121.5,113.4,112.3,56.1,55.9,45.7,33.0,26.3,22.7,21.3;
HRMS(ESI)Calcd.for C29H29NO4Na,[M+Na]+478.1989.Found:478.1986.
由上可知,上述化合物结构正确,为式IIIe所示化合物。
实施例6,制备式IIIf结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000062
按照实施例1的所述的类似方法,制备式IIIf所示化合物,两步产率71%。
该化合物为白色固体:
熔点mp:130-131℃;
1H NMR(500MHz,DMSO-d6)δ7.68-7.66(m,1H),7.65-7.60(m,2H),7.47(t,J=7.8Hz,2H),7.23(t,J=8.0Hz,1H),6.96(d,J=8.3Hz,1H),6.91(dd,J=5.1,3.1Hz,2H),6.80(d,J=8.0Hz,2H),5.55(dd,J=6.4,2.9Hz,1H),4.56-4.50(m,1H),3.77(s,3H),3.76(s,3H),3.73(s,3H),3.21-3.16(m,1H),2.92-2.77(m,3H),2.40-2.32(m,1H),2.12-2.06(m,1H),1.81-1.73(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.9,167.0,156.2,149.1,148.0,135.5,135.0,133.6,131.2,131.0,130.5,129.4,129.3,127.3,124.4,121.5,116.1,113.4,112.2,111.8,56.0,56.0,55.9,45.7,33.0,22.0,19.0;
HRMS(ESI)Calcd.for C29H29NO5Na,[M+Na]+494.1938.Found:494.1932.
由上可知,上述化合物结构正确,为式IIIf所示化合物。
实施例7,制备式IIIg结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000071
按照实施例1的所述的类似方法,制备式IIIg所示化合物,两步产率70%。
该化合物为白色固体:
熔点mp:131-132℃;
1H NMR(500MHz,DMSO-d6)δ7.68-7.65(m,1H),7.62-7.60(m,2H),7.47(t,J=7.8Hz,2H),7.09(d,J=8.4Hz,1H),6.92-6.91(m,2H),6.82-6.77(m,3H),5.40(dd,J=6.4,2.9Hz,1H),4.55-4.49(m,1H),3.76(d,6H),3.73(s,3H),3.24-3.18(m,1H),2.92-2.81(m,2H),2.70-2.63(m,1H),2.57-2.52(m,1H),2.09-2.02(m,1H),1.83-1.77(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.9,167.0,159.7,149.1,148.0,139.1,135.5,135.0,133.6,131.0,129.4,129.3,127.6,124.9,123.1,121.5,114.3,113.4,112.2,111.9,56.1,55.9,55.6,45.4,33.0,27.1,22.5;
HRMS(ESI)Calcd.for C29H29NO5Na,[M+Na]+494.1938.Found:494.1934.
由上可知,上述化合物结构正确,为式IIIg所示化合物。
实施例8,制备式IIIh结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000072
按照实施例1的所述的类似方法,制备式IIIh所示化合物,两步产率42%。
该化合物为白色固体:
熔点mp:200-201℃;
1H NMR(500MHz,DMSO-d6)δ7.65(t,J=7.5Hz,1H),7.58(d,J=7.7Hz,2H),7.50-7.38(m,4H),7.31(t,J=7.5Hz,1H),7.25(t,J=7.3Hz,1H),6.96-6.87(m,2H),6.79(dd,J=8.1,2.0Hz,1H),6.04(d,J=2.2Hz,1H),4.13(s,2H),3.76(s,3H),3.71(s,3H),3.23(s,2H),2.86(t,J=7.1Hz,2H);
13C NMR(126MHz,DMSO-d6)δ190.9,166.8,149.1,148.0,143.1,140.24,140.15,135.2,133.7,133.2,130.8,129.45,129.40,126.8,126.3,124.8,121.5,119.7,113.4,112.2,56.0,55.9,45.8,36.4,33.1;
HRMS(ESI)Calcd.for C27H25NO4Na,[M+Na]+450.1676.Found:45.1670.
由上可知,上述化合物结构正确,为式IIIh所示化合物。
实施例9,制备式IIIi结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000081
按照实施例1的所述的类似方法,制备式IIIi所示化合物,两步产率51%。
该化合物为白色固体:
熔点mp:137-138℃;
1H NMR(500MHz,DMSO-d6)δ7.70-7.67(m,1H),7.65-7.64(m,2H),7.50(t,J=7.8Hz,2H),7.37(d,J=7.1Hz,1H),7.33-7.26(m,3H),6.93-6.88(m,2H),6.77(dd,J=8.2,2.0Hz,1H),5.65(t,J=7.0Hz,1H),4.32(b,1H),3.77(s,3H),3.73(s,3H),3.07(b,1H),2.82(s,2H),2.53(s,2H),1.94(s,2H),1.46(b,2H);
13C NMR(126MHz,DMSO-d6)δ191.0,167.1,149.2,148.1,142.9,138.0,135.0,134.2,133.9,131.1,130.5,129.8,129.4,129.2,127.5,126.9,121.5,113.4,112.3,56.1,55.9,45.6,34.4,33.2,32.4,24.2;
HRMS(ESI)Calcd.For C29H29NO4Na,[M+Na]+478.1989.Found:478.1980.
由上可知,上述化合物结构正确,为式IIIi所示化合物。
实施例10,制备式IIIj结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000082
按照实施例1的所述的类似方法,制备式IIIj所示化合物,两步产率70%。
该化合物为白色固体:
熔点mp:132-132℃;
1H NMR(500MHz,DMSO-d6)δ7.70-7.65(m,2H),7.57-7.54(m,2H),7.27-7.7.21(m,2H),7.17-7.14(m,2H),6.93-6.91(m,2H),6.80(dd,J=8.1,2.0Hz,1H),5.57(dd,J=6.4,3.0Hz,1H),4.53-4.47(m,1H),3.76(s,3H),3.72(s,3H),3.26-3.20(m,1H),2.93-2.83(m,2H),2.73-2.65(m,1H),2.61-2.55(m,1H),2.15-2.08(m,1H),1.91-1.82(m,1H);
13C NMR(126MHz,DMSO-d6)δ189.9,166.6,149.1,148.0,137.2,135.7,132.6,132.5,131.2,131.0,130.6,130.2,129.3,128.8,128.2,127.1,123.4,121.5,113.4,112.3,56.0,55.9,45.8,33.0,26.6,22.5;
HRMS(ESI)Calcd.For C28H26NO4Br,[M+Na]+542.0937,544.0917.Found:542.0935,544.0912.
由上可知,上述化合物结构正确,为式IIIj所示化合物。
实施例11,制备式IIIk结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000091
按照实施例1的所述的类似方法,制备式IIIk所示化合物,两步产率68%。
该化合物为白色固体:
熔点mp:130-131℃;
1H NMR(500MHz,Chloroform-d)δ7.72-7.66(m,2H),7.26-7.23(m,2H),7.22-7.16(m,1H),7.11(d,J=7.3Hz,1H),6.88-6.78(m,5H),5.59(dd,J=6.3,3.1Hz,1H),4.64(dt,J=13.4,8.0Hz,1H),3.88(s,1H),3.84(s,1H),3.82-3.73(m,1H),3.25(ddd,J=13.6,8.3,5.4Hz,1H),2.98-2.88(m,2H),2.76(td,J=15.1,7.1Hz,1H),2.63(ddd,J=15.6,6.6,3.6Hz,1H),2.17-1.98(m,2H);
13C NMR(126MHz,Chloroform-d)δ189.0,167.7,164.3,148.9,147.7,136.8,136.3,131.7,130.7,130.2,129.4,128.4,127.7,126.9,126.8,123.4,121.2,114.0,112.3,111.1,56.0,55.5,45.6,33.4,27.1,22.7;
HRMS(ESI)Calcd.For C29H29NO5,[M+H]+472.2118.Found:472.2118.
