具体实施方式
下面通过实施例的方式进一步说明本发明,但并不因此将本发明限制在所述的实施例范围之中。下列实施例中未注明具体条件的实验方法,按照常规方法和条件,或按照商品说明书选择。
下列实施例中未注明具体条件的实验方法,按照常规方法和条件,或按照商品说明书选择。原料可以从商业途径获得,或者通过本领域已知的方法制备,或根据本文所述方法制备,其中,HKAs参考Huang,Z.-T.;Wang,M.-X.,Synthesis 1992,12,1273-1276和Li,Z.-J.;Smith,C.D.,Synthetic Communications 2001,31,527-533合成;DDs参考Sommer,S.,Tetrahedron Letters 1977,18,117-120和Attanasi,O.A.;Filippone,P.;Mei,A.;Santeusanio,S.Synthesis 1984,10,874–876合成,DDs为E/Z异构体的混合物。化合物的结构通过核磁共振(1H NMR或13C NMR)和质谱(MS)来确定,其中NMR测定使用Bruker DRX500型核磁共振仪,化学位移(δ)以ppm表示,J值以Hz表示,测定溶剂为氘代二甲亚砜(DMSO-D6)或氘代氯仿(CDCl3),TMS为内标。熔点是在SGWX-4A熔点仪器上测定的,未经校正。在AgllentLC/Msd TOF仪器上进行HRM。X射线衍射测量是在配备有石墨单色器和Cu-Kα精密密封管的Bruker SMART APEX-II CCD区域检测器系统上在296K进行的。
实施例1:
化合物II-1的制备
参考Huang,Z.-T.;Wang,M.-X.,Synthesis 1992,12,1273-1276和Li,Z.-J.;Smith,C.D.,Synthetic Communications 2001,31,527-533制备,其具体合成路线如下所示:
冰浴下将苯乙酮(10.0mmol)溶于THF(50ml)中,加入NaH(20.0mmol)后搅拌半小时,将CS2(10.0mmol)滴加到上述反应液中,保持冰浴继续搅两小时,最后将MeI(20.0mmol)滴入反应液中,保持冰浴半小时后温度慢慢升为室温,搅拌过夜。将反应液减压蒸发至干并用EtOAc(100mL)稀释。将有机相依次用水(50mL)和饱和食盐水(50mL)洗涤,用Na2SO4干燥,将溶液减压蒸发至干,直接用于下步反应。
将上步反应粗品溶于乙醇(10ml),加入1,3-丙二胺(15.0mmol)后升温至100℃,反应四小时后冷却至0℃,固体析出,抽滤后干燥得到黄色固体II-1,产率:90%。
化合物III-1的制备
参考Sommer,S.,Tetrahedron Letters 1977,18,117-120和Attanasi,O.A.;Filippone,P.;Mei,A.;Santeusanio,S.Synthesis 1984,10,874–876制备,其具体合成路线如下所示:
冰浴下将磺酰氯(10.0mmol)滴加至乙酰乙酸乙酯(10.0mmol)搅拌半小时后,将反应液减压蒸发至干,得到粗品直接用于下步反应。
将氨基脲盐酸盐(10.0mmol)和乙酸钠(10.0mmol)溶解于甲醇(50ml)中,搅拌半小时,将上步反应得到的粗品加入上述反应液中,搅拌过夜,将反应液减压蒸发至干并用DCM(100mL)稀释,用饱和碳酸钠溶液(50ml)X2洗涤,得到红色有机相,将有机相减压蒸发至干,得到红色固体III-1,产率:80%。
化合物IV-1的制备
在CH3CN(25ml)中加入式II-1所示的HKAs(1.0mmol)和式III-1所示的DDs(1.0mmol),在室温下搅拌,TLC(使用硅胶GF254的薄层色谱)跟踪反应,直至完全消耗HKAs和DDs,将溶液在旋转蒸发器上减压蒸发至干,残余物通过硅胶(40-63μm)快速柱色谱用洗脱液(石油醚:乙酸乙酯=1:1,v/v)纯化,得黄色固体IV-1,熔点:155.2-155.7℃,产率:70%,
1H NMR(500MHz,DMSO-d6)δ9.74(s,1H),7.92–7.86(m,2H),7.67(ddt,J=8.6,7.2,1.3Hz,1H),7.55–7.49(m,2H),3.63–3.53(m,4H),2.15(s,3H),1.85–1.75(m,2H);13C NMR(125MHz,DMSO-d6)δ192.63,166.51,156.57,151.76,138.56,137.77,135.71,134.96,129.55,129.34,46.95,37.19,20.23,14.01;HRMS(TOF ES+):C17H18N5O3[(M+H)+]的计算值为340.1404,实测值为340.1405。
实施例2:嘧啶并吡咯并哒嗪衍生物I-1的制备
在CH3CN(5ml)中加入式II-1所示的HKAs(0.2mmol)和式III-1所示的DDs(0.2mmol),在室温下搅拌,TLC(使用硅胶GF254的薄层色谱)跟踪反应,直至完全消耗HKAs和DDs,得式IV-1所示的化合物,该化合物无需分离,直接进行后续反应。