由上可知,上述化合物结构正确,为式IIIk所示化合物。
实施例12,制备式IIIl结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000092
按照实施例1的所述的类似方法,制备式IIIl所示化合物,两步产率65%。
该化合物为白色固体:
熔点mp:120-120℃;
1H NMR(500MHz,DMSO-d6)δ7.53(d,J=8.0Hz,2H),7.29-7.20(m,4H),7.17-7.15(m,2H),6.92-6.89(m,2H),6.80(dd,J=8.1,2.0Hz,1H),5.55(dd,J=6.5,2.9Hz,1H),4.56-4.50(m,1H),3.76(s,3H),3.73(s,3H),3.23-3.17(m,1H),2.92-2.82(m,2H),2.72-2.65(m,1H),2.60-2.55(m,1H),2.37(s,3H),2.12-2.05(m,1H),1.87-1.70(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.5,167.2,149.1,148.0,145.7,137.2,135.7,131.2,131.0,130.3,130.0,129.5,128.7,128.2,127.0,123.5,121.5,113.4,112.2,56.0,55.9,45.5,33.0,26.6,22.5,21.8;
HRMS(ESI)Calcd.For C29H29NO4,[M+H]+456.2169.Found:456.2169.
由上可知,上述化合物结构正确,为式IIIl所示化合物。
实施例13,制备式IIIm结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000101
按照实施例1的所述的类似方法,制备式IIIm所示化合物,两步产率71%。
该化合物为白色固体:
熔点mp:152-153℃;
1H NMR(500MHz,DMSO-d6)δ7.89-7.83(m,2H),7.60(dt,J=7.8,1.3Hz,1H),7.43(t,J=7.9Hz,1H),7.27-7.20(m,2H),7.16(dd,J=7.3,1.7Hz,2H),6.92-6.88(m,2H),6.80(dd,J=8.2,2.1Hz,1H),5.57(dd,J=6.3,3.0Hz,1H),4.52-4.46(m,1H),3.75(s,3H),3.72(s,3H),3.28-3.23(m,1H),2.93-2.83(m,2H),2.72-2.65(m,1H),2.60-2.55(m,1H),2.15-2.08(m,1H),1.92-1.83(m,1H);
13C NMR(126MHz,DMSO-d6)δ189.5,166.3,149.2,148.0,137.8,137.1,135.7,135.3,131.7,131.2,130.9,130.7,130.1,128.8,128.7,128.2,127.0,123.5,122.8,121.3,113.3,112.3,56.0,55.9,45.9,33.0,26.6,22.5;
HRMS(ESI)Calcd.For C28H26NO4Br,[M+H]+520.1118,522.1098.Found:520.1118,522.1096.
由上可知,上述化合物结构正确,为式IIIm所示化合物。
实施例14,制备式IIIn结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000102
按照实施例1的所述的类似方法,制备式IIIn所示化合物,两步产率54%。
该化合物为白色固体:
熔点mp:165-166℃;
1H NMR(500MHz,DMSO-d6)δ7.24-7.19(m,3H),7.06-7.04(m,1H),6.85-6.81(m,2H),6.71(dd,J=8.2,1.9Hz,1H),5.80(dd,J=6.0,3.3Hz,1H),4.33-4.27(m,1H),3.71(s,6H),3.14-3.08(m,1H),2.84-2.76(m,2H),2.75-2.62(m,2H),2.32-2.25(m,1H),2.19-2.11(m,1H),1.08(s,9H);
13C NMR(126MHz,DMSO-d6)δ207.4,167.4,149.1,147.9,137.1,136.4,131.0,130.9,129.3,128.6,128.2,127.0,123.6,121.2,113.1,112.3,56.0,55.9,46.3,42.2,33.1,27.1,26.7,22.5;
HRMS(ESI)Calcd.For C26H31NO4,[M+H]+422.2326.Found:422.2324.
由上可知,上述化合物结构正确,为式IIIn所示化合物。
实施例15,制备式IIIo结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000111
按照实施例1的所述的类似方法,制备式IIIo所示化合物,两步产率77%。
该化合物为白色固体:
熔点mp:148-149℃;
1H NMR(500MHz,DMSO-d6)δ10.92(d,J=2.5Hz,1H),7.71-7.64(m,3H),7.50(q,J=8.0Hz,3H),7.37(d,J=8.1Hz,1H),7.38-7.14(m,5H),7.09-7.05(m,1H),6.96(t,J=7.5Hz,1H),5.56(dd,J=6.4,3.0Hz,1H),4.57-4.51(m,1H),3.33-3.22(m,1H),3.15-3.02(m,2H),2.63-2.53(m,2H),2.05-1.99(m,1H),1.86-1.77(m,1H);
13C NMR(126MHz,DMSO-d6)δ191.1,167.0,137.1,136.8,135.7,135.0,133.5,130.4,130.3,129.5,129.4,128.7,128.2,127.7,127.0,123.8,123.5,121.5,118.8,118.7,111.9,111.0,45.4,26.6,23.5,22.5;
HRMS(ESI)Calcd.For C28H24N2O2,[M+H]+412.1911.Found:421.1910.
由上可知,上述化合物结构正确,为式IIIo所示化合物。
实施例16,制备式IIIp结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000112
按照实施例1的所述的类似方法,制备式IIIp所示化合物,两步产率60%。
该化合物为白色固体:
熔点mp:168-169℃;
1H NMR(500MHz,DMSO-d6)δ7.68-7.66(m,3H),7.49(t,J=7.7Hz,2H),7.27-7.20(m,2H),7.16(d,J=7.0Hz,2H),6.48(d,J=2.2Hz,2H),6.42(d,J=2.2Hz,1H),5.54(dd,J=6.4,2.9Hz,1H),4.56-4.50(m,1H),3.73(s,6H),3.26-3.21(m,1H),2.94-2.83(m,2H),2.71-2.64(m,1H),2.59-2.54(m,1H),2.11-2.04(m,1H),1.87-1.79(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.9,167.0,160.9,141.0,137.2,135.7,135.1,130.5,130.1,129.5,129.4,128.7,128.2,127.0,123.4,107.5,98.8,55.6,45.3,33.7,26.6,22.5;
HRMS(ESI)Calcd.For C28H27NO4Na,[M+Na]+464.1832.Found:464.1833.
由上可知,上述化合物结构正确,为式IIIp所示化合物。
实施例17,制备式IIIq结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000121
按照实施例1的所述的类似方法,制备式IIIq所示化合物,两步产率67%。
该化合物为白色固体:
熔点mp:151-151℃;
1H NMR(500MHz,DMSO-d6)δ7.72-7.66(m,3H),7.52-7.49(m,2H),7.27-7.20(m,2H),7.19-7.12(m,2H),6.91(d,J=1.6Hz,1H),6.88(d,J=7.8Hz,1H),6.75(dd,J=7.9,1.7Hz,1H),6.00(s,2H),5.57(dd,J=6.4,3.0Hz,1H),4.50-4.45(m,1H),3.21-3.15(m,1H),2.91-2.81(m,2H),2.73-2.65(m,1H),2.60-2.55(m,1H),2.14-2.07(m,1H),1.88-1.80(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.9,167.0,147.8,146.3,137.2,135.7,135.1,133.5,132.5,130.5,130.2,129.5,129.4,128.7,128.2,127.0,123.4,122.6,109.9,108.5,101.3,45.9,33.2,26.6,22.5;
HRMS(ESI)Calcd.For C28H26NO4Br,[M+H]+426.1700.Found:426.1700.
由上可知,上述化合物结构正确,为式IIIq所示化合物。
实施例18,制备式IIIr结构式所示的化合物
该反应式如下:
Figure BDA0002783722900000122
按照实施例1的所述的类似方法,制备式IIIr所示化合物,两步产率62%。
该化合物为白色固体:
熔点mp:132-133℃;
1H NMR(400MHz,DMSO-d6)δ7.70-7.64(m,3H),7.51-7.45(m,2H),7.27-7.19(m,2H),7.15(dd,J=7.2,1.7Hz,2H),6.61(s,2H),5.51(dd,J=6.4,3.0Hz,1H),4.62-4.48(m,1H),3.74(s,6H),3.65(s,3H),3.27(ddd,J=13.4,7.2,6.0Hz,1H),2.98-2.81(m,2H),2.70-2.52(m,2H),2.12-2.01(m 1H),1.87-1.77(m,1H);
13C NMR(126MHz,DMSO-d6)δ190.4,166.6,152.8,136.6,136.1,135.3,134.6,133.9,133.1,129.9,129.8,129.0,128.9,128.2,127.7,126.6,123.0,106.3,60.0,55.8,45.0,33.3,26.1,22.0,21.3;
HRMS(ESI)Calcd.For C29H29NO5,[M+H]+472.2118.Found:472.2119.
由上可知,上述化合物结构正确,为式IIIr所示化合物。
实施例19,制备式Ia结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000131
在反应管中加入In(OTf)2(0.02mmol)和式IIa结构所示的化合物烯酰胺(0.2mmol),置换为惰性气体保护后,加入干燥的乙腈,置于室温搅拌反应0.5h,直至原料消失,加入碳酸氢钠水溶液(5%,10mL)淬灭反应,二氯甲烷萃取(3×10mL),合并有机相,用饱和食盐水洗涤,无水硫酸钠干燥。浓缩硅胶柱层析分离,用PE:EA=2:1的洗脱剂淋洗,得到式Ia结构所示的化合物,产率93%。
该产物为白色固体;
熔点mp:251-152℃;
1H NMR(500MHz,DMSO-d6)δ7.27-7.21(m,5H),7.11-7.05(m,2H),6.94-6.88(m,2H),6.78(s,1H),6.38(s,1H),5.97(s,1H),4.26(dd,J=13.1,6.2Hz,1H),3.76(s,3H),3.55(s,3H),3.28-3.23(m,1H),2.97-2.84(m,2H),2.77(dd,J=16.0,4.0Hz,1H),2.40-2.32(m,1H),1.93-1.78(m,2H),1.74-1.65(m,1H);
13C NMR(126MHz,DMSO-d6)δ174.8,147.5,147.4,140.8,139.5,137.9,133.7,129.2,128.2,127.4,127.4,127.0,127.0,125.8,125.5,111.8,110.5,80.9,62.0,55.6,55.4,53.6,36.3,27.2,24.8,22.3;
HRMS(ESI)Calcd.for C28H27NO4,[M+H]+442.2013.Found:442.2010;
由上可知,上述化合物结构正确,为式Ia所示化合物。
实施例20,制备式Ib结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000132
按照实施例19的所述的类似方法,制备式Ib所示的化合物,产率78%。
该化合物为白色固体:
熔点mp:228-229℃;
1H NMR(500MHz,DMSO-d6)δ7.30-7.20(m,5H),6.83(d,J=8.3Hz,1H),6.79(s,1H),6.73(dd,J=8.3,2.6Hz,1H),6.41-6.37(m,2H),5.96(d,J=2.3Hz,1H),4.27(dd,J=13.0,6.0Hz,1H),3.77(s,3H),3.61(s,3H),3.57(s,3H),3.28-3.23(m,1H),2.98-2.76(m,3H),2.33-2.25(m,1H),1.92-1.82(m,1H),1.79-1.64(m,2H);
13C NMR(126MHz,DMSO-d6)δ175.3,157.5,148.0,147.8,141.2,141.0,133.9,130.5,129.6,127.9,127.5,125.9,115.6,112.6,112.3,110.9,81.3,62.5,56.1,55.9,55.4,53.9,36.9,27.6,24.4,23.0;
HRMS(ESI)Calcd.for C29H29NO5,[M+H]+472.2118.Found:472.2112;
由上可知,上述化合物结构正确,为式Ib所示化合物。
实施例21,制备式Ic结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000141
按照实施例19的所述的类似方法,制备式Ic所示的化合物,产率89%。
该化合物为白色固体:
熔点mp:230-231℃;
1H NMR(500MHz,Chloroform-d)δ7.35-7.27(m,2H),7.25-7.18(m,4H),7.13(d,J=2.0Hz,1H),6.72(d,J=8.1Hz,1H),6.66(s,1H),6.31(s,1H),4.55(dd,J=13.2,6.0Hz,1H),3.90(s,3H),3.70(s,3H),3.41-3.35(m,1H),3.17-3.10(m,1H),2.96(dd,J=5.9,2.5Hz,1H),2.78(dd,J=16.1,3.8Hz,1H),2.35-2.29(m,1H),2.04-1.94(m,2H),1.79-1.72(m,1H);
13C NMR(126MHz,Chloroform-d)δ175.7,148.2,148.0,141.4,139.5,136.9,132.5,131.9,130.5,130.1,128.2,128.1,126.9,125.5,119.6,111.6,110.2,81.6,62.7,56.0,55.9,53.4,37.6,28.0,24.5,21.8;
HRMS(ESI)Calcd.for C28H26NO4Br,[M+H]+520.1118,522.1098.Found:520.1120,522.1102;
由上可知,上述化合物结构正确,为式Ic所示化合物。
实施例22,制备式Id结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000142
按照实施例19的所述的类似方法,制备式Id所示的化合物,产率86%。
该化合物为白色固体:
熔点mp:218-219℃;
1H NMR(500MHz,DMSO-d6)δ7.34-7.21(m,5H),7.18(dd,J=8.2,2.3Hz,1H),6.94(d,J=8.2Hz,1H),6.89(d,J=2.2Hz,1H),6.82(s,1H),6.37(s,1H),6.03(br,1H),4.29(dd,J=13.2,6.0Hz,1H),3.78(s,3H),3.58(s,3H),3.27-3.21(m,1H),2.97-2.75(m,3H),2.45-2.34(m,1H),1.96-1.84(m,1H),1.77-1.69(m,2H);
13C NMR(126MHz,DMSO-d6)δ175.5,148.1,147.9,142.3,141.0,137.5,133.2,130.64,130.59,128.8,128.0,127.6,127.4,126.0,112.4,110.9,81.2,62.2,56.1,55.9,53.9,37.0,27.6,24.7,22.3;
HRMS(ESI)Calcd.for C28H26NO4Cl,[M+H]+476.1623.Found:476.1613;
由上可知,上述化合物结构正确,为式Id所示化合物。
实施例23,制备式Ie结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000151
按照实施例19的所述的类似方法,制备式Ie所示的化合物,产率70%。
该化合物为白色固体:
熔点mp:223-224℃;
1H NMR(500MHz,Chloroform-d)δ7.32(d,J=7.3Hz,2H),7.27-7.20(m,3H),6.90(dd,J=7.7,1.7Hz,1H),6.77(d,J=1.7Hz,1H),6.74(d,J=7.7Hz,1H),6.65(s,1H),6.38(s,1H),4.50(ddd,J=13.1,6.3,1.1Hz,1H),3.89(s,3H),3.70(s,3H),3.42(td,J=12.7,4.1Hz,1H),3.18-3.12(m,1H),3.00(s,1H),2.98(dd,J=6.5,2.1Hz,1H),2.76(dd,J=16.1,3.9Hz,1H),2.34-2.29(m,1H),2.20(s,3H),2.03-1.88(m,2H),1.85-1.78(m,1H);