向反应物中加入CuCl2(0.02mmol)后,将所得混合物在50℃下搅拌直到式IV-1所示的化合物完全转化为产物I-1(使用硅胶GF254的薄层色谱监测)。将混合物冷却至室温并用EtOAc(25mL)稀释。将有机相用饱和NH4Cl溶液(20mL)和水(20mL)洗涤,用Na2SO4干燥,将溶液在旋转蒸发器上减压蒸发至干,残余物通过硅胶(粒径为40-63μm)快速柱色谱用洗脱液(石油醚:乙酸乙酯=5:1,v/v)纯化,得黄色固体I-1,熔点:201.2-201.7℃,产率:62%,
1H NMR(500MHz,CDCl3)δ8.09–8.00(m,2H),7.56–7.46(m,3H),3.83(t,J=5.7Hz,4H),3.13(s,3H),1.97-1.92(m,2H);13C NMR(126MHz,CDCl3)δ165.11,155.47,154.83,148.49,134.22,130.55,130.14,128.55,127.80,126.35,47.14,37.73,19.81,18.63;HRMS(TOF ES+):C16H15N4O[(M+H)+]的预测值为279.1240,实测值为279.1243。
实施例3:嘧啶并吡咯并哒嗪衍生物I-2的制备
嘧啶并吡咯并哒嗪衍生物I-2的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-2,熔点:174.6-175.3℃,产率:65%,
1H NMR(500MHz,CDCl3)δ7.96(d,J=8.2Hz,2H),7.30(d,J=7.9Hz,2H),3.83(q,J=5.6Hz,4H),3.11(s,3H),2.46–2.41(m,3H),1.97-1.92(m,2H);13C NMR(126MHz,CDCl3)δ165.21,155.47,154.52,148.65,140.37,131.38,130.48,128.60,128.33,126.31,47.15,37.73,21.52,19.81,18.60;HRMS(TOF ES+):C17H17N4O[(M+H)+]的预测值为293.1397,实测值为293.1398。
实施例4:嘧啶并吡咯并哒嗪衍生物I-3的制备
嘧啶并吡咯并哒嗪衍生物I-3的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-3,熔点:182.9-183.8℃,产率:58%,
1H NMR(500MHz,CDCl3)δ8.03(d,J=8.6Hz,2H),7.46(d,J=8.6Hz,2H),3.85-3.82(m,4H),3.12(s,3H),1.98-1.94(m,2H);13C NMR(126MHz,CDCl3)δ164.98,155.14,154.39,148.52,136.47,132.63,131.94,128.52,128.11,126.39,77.27,77.02,76.76,47.13,37.75,19.78,18.64;HRMS(TOF ES+):C16H14ClN4O[(M+H)+]的预测值为313.0851,实测值为313.0852。
实施例5:嘧啶并吡咯并哒嗪衍生物I-4的制备
嘧啶并吡咯并哒嗪衍生物I-4的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-4,熔点:175.0-176.1℃,产率:60%,
1H NMR(500MHz,CDCl3)δ8.08(t,J=1.8Hz,1H),7.95(dt,J=7.6,1.4Hz,1H),7.48(ddd,J=8.0,2.1,1.1Hz,1H),7.43(t,J=7.8Hz,1H),3.86-3.83(m,4H),3.13(s,3H),1.99-1.94(m,2H);13C NMR(126MHz,CDCl3)δ164.91,155.45,154.16,148.35,135.85,133.78,130.62,130.17,129.65,129.04,128.73,126.46,47.14,37.75,19.78,18.66;HRMS(TOF ES+):C16H14ClN4O[(M+H)+]的预测值为313.0851,实测值为313.0851。
实施例6:嘧啶并吡咯并哒嗪衍生物I-5的制备
嘧啶并吡咯并哒嗪衍生物I-5的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-5,熔点:157.1-158.0℃,产率:35%,
1H NMR(500MHz,CDCl3)δ9.43(s,1H),8.82(s,1H),8.51(d,J=7.9Hz,1H),7.55(s,1H),3.87-3.84(m,4H),3.16(s,3H),2.03–1.90(m,2H);13C NMR(126MHz,CDCl3)δ164.69,155.90,152.23,150.99,150.06,148.14,138.72,130.98,129.11,126.44,123.52,47.09,37.76,19.79,18.69;HRMS(TOF ES+):C15H14N5O[(M+H)+]的预测值为280.1193,实测值为280.1193。