13C NMR(126MHz,Chloroform-d)δ175.6,147.9,147.8,139.9,138.9,135.4,134.9,133.6,129.6,128.31,128.27,128.04,127.97,127.0,125.5,111.3,110.3,81.9,63.0,55.9,55.8,53.6,37.4,28.0,24.6,22.5,21.3;
HRMS(ESI)Calcd.for C29H29NO4,[M+H]+456.2169.Found:456.2171;
由上可知,上述化合物结构正确,为式Ie所示化合物。
实施例24,制备式If结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000152
按照实施例19的所述的类似方法,制备式If所示的化合物,产率72%。
该化合物为白色固体:
熔点mp:210-212℃;
1H NMR(400MHz,Chloroform-d)δ7.26-7.18(m,3H),7.18-7.10(m,2H),7.04(t,J=8.0Hz,1H),6.72(dd,J=8.0,1.0Hz,1H),6.67-6.60(m,2H),6.37(s,1H),4.60(ddd,J=13.2,6.3,1.3Hz,1H),3.87(s,3H),3.68(s,3H),3.66(s,3H),3.51(td,J=12.7,4.0Hz,1H),3.12(ddd,J=16.0,12.2,6.1Hz,1H),2.92-2.86(m,1H),2.82-2.72(m,1H),2.47(ddd,J=18.1,5.6,3.1Hz,1H),2.12-1.98(m,2H),1.46-1.32(m,1H);
13C NMR NMR(101MHz,Chloroform-d)δ175.9,156.4,148.0,147.9,140.3,139.8,133.6,128.0,127.8,127.0,126.9,126.3,125.4,120.9,111.5,110.6,108.5,81.7,62.6,56.1,55.9,55.5,53.7,37.9,28.5,20.3,18.2;
HRMS(ESI)Calcd.for C29H29NO5,[M+H]+472.2118.Found:472.2120;
由上可知,上述化合物结构正确,为式If所示化合物。
实施例25,制备式Ih结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000161
按照实施例19的所述的类似方法,制备式Ih所示的化合物,产率93%。
该化合物为白色固体:
熔点mp:271-272℃;
1H NMR(500MHz,Chloroform-d)δ7.25-7.20(m,5H),7.18-7.12(m,2H),7.07(dd,J=7.0,1.8Hz,1H),6.93(dd,J=7.3,1.7Hz,1H),6.64(s,1H),6.29(s,1H),4.48(ddd,J=13.1,6.4,1.1Hz,1H),3.87(s,3H),3.67(s,3H),3.59-3.53(m,1H),3.46(dd,J=9.3,4.8Hz,1H),3.23-3.16(m,1H),3.06(dd,J=17.2,9.3Hz,1H),2.79(dd,J=16.2,4.1Hz,1H),2.60(dd,J=17.2,4.8Hz,1H);
13C NMR(126MHz,Chloroform-d)δ174.3,148.19,148.17,146.1,141.9,140.0,131.6,128.8,127.93,127.90,127.3,126.7,125.2,124.7,124.6,111.3,109.0,82.6,73.4,58.4,56.0,55.9,36.8,33.8,27.6;
HRMS(ESI)Calcd.for C27H25NO4,[M+H]+428.1856.Found:428.1860;
由上可知,上述化合物结构正确,为式Ih所示化合物。
实施例26,制备式Ij结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000162
按照实施例19的所述的类似方法,制备式Ij所示的化合物,产率91%。
该化合物为白色固体:
熔点mp:262-263℃;
1H NMR(500MHz,Chloroform-d)δ7.37(d,J=8.2Hz,2H),7.22(d,J=8.1Hz,2H),7.14-7.11(m,1H),7.08-7.05(m,1H),6.96-6.91(m,2H),6.64(s,1H),6.36(s,1H),4.43(dd,J=13.1,6.0Hz,1H),3.89(s,3H),3.70(s,3H),3.38-3.32(m,1H),3.15-3.09(m,1H),3.03-3.01(m,1H),2.73(dd,J=16.2,3.9Hz,1H),2.45-2.37(m,1H),2.02-1.85(m,3H);
13C NMR(126MHz,Chloroform-d)δ175.1,148.0,147.9,139.1,138.9,138.1,133.2,131.1,129.4,128.9,128.5,127.5,126.1,125.6,122.1,111.3,110.1,81.6,63.3,55.93,55.88,53.4,37.2,27.7,25.4,23.0;
HRMS(ESI)Calcd.for C28H26NO4Br,[M+H]+520.1118,522.1098.Found:520.1116,522.1094;
由上可知,上述化合物结构正确,为式Ij所示化合物。
实施例27,制备式Il结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000171
按照实施例19的所述的类似方法,制备式Il所示的化合物,产率88%。
该化合物为白色固体:
熔点mp:248-249℃;
1H NMR(500MHz,Chloroform-d)δ7.23(d,J=7.7Hz,2H),7.14-7.02(m,4H),6.94(dd,J=7.8,1.4Hz,1H),6.90(dd,J=7.5,1.4Hz,1H),6.64(s,1H),6.38(s,1H),4.44(dd,J=13.1,5.8Hz,1H),3.89(s,3H),3.70(s,3H),3.34(t,J=11.9Hz,1H),3.24-3.13(m,1H),3.09-3.01(m,1H),2.73(dd,J=16.5,3.5Hz,1H),2.38-2.33(s,4H),2.03-1.90(m,3H);
13C NMR(126MHz,Chloroform-d)δ175.7,148.0,147.9,139.1,138.4,137.8,136.9,133.6,129.5,128.7,128.4,127.3,126.9,126.0,125.6,111.3,110.1,82.0,63.2,55.94,55.85,53.3,37.0,27.8,25.4,23.3,21.2;
HRMS(ESI)Calcd.for C29H29NO4,[M+H]+456.2169.Found:456.2173;
由上可知,上述化合物结构正确,为式Il所示化合物。
实施例28,制备式Im结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000172
按照实施例19的所述的类似方法,制备式Im所示的化合物,产率92%。
该化合物为白色固体:
熔点mp:257-258℃;
1H NMR(500MHz,Chloroform-d)δ7.49(s,1H),7.39(dd,J=8.0,1.8Hz,1H),7.26-7.18(m,1H),7.16-7.04(m,3H),6.99(dd,J=7.8,1.4Hz,1H),6.90(dd,J=7.5,1.5Hz,1H),6.65(s,1H),6.36(s,1H),4.48(dd,J=13.1,6.0Hz,1H),3.89(s,3H),3.69(s,3H),3.42-3.36(m,1H),3.17-3.10(m,1H),3.04-2.96(m,1H),2.75(dd,J=16.1,3.9Hz,1H),2.50-2.39(m,1H),2.07-1.89(m,3H),1.63(br,1H);
13C NMR(126MHz,Chloroform-d)δ175.0,148.0,147.9,142.2,138.8,137.8,133.1,131.2,130.3,129.4,129.2,128.4,127.6,126.3,125.7,125.5,122.3,111.4,110.3,81.4,63.1,56.0,55.9,53.6,37.5,28.0,25.1,22.3;
HRMS(ESI)Calcd.for C28H26NO4Br,[M+H]+520.1118,522.1098.Found:520.1118,522.1099;
由上可知,上述化合物结构正确,为式Im所示化合物。
实施例29,制备式Io结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000181
按照实施例19的所述的类似方法,制备式Io所示的化合物,产率99%。
该化合物为白色固体:
熔点mp:>300℃;
1H NMR(500MHz,DMSO-d6)δ10.72(s,1H),7.49(d,J=7.7Hz,1H),7.29-7.19(m,6H),7.14-7.04(m,4H),7.01(t,J=7.4Hz,1H),6.91(d,J=7.4Hz,1H),6.03(s,1H),4.47(dd,J=13.1,5.7Hz,1H),3.51-3.45(m,1H),2.99-2.87(m,3H),2.35-2.30(m,1H),2.08-2.00(m,1H),1.80-1.75(m,1H),1.70-1.63(m,1H);
13C NMR(126MHz,DMSO-d6)δ175.1,140.9,137.95,137.89,137.0,136.3,128.8,128.5,127.5,127.4,126.8,126.1,125.9,121.2,118.6,118.1,111.2,105.7,80.9,60.1,51.4,36.3,24.8,21.5,20.1;
HRMS(ESI)Calcd.for C28H24N2O2,[M+H]+421.1911.Found:421.1908;
由上可知,上述化合物结构正确,为式Io所示化合物。
实施例30,制备式Ip结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000182
按照实施例19的所述的类似方法,制备式Ip所示的化合物,产率96%。
该化合物为白色固体:
熔点mp:241-242℃;
1H NMR(500MHz,Chloroform-d)δ7.54(d,J=7.4Hz,2H),7.41-7.32(m,3H),7.15(t,J=7.5Hz,1H),7.10-6.93(m,2H),6.72(d,J=7.8Hz,1H),6.35(d,J=8.9Hz,2H),4.07(dd,J=13.1,6.4Hz,1H),3.83(s,3H),3.56(s,3H),3.35(d,J=7.3Hz,1H),3.30-3.17(m,1H),2.96(dt,J=13.2,6.6Hz,1H),2.68-2.59(m,1H),2.52(t,J=14.5Hz,1H),2.30(d,J=15.1Hz,1H),1.73-1.66(m,1H),1.48(d,J=13.8Hz,1H);
13C NMR(126MHz,Chloroform-d)δ175.3,159.5,157.2,140.6,139.8,138.8,136.6,128.2,128.14,128.08,128.0,127.5,127.2,125.4,122.0,104.8,98.1,82.6,63.5,55.30,55.26,51.3,35.7,27.8,26.8,26.6;
HRMS(ESI)Calcd.for C28H27NO4,[M+H]+442.2013.Found:442.2013;
由上可知,上述化合物结构正确,为式Ip所示化合物。
实施例31,制备式Iq结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000191
按照实施例19的所述的类似方法,制备式Iq所示的化合物,产率38%。
该化合物为白色固体:
熔点mp:280-281℃;
1H NMR(500MHz,Chloroform-d)δ7.30(d,J=7.4Hz,2H),7.25-7.16(m,3H),7.13-7.01(m,3H),6.83(dd,J=6.4,2.4Hz,1H),6.62(s,1H),6.36(s,1H),5.89(s,2H),4.56-4.44(m,1H),3.40(td,J=12.7,4.0Hz,1H),3.16-3.04(m,2H),2.95(dd,J=6.5,2.4Hz,1H),2.73(dd,J=16.2,3.8Hz,1H),2.38-2.32(m,1H),2.06-1.89(m,2H),1.86-1.79(m,1H);
13C NMR(126MHz,Chloroform-d)δ175.7,146.6,146.5,139.7,139.0,137.9,134.7,129.2,128.5,128.1,128.0,127.3,127.0,126.6,126.0,108.6,107.4,101.1,81.8,63.2,53.6,37.3,28.6,25.0,21.9;
HRMS(ESI)Calcd.for C27H23NO4,[M+H]+426.1700.Found:426.1697;
由上可知,上述化合物结构正确,为式Iq所示化合物。
实施例32,制备式Ir结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000192
按照实施例19的所述的类似方法,制备式Ir所示的化合物,产率77%。
该化合物为白色固体:
熔点mp:243-245℃;
1H NMR(400MHz,Chloroform-d)δ7.53(d,J=7.2Hz,2H),7.42-7.31(m,3H),7.15(td,J=7.3,1.3Hz,1H),7.05(ddd,J=11.2,6.9,2.0Hz,2H),6.79(dd,J=7.8,1.3Hz,1H),6.47(s,1H),4.19-4.09(m,1H),3.88(s,3H),3.83(s,3H),3.35(dd,J=7.3,3.0Hz,1H),3.25(s,3H),3.22-3.04(m,2H),2.78(s,1H),2.67-2.58(m,1H),2.48(ddd,J=15.8,12.4,3.5Hz,1H),2.34(dt,J=15.4,4.2Hz,1H),1.82-1.68(m,1H),1.58-1.51(M,1H);
13C NMR(101MHz,Chloroform-d)δ175.5,152.9,150.6,141.0,140.5,139.6,139.1,129.8,129.0,128.4,128.2,128.1,127.8,127.7,127.5,125.4,107.0,82.6,63.4,60.7,59.4,55.9,52.2,35.8,27.4,26.9,26.4;
HRMS(ESI)Calcd.for C29H29NO5,[M+H]+472.2118.Found:472.2123;
由上可知,上述化合物结构正确,为式Ir所示化合物。
实施例33,制备式IIa结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000201
在反应管中加入p-TSA(0.02mmol)和式IIIa结构所示的化合物烯酰胺(0.2mmol),置换为惰性气体保护后,加入干燥的二氯甲烷,置于室温搅拌反应0.5h,直至原料消失,加入碳酸氢钠水溶液(5%,10mL)淬灭反应,二氯甲烷萃取(3×10mL),合并有机相,用饱和食盐水洗涤,无水硫酸钠干燥。浓缩硅胶柱层析分离,用PE:EA=4:1的洗脱剂淋洗,得到式IIa结构所示的化合物,产率99%。
该产物为白色固体;
熔点mp:182-183℃;
1H NMR(500MHz,Chloroform-d)δ7.47-7.41(m,3H),7.39(m,2H),7.34-7.29(m,1H),7.22-7.14(m,3H),6.67(s,1H),6.63(s,1H),4.76(ddd,J=13.3,5.9,1.9Hz,1H),3.84(s,3H),3.77(ddd,J=13.3,11.5,3.6Hz,1H),3.71(s,3H),3.40-3.26(m,2H),3.20-3.06(m,2H),3.06-2.97(m,1H),2.75(ddd,J=15.9,3.7,2.0Hz,1H);
13C NMR(126MHz,Chloroform-d)δ173.3,159.1,148.1,147.5,141.7,134.9,131.1,130.5,130.0,129.4,128.7,128.3,128.0,127.74,127.71,127.3,127.0,112.0,111.8,67.9,56.2,55.9,40.4,32.1,29.6,23.0;
HRMS(ESI)Calcd.for C28H25NO3Na,[M+Na]+424.1907.Found:424.1900;
由上可知,上述化合物结构正确,为式IIa所示化合物。
实施例34,制备式IIb结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000211
按照实施例33的所述的类似方法,制备式IIb所示的化合物,产率98%。
该化合物为白色固体:
熔点mp:195-196℃;