实施例7:嘧啶并吡咯并哒嗪衍生物I-6的制备
嘧啶并吡咯并哒嗪衍生物I-6的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-6,熔点:201.2-201.5℃,产率:65%,
1H NMR(500MHz,CDCl3)δ8.62(s,1H),8.13(d,J=8.5Hz,1H),7.94(d,J=8.3Hz,2H),7.92–7.87(m,1H),7.58–7.48(m,2H),3.86-3.81(m,4H),3.16(s,3H),1.98-1.94(m,2H);13C NMR(126MHz,CDCl3)δ165.16,155.49,154.80,148.61,134.16,132.76,131.65,130.98,128.97,128.73,127.67,127.46,127.20,127.13,126.39,126.15,77.25,77.00,76.74,47.14,37.74,19.82,18.64;HRMS(TOF ES+):C20H17N4O[(M+H)+]的预测值为329.1397,实测值为329.1398。
实施例8:嘧啶并吡咯并哒嗪衍生物I-7的制备
嘧啶并吡咯并哒嗪衍生物I-7的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-7,熔点:195.8-199.3℃,产率:38%,
1H NMR(500MHz,CDCl3)δ8.40–8.30(m,2H),8.29–8.23(m,2H),3.87-3.82(m,4H),3.16(s,3H),2.00–1.96(m,2H);13C NMR(126MHz,CDCl3)δ164.65,156.10,153.40,148.77,148.25,140.31,131.64,129.11,126.47,122.93,47.14,37.78,19.75,18.73;HRMS(TOF ES+):C16H14N5O3[(M+H)+]的预测值为324.1091,实测值为324.1091。
实施例9:嘧啶并吡咯并哒嗪衍生物I-8的制备
嘧啶并吡咯并哒嗪衍生物I-8的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-8,熔点:187.0-187.9℃,产率:52%,
1H NMR(500MHz,CDCl3)δ8.06–8.00(m,2H),7.49–7.44(m,2H),3.85-3.82(m,4H),3.54(q,J=7.6Hz,2H),1.99-1.94(m,2H),1.48(t,J=7.6Hz,3H);13C NMR(126MHz,CDCl3)δ164.81,159.85,154.32,148.57,136.44,132.70,131.96,128.77,128.09,125.87,77.27,77.22,77.01,76.76,47.12,37.75,25.61,19.79,13.43;HRMS(TOF ES+):C17H16ClN4O[(M+H)+]的预测值为327.1007,实测值为327.1007。
实施例10:嘧啶并吡咯并哒嗪衍生物I-9的制备
嘧啶并吡咯并哒嗪衍生物I-9的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-9,熔点:175.2-176.1℃,产率:53%,
1H NMR(500MHz,CDCl3)δ8.09(t,J=1.9Hz,1H),7.95(dt,J=7.6,1.4Hz,1H),7.48(ddd,J=8.0,2.1,1.2Hz,1H),7.42(t,J=7.8Hz,1H),3.90–3.80(m,4H),3.54(q,J=7.6Hz,2H),2.04–1.91(m,2H),1.49(t,J=7.6Hz,3H);13C NMR(126MHz,CDCl3)δ164.73,160.10,154.08,148.38,135.94,133.75,130.65,130.13,129.01,128.94,128.75,125.89,77.28,77.02,76.77,47.13,37.74,25.63,19.78,13.44;HRMS(TOF ES+):C17H16ClN4O[(M+H)+]的预测值为327.1007,实测值为327.1007。
实施例11:嘧啶并吡咯并哒嗪衍生物I-10的制备
嘧啶并吡咯并哒嗪衍生物I-10的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-10,熔点:209.9-210.3℃,产率:60%,