1H NMR(500MHz,Chloroform-d)δ7.44-7.38(m,4H),7.34-7.31(m,1H),7.11(d,J=8.5Hz,1H),6.94(d,J=2.6Hz,1H),6.80(dd,J=8.5,2.7Hz,1H),6.66(s,2H),4.78(ddd,J=13.4,5.8,1.9Hz,1H),3.86(s,3H),3.77-3.70(m,7H),3.33(ddd,J=13.4,7.1,2.0Hz,1H),3.25(ddd,J=16.0,7.1,1.9Hz,1H),3.16-3.09(m,1H),3.06-2.98(m,2H),2.74(ddd,J=15.8,3.6,1.9Hz,1H);
13C NMR(126MHz,Chloroform-d)δ173.4,159.2,158.4,148.1,147.5,142.7,131.1,130.4,129.8,129.6,129.4,128.3,128.0,127.2,127.1,113.7,113.0,111.9,111.8,67.9,56.2,55.9,55.3,40.5,31.2,29.6,23.0;
HRMS(ESI)Calcd.for C29H27NO4,[M+H]+454.2013.Found:454.1997;
由上可知,上述化合物结构正确,为式IIb所示化合物。
实施例35,制备式IIc结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000212
按照实施例33的所述的类似方法,制备式IIc所示的化合物,产率97%。
该化合物为白色固体:
熔点mp:240-240℃;
1H NMR(500MHz,Chloroform-d)δ7.55(d,J=2.1Hz,1H),7.43-7.38(m,4H),7.35-7.31(m,2H),7.07(d,J=8.3Hz,1H),6.68(s,1H),6.59(s,1H),4.78(ddd,J=13.4,5.8,1.9Hz,1H),3.86(s,3H),3.75-3.68(m,4H),3.35(ddd,J=13.6,7.3,1.9Hz,1H),3.26(ddd,J=16.7,7.4,2.0Hz,1H),3.16-3.10(m,1H),3.05-2.96(m,2H),2.75(ddd,J=16.0,3.6,1.9Hz,1H);
13C NMR(126MHz,Chloroform-d)δ173.3,158.2,148.3,147.6,143.7,133.9,130.9,130.8,130.5,130.3,129.4,129.1,128.4,128.2,127.4,120.6,111.9,111.8,67.4,56.3,55.9,40.6,31.4,29.5,22.5;
HRMS(ESI)Calcd.for C28H24NO3Br,[M+H]+502.1012,504.0992.Found:502.0998,504.0978;
由上可知,上述化合物结构正确,为式IIc所示化合物。
实施例36,制备式IId结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000221
按照实施例33的所述的类似方法,制备式IId所示的化合物,产率97%。
该化合物为白色固体:
熔点mp:215-216℃;
1H NMR(500MHz,Chloroform-d)δ7.43-7.38(m,5H),7.35-7.32(m,1H),7.19(dd,J=8.3,2.1Hz,1H),7.13(d,J=8.4Hz,1H),6.68(s,1H),6.59(s,1H),4.78(ddd,J=13.4,5.8,1.9Hz,1H),3.87(s,3H),3.73-3.68(m,4H),3.38-3.33(m,1H),3.30-3.25(m,1H),3.16-3.10(m,1H),3.07-2.97(m,2H),2.77-2.73(m,1H);
13C NMR(126MHz,Chloroform-d)δ173.3,158.3,148.3,147.6,143.4,133.4,132.6,130.8,130.0,129.4,129.1,128.4,128.2,128.0,127.6,127.4,111.9,111.8,67.5,56.3,55.9,40.5,31.4,29.5,22.6;
HRMS(ESI)Calcd.for C28H24NO3Cl,[M+H]+458.1517.Found:458.1510;
由上可知,上述化合物结构正确,为式IId所示化合物。
实施例37,制备式IIe结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000222
按照实施例33的所述的类似方法,制备式IIe所示的化合物,产率99%。
该化合物为白色固体:
熔点mp:210-211℃;
1H NMR(500MHz,Chloroform-d)δ7.44-7.38(m,4H),7.34-7.31(m,1H),7.23(s,1H),7.08(d,J=7.9Hz,1H),7.04-7.02(m,1H),6.68(s,1H),6.65(s,1H),4.79(ddd,J=13.3,5.7,1.7Hz,1H),3.86(s,3H),3.84-3.75(m,1H),3.73(s,3H),3.36-3.32(m,1H),3.30-3.25(m,1H),3.16-2.98(m,3H),2.75(ddd,J=15.8,3.5,1.8Hz,1H),2.27(s,3H);
13C NMR(126MHz,Chloroform-d)δ173.4,159.3,148.0,147.5,141.5,136.6,131.8,131.1,130.4,130.0,129.4,128.8,128.6,128.3,128.0,127.9,127.3,112.0,111.7,67.9,56.2,55.9,40.6,31.6,29.7,22.8,21.3;
HRMS(ESI)Calcd.for C29H27NO3,[M+H]+438.2064.Found:438.2058;
由上可知,上述化合物结构正确,为式IIe所示化合物。
实施例38,制备式IIf结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000231
按照实施例33的所述的类似方法,制备式IIf所示的化合物,产率97%。
该化合物为白色固体:
熔点mp:223-224℃;
1H NMR(500MHz,Chloroform-d)δ7.43-7.37(m,4H),7.34-7.30(m,1H),7.17(t,J=8.1Hz,1H),7.06(d,J=8.0Hz,1H),6.76(d,J=8.0Hz,1H),6.66(d,J=2.5Hz,2H),4.79(ddd,J=13.4,5.8,1.6Hz,1H),3.86(s,3H),3.84(s,3H),3.77-3.71(m,4H),3.39-3.32(m,2H),3.10-3.06(m,1H),3.04-2.96(m,1H),2.93-2.85(m,1H),2.73-2.69(m,1H);
13C NMR(126MHz,Chloroform-d)δ173.5,159.3,157.0,148.1,147.5,143.1,131.1,130.1,129.7,129.4,128.3,127.9,127.6,127.4,124.3,119.3,111.9,111.7,108.4,67.6,56.3,55.9,55.4,40.6,29.8,26.1,21.8;
HRMS(ESI)Calcd.for C29H27NO4,[M+H]+454.2013.Found:454.2009;
由上可知,上述化合物结构正确,为式IIf所示化合物。
实施例39,制备式IIg结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000232
按照实施例33的所述的类似方法,制备式IIg所示的化合物,产率98%。
该化合物为白色固体:
熔点mp:203-204℃;
1H NMR(500MHz,Chloroform-d)δ7.44-7.38(m,4H),7.35-7.31(m,2H),6.75(dd,J=8.8,2.8Hz,1H),6.68(d,J=2.7Hz,1H),6.66(s,1H),6.63(s,1H),4.75(ddd,J=13.4,5.8,1.8Hz,1H),3.86(s,3H),3.78(s,3H),3.75-3.69(m,4H),3.37-3.32(m,1H),3.27-3.22(m,1H),3.16-2.98(m,3H),2.72(ddd,J=15.9,3.6,1.8Hz,1H);
13C NMR(126MHz,Chloroform-d)δ173.2,159.2,158.7,148.0,147.5,136.4,134.2,131.1,130.5,130.3,129.4,129.0,128.3,128.0,127.2,113.5,112.8,112.0,111.7,67.6,56.2,55.9,55.3,40.2,32.4,29.6,23.0;
HRMS(ESI)Calcd.for C29H27NO4,[M+H]+454.2013.Found:454.2009;