1H NMR(500MHz,CDCl3)δ8.63(dd,J=1.8,0.8Hz,1H),8.14(dd,J=8.5,1.8Hz,1H),7.98-7.92(m,2H),7.90(dt,J=7.8,1.0Hz,1H),7.58-7.49(m,2H),3.86-3.82(m,4H),3.57(q,J=7.6Hz,2H),2.01-1.92(m,2H),1.52(t,J=7.6Hz,3H);13C NMR(126MHz,CDCl3)δ165.00,159.54,155.43,148.65,134.15,132.76,131.71,130.99,128.98,127.69,127.49,127.18,127.13,126.15,125.90,77.27,77.22,77.01,76.76,47.13,37.74,25.64,19.83,13.48;HRMS(TOF ES+):C21H19N4O[(M+H)+]的预测值为343.1553,实测值为343.1553。
实施例12:嘧啶并吡咯并哒嗪衍生物I-11的制备
嘧啶并吡咯并哒嗪衍生物I-11的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-11,熔点:183.2-183.9℃,产率:50%,
1H NMR(500MHz,CDCl3)δ8.08–8.01(m,2H),7.52-7.48(m,3H),3.84-3.82(m,4H),3.54(q,J=7.6Hz,2H),2.00–1.91(m,2H),1.49(t,J=7.5Hz,3H);13C NMR(125MHz,CDCl3)δ164.96,159.57,155.43,148.56,134.29,130.57,130.13,128.80,127.77,125.84,77.28,77.02,76.77,47.12,37.73,25.61,19.82,13.48;HRMS(TOF ES+):C17H17N4O[(M+H)+]的预测值为293.1397,实测值为293.1397。
实施例13:嘧啶并吡咯并哒嗪衍生物I-12的制备
嘧啶并吡咯并哒嗪衍生物I-12的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-12,熔点:166.5-167.2℃,产率:54%,
1H NMR(500MHz,CDCl3)δ8.07–8.02(m,2H),7.50–7.44(m,2H),3.85-3.82(m,4H),3.55–3.46(m,2H),1.99-1.90(m,4H),1.08(t,J=7.4Hz,3H);13C NMR(126MHz,CDCl3)δ164.83,158.88,154.22,148.55,136.44,132.70,131.97,128.70,128.09,126.07,77.27,77.01,76.76,47.12,37.73,33.87,22.82,19.78,13.96;HRMS(TOF ES+):C18H18ClN4O[(M+H)+]的预测值为341.1164,实测值为341.1164。
实施例14:嘧啶并吡咯并哒嗪衍生物I-13的制备
嘧啶并吡咯并哒嗪衍生物I-13的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-13,熔点:161.4-161.9℃,产率:52%,
1H NMR(500MHz,CDCl3)δ8.17–7.97(m,2H),7.52-7.48(m,3H),3.84-38.2(m,4H),3.56–3.40(m,2H),2.01–1.88(m,4H),1.08(t,J=7.4Hz,3H);13C NMR(126MHz,CDCl3)δ164.99,158.59,155.32,148.54,134.30,130.58,130.12,128.72,127.77,126.04,77.28,77.22,77.03,76.77,47.12,37.72,33.88,22.84,19.81,13.98;HRMS(TOF ES+):C18H19N4O[(M+H)+]的预测值为307.1553,实测值为307.1553。
实施例15:嘧啶并吡咯并哒嗪衍生物I-14的制备
嘧啶并吡咯并哒嗪衍生物I-14的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-14,熔点:207.9-208.6℃,产率:56%,
1H NMR(500MHz,CDCl3)δ8.64(d,J=2.0Hz,1H),8.15(dd,J=8.5,1.8Hz,1H),7.94(d,J=8.3Hz,2H),7.90(dd,J=8.0,1.5Hz,1H),7.56-7.50(m,2H),3.86-3.81(m,4H),3.56–3.49(m,2H),2.01–1.91(m,4H),1.11(t,J=7.4Hz,3H);13C NMR(126MHz,CDCl3)δ165.03,158.56,155.32,148.62,134.14,132.76,131.71,131.00,128.98,128.90,127.69,127.51,127.17,127.13,126.15,126.10,77.28,77.02,76.77,47.13,37.73,33.90,22.85,19.82,14.00;HRMS(TOF ES+):C22H21N4O[(M+H)+]的预测值为357.1710,实测值为357.1710。
实施例16:嘧啶并吡咯并哒嗪衍生物I-15的制备
嘧啶并吡咯并哒嗪衍生物I-15的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-15,熔点:158.9-159.6℃,产率:52%,