由上可知,上述化合物结构正确,为式IIg所示化合物。
实施例40,制备式IIi结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000241
按照实施例33的所述的类似方法,制备式IIi所示的化合物,产率99%。
该化合物为白色固体:
熔点mp:195-196℃;
1H NMR(500MHz,Chloroform-d)δ7.50-7.47(m,2H),7.42-7.39(m,2H),7.35-7.32(m,1H),7.24-7.21(m,1H),7.14-7.11(m,2H),6.93(dd,J=7.8,1.4Hz,1H),6.77(s,1H),6.68(s,1H),4.36-4.31(m,1H),3.89(s,3H),3.75(s,3H),3.41-3.36(m,1H),3.26-3.15(m,2H),2.96-2.84(m,2H),2.71-2.63(m,1H),2.48(dt,J=14.0,3.6Hz,1H),1.85-1.79(m,2H);
13C NMR(126MHz,Chloroform-d)δ172.0,161.1,148.3,147.4,140.2,138.0,132.6,132.2,131.8,130.6,128.7,128.6,128.5,128.0,127.2,126.6,111.8,110.4,73.3,56.1,55.8,35.8,31.5,28.4,25.1,24.12;
HRMS(ESI)Calcd.for C29H27NO3,[M+H]+438.2064.Found:438.2068;
由上可知,上述化合物结构正确,为式IIi所示化合物。
实施例41,制备式IIj结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000242
按照实施例33的所述的类似方法,制备式IIj所示的化合物,产率96%。
该化合物为白色固体:
熔点mp:226-227℃;
1H NMR(500MHz,Chloroform-d)δ7.53(d,J=8.3Hz,2H),7.46-7.40(m,1H),7.32(d,J=8.4Hz,2H),7.24-7.15(m,3H),6.66(s,1H),6.61(s,1H),4.75(ddd,J=13.4,5.8,1.9Hz,1H),3.85(s,3H),3.76(ddd,J=13.2,11.4,3.7Hz,1H),3.71(s,3H),3.36-3.26(m,2H),3.19-3.06(m,2H),3.05-2.97(m,1H),2.75(ddd,J=15.8,3.6,1.9Hz,1H);
13C NMR(126MHz,Chloroform-d)δ172.9,159.6,148.3,147.6,141.6,134.8,131.7,131.1,130.1,129.8,129.6,128.8,127.9,127.8,127.3,127.2,122.4,112.0,111.9,77.4,68.1,56.3,56.0,40.5,32.1,29.7,23.1;
HRMS(ESI)Calcd.for C28H24NO3Br,[M+H]+502.1012,504.0992.Found:502.1004,504.0984;
由上可知,上述化合物结构正确,为式IIj所示化合物。
实施例42,制备式IIk结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000251
按照实施例33的所述的类似方法,制备式IIb所示的化合物,产率99%。
该化合物为白色固体:
熔点mp:200-201℃;
1H NMR(500MHz,Chloroform-d)δ7.44-7.42(m,1H),7.41-7.38(m,2H),7.23-7.16(m,3H),6.95-6.92(m,2H),6.66(s,1H),6.63(s,1H),4.75(ddd,J=13.3,5.9,2.1Hz,1H),3.85(s,3H),3.82(s,3H),3.79-3.72(m,4H),3.39-3.27(m,2H),3.17-3.06(m,2H),3.04-2.98(m,1H),2.77-2.72(m,1H);
13C NMR(126MHz,Chloroform-d)δ173.6,159.4,157.6,148.0,147.5,141.7,135.0,130.7,130.2,130.0,128.7,127.7,127.6,127.0,123.5,113.9,112.0,111.7,67.8,56.2,55.9,55.3,40.4,32.0,29.6,23.0;
HRMS(ESI)Calcd.for C29H27NO4,[M+H]+454.2013.Found:454.2009;
由上可知,上述化合物结构正确,为式IIk所示化合物。
实施例43,制备式IIl结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000252
按照实施例33的所述的类似方法,制备式IIl所示的化合物,产率98%。
该化合物为白色固体:
熔点mp:198-198℃;
1H NMR(500MHz,Chloroform-d)δ7.47-7.40(m,1H),7.36-7.32(m,2H),7.24-7.15(m,5H),6.66(s,1H),6.62(s,1H),4.76(ddd,J=13.2,5.9,2.0Hz,1H),3.85(s,3H),3.81-3.73(m,1H),3.71(s,3H),3.38-3.33(m,1H),3.33-3.26(m,1H),3.17-3.06(m,2H),3.06-2.98(m,1H),2.78-2.70(m,1H),2.36(s,3H);
13C NMR(126MHz,Chloroform-d)δ173.6,158.5,158.4,148.2,147.6,141.9,138.0,135.1,130.6,130.2,129.4,129.2,128.8,128.2,127.9,127.8,127.4,127.1,112.1,111.9,67.9,56.3,56.0,40.5,32.1,29.7,23.1,21.5;
HRMS(ESI)Calcd.for C29H27NO3,[M+H]+438.2064.Found:438.2052;
由上可知,上述化合物结构正确,为式IIl所示化合物。
实施例44,制备式IIm结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000261
按照实施例33的所述的类似方法,制备式IIm所示的化合物,产率97%。
该化合物为白色固体:
熔点mp:184-185℃;
1H NMR(500MHz,Chloroform-d)δ7.57(t,J=1.8Hz,1H),7.49-7.41(m,2H),7.41-7.35(m,1H),7.28(d,J=7.9Hz,1H),7.25-7.15(m,3H),6.67(s,1H),6.61(s,1H),4.75(ddd,J=13.3,5.8,2.0Hz,1H),3.86(s,3H),3.77(ddd,J=13.2,11.5,3.7Hz,1H),3.72(s,3H),3.39-3.28(m,2H),3.22-3.06(m,2H),3.01(ddd,J=16.6,11.4,5.8Hz,1H),2.75(ddd,J=15.9,3.7,2.0Hz,1H);
13C NMR(126MHz,Chloroform-d)δ172.8,160.3,148.3,147.7,141.6,134.8,133.3,132.3,131.2,130.1,129.8,129.4,128.8,128.2,127.9,127.8,127.4,127.2,122.5,112.0,111.9,68.1,56.3,56.0,40.5,32.2,29.7,23.2;
HRMS(ESI)Calcd.for C28H24NO3Br,[M+H]+502.1012,504.0992.Found:502.1000,504.0980;
由上可知,上述化合物结构正确,为式IIm所示化合物。
实施例45,制备式IIn结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000262
按照实施例33的所述的类似方法,制备式IIn所示的化合物,产率96%。
该化合物为白色固体:
熔点mp:172-173℃;
1H NMR(500MHz,Chloroform-d)δ7.35(d,J=7.7Hz,1H),7.21-7.13(m,3H),6.64(s,1H),6.58(s,1H),4.57(ddd,J=13.0,5.6,3.4Hz,1H),3.84(s,3H),3.70(s,3H),3.67-3.62(m,1H),3.53-3.49(m,1H),3.35-3.29(m,1H),3.14-3.06(m,2H),2.92-2.86(m,1H),2.77-2.73(m,1H),1.36(s,9H);
13C NMR(126MHz,Chloroform-d)δ174.5,155.0,148.0,147.1,142.3,136.3,135.1,130.4,128.3,128.1,127.4,127.2,126.8,112.5,111.6,68.2,56.3,55.8,40.9,34.2,32.4,29.8,29.7,23.3;
HRMS(ESI)Calcd.for C26H29NO3,[M+H]+404.2220.Found:404.2213;
由上可知,上述化合物结构正确,为式IIn所示化合物。
实施例46,制备式IIp结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000271
按照实施例33的所述的类似方法,制备式IIp所示的化合物,产率99%。
该化合物为白色固体:
熔点mp:212-213℃;
1H NMR(500MHz,Chloroform-d)δ7.45-7.37(m,5H),7.34-7.30(m,1H),7.18-7.09(m,3H),6.37(d,J=2.5Hz,1H),6.29(d,J=2.5Hz,1H),4.66-4.62(m,1H),3.78(s,3H),3.70-3.64(m,1H),3.49-3.43(m,1H),3.28(s,3H),3.21-3.16(m,1H),3.14-3.07(m,2H),2.99-2.93(m,1H),2.76-2.72(m,1H);
13C NMR(126MHz,Chloroform-d)δ172.5,162.3,159.4,159.2,141.6,138.2,136.8,131.7,131.4,129.6,128.3,128.2,127.8,126.9,126.8,125.7,120.4,106.4,99.6,67.5,55.5,55.3,38.6,33.6,31.1,24.8;
HRMS(ESI)Calcd.for C28H25NO3,[M+H]+424.1907.Found:424.1906;
由上可知,上述化合物结构正确,为式IIp所示化合物。
实施例47,制备式IIq结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000272
按照实施例33的所述的类似方法,制备式IIq所示的化合物,产率95%。
该化合物为白色固体:
熔点mp:196-197℃;
H NMR(500MHz,Chloroform-d)δ7.45-7.39(m,5H),7.35-7.31(m,1H),7.24-7.17(m,3H),6.65(s,1H),6.61(s,1H),5.90-5.89(m,2H),4.75-4.70(m,1H),3.78-3.72(m,1H),3.36-3.25(m,2H),3.16-3.00(m,2H),2.99-2.95(m,1H),2.74(dt,J=15.8,2.9Hz,1H);
13C NMR(126MHz,Chloroform-d)δ173.3,159.0,146.5,146.4,141.7,135.1,131.1,131.0,130.7,129.4,128.8,128.4,128.0,127.7,127.6,127.0,109.0,108.5,101.2,68.1,40.4,32.0,30.2,22.7;
HRMS(ESI)Calcd.for C27H21NO3,[M+H]+408.1594.Found:408.1591;
由上可知,上述化合物结构正确,为式IIq所示化合物。
实施例48,制备式IIr结构式所示的氮杂稠合五环化合物
该反应式如下:
Figure BDA0002783722900000281
按照实施例33的所述的类似方法,制备式IIr所示的化合物,产率99%。
该化合物为白色固体:
熔点mp:193-194℃;
1H NMR(500MHz,Chloroform-d)δ7.48(dd,J=7.7,1.5Hz,1H),7.46-7.42(m,2H),7.41-7.37(m,2H),7.34-7.30(m,1H),7.22-7.12(m,3H),6.50(s,1H),4.67(ddd,J=13.4,5.9,1.4Hz,1H),3.85(s,3H),3.82(s,3H),3.71-3.65(m,1H),3.63-3.57(m,1H),3.19-3.11(m,2H),3.11-2.93(m,2H),2.77(s,3H),2.70(ddd,J=15.9,3.4,1.4Hz,1H);
13C NMR(126MHz,Chloroform-d)δ171.6,161.3,152.0,151.6,140.9,140.3,135.8,130.4,130.3,128.5,127.8,127.2,126.8,126.2,126.1,124.8,123.2,106.966.5,59.5,57.7,54.8,38.0,32.6,29.8,23.1;
HRMS(ESI)Calcd.for C29H27NO4,[M+H]+454.2013.Found:454.2015;
由上可知,上述化合物结构正确,为式IIr所示化合物。
上面对本发明的实施例进行了描述,但是本发明并不局限于上述的具体实施方式,上述的具体实施方式仅仅是示意性的,而不是限制性的,本领域的普通技术人员在本发明的启示下,在不脱离本发明宗旨和发明要求保护的范围的情况下,还可做出很多形式,均属于本发明的保护之内。

Claims (8)

1.式I和式II所示的氮杂稠合五环化合物,
Figure FDA0002783722890000011
所述式I结构通式中,
n为碳原子个数,等于:0,1,或2其中任意一个;
R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,
并且所述含有取代基的苯基中,取代基选自溴、甲基、甲氧基中的至少一种;
R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;
Ar选自下述基团中的任意一种:苯基、吲哚基和含有取代基的苯基,
并且所述含有取代基的苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种;
所述式II结构通式中,
n为碳原子个数,等于:0,1,或2其中任意一个;
R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,
并且所述含有取代基的苯基中,取代基选自溴、甲基、甲氧基中的至少一种;
R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;
Ar选自下述基团中的任意一种:苯基、吲哚基和含有取代基的苯基,
并且所述含有取代基苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种。
2.一种制备权利要求1所述氮杂稠合五环化合物的方法,其特征在于步骤包括:(1)在Lewis酸的催化条件下,式III结构通式所示化合物发生分子内的亲核串联反应,反应完毕得到所述式I所示氮杂稠合五环化合物;(2)在
Figure FDA0002783722890000012
酸的催化条件下,式III结构通式所示化合物发生分子内的亲核串联反应,反应完毕得到所述式II所示氮杂稠合五环化合物;
Figure FDA0002783722890000013
所述式III结构通式中,
n为碳原子个数,等于:0,1,或2其中任意一个;
R1选自下述基团中的任意一种:苯基、叔丁基和含有取代基的苯基,
并且所述含有取代基的苯基中,取代基选自溴、甲基、甲氧基中的至少一种;
R2选自下述基团中的任意一种:氢原子、氯、溴、甲基、甲氧基;
Ar选自下述基团中的任意一种:苯基,吲哚基和含有取代基的苯基,
并且所述含有取代基的苯基中,取代基选自3,4-二甲氧基、3,5-二甲氧基、3,4,5-三甲氧基、3,4-亚甲基二氧基中的至少一种。
3.根据权利要求2所述的方法,其特征在于:所述Lewis酸催化剂为In(OTf)3,所述
Figure FDA0002783722890000021
酸催化剂为p-TSA。
4.根据权利要求2或3所述的方法,其特征在于:Lewis酸催化剂的用量为所述式III结构通式所示化合物的摩尔用量的20%。
5.根据权利要求2或3所述的方法,其特征在于:
Figure FDA0002783722890000022
酸催化剂的用量为所述式III结构通式所示化合物的摩尔用量的20%。
6.根据权利要求2或3所述的方法,其特征在于:所述分子内的亲核串联反应步骤中,温度为0至50℃;时间为0.5-24小时。
7.根据权利要求6所述的方法,其特征在于:所述分子内的亲核串联反应步骤中,温度为25℃;时间为0.5小时。
8.根据权利要求2或3所述的方法,其特征在于:所述分子内的亲核串联反应是在溶剂中进行的;
所述溶剂选自二氯甲烷、乙腈、1,2-二氯乙烷、乙酸乙酯、甲苯、二甲苯、四氢呋喃、六氟异丙醇、N,N-二甲基甲酰胺和水中的至少一种。
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