1H NMR(500MHz,CDCl3)δ8.09(t,J=1.9Hz,1H),7.96(dt,J=7.6,1.4Hz,1H),7.48(ddd,J=8.0,2.1,1.2Hz,1H),7.42(t,J=7.8Hz,1H),3.86-3.82(m,4H),3.55–3.43(m,2H),2.02–1.88(m,4H),1.08(t,J=7.4Hz,3H);13C NMR(125MHz,CDCl3)δ164.75,159.13,153.98,148.37,135.94,133.74,130.66,130.13,129.01,128.87,128.76,126.09,77.28,77.02,76.77,47.13,37.73,33.88,22.82,19.78,13.96;HRMS(TOF ES+):C18H18ClN4O[(M+H)+]的预测值为341.1164,实测值为341.1164。
实施例17:嘧啶并吡咯并哒嗪衍生物I-16的制备
嘧啶并吡咯并哒嗪衍生物I-16的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-16,熔点:151.2-151.9℃,产率:53%,
1H NMR(500MHz,CDCl3)δ8.01–7.93(m,2H),7.30(d,J=7.7Hz,2H),3.89–3.75(m,4H),3.55–3.39(m,2H),2.44(s,3H),2.00–1.84(m,4H),1.08(t,J=7.4Hz,3H);13C NMR(126MHz,CDCl3)δ165.08,158.29,155.33,148.70,140.34,131.43,130.51,128.59,128.51,126.03,77.27,77.01,76.76,47.13,37.72,33.85,22.83,21.52,19.82,13.97;HRMS(TOF ES+):C19H21N4O[(M+H)+]的预测值为321.1710,实测值为321.1710。
实施例18:嘧啶并吡咯并哒嗪衍生物I-17的制备
嘧啶并吡咯并哒嗪衍生物I-17的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-17,熔点:229.0-229.6℃,产率:42%,
1H NMR(500MHz,CDCl3)δ9.10(dd,J=3.9,1.1Hz,1H),7.54(dd,J=5.1,1.1Hz,1H),7.15(dd,J=5.1,3.8Hz,1H),4.00-3.98(m,2H),3.85-3.83(m,2H),3.54–3.39(m,2H),2.05–1.98(m,2H),1.95–1.87(m,2H),1.06(t,J=7.4Hz,3H);13C NMR(126MHz,CDCl3)δ164.91,157.88,149.87,149.09,139.47,133.79,130.83,127.88,126.30,125.99,77.26,77.01,76.75,47.08,37.72,33.65,22.65,19.66,13.93;HRMS(TOF ES+):C16H17N4OS[(M+H)+]的预测值为313.1118,实测值为313.1119。
实施例19:嘧啶并吡咯并哒嗪衍生物I-18的制备
嘧啶并吡咯并哒嗪衍生物I-18的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-18,熔点:150.4-151.2℃,产率:60%,
1H NMR(500MHz,CDCl3)δ8.12–8.02(m,2H),7.57–7.47(m,3H),3.56(s,2H),3.49(s,2H),3.14(s,3H),1.03(s,6H);13C NMR(126MHz,CDCl3)δ165.25,154.85,147.87,134.23,133.29,130.55,130.21,130.06,128.35,127.84,77.27,77.22,77.02,76.76,59.82,48.71,27.70,24.66,18.64;HRMS(TOF ES+):C18H19N4O[(M+H)+]的预测值为307.1553,实测值为307.1554。
实施例20:嘧啶并吡咯并哒嗪衍生物I-19的制备
嘧啶并吡咯并哒嗪衍生物I-19的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-19,熔点:115.5-116.1℃,产率:55%,
1H NMR(500MHz,CDCl3)δ8.11–8.05(m,2H),7.54–7.47(m,3H),3.55(s,2H),3.53–3.47(m,4H),2.04–1.90(m,2H),1.09(t,J=7.4Hz,3H),1.04(s,6H);13C NMR(126MHz,CDCl3)δ165.11,158.57,155.26,147.90,134.31,130.58,130.18,128.37,127.81,126.38,77.26,77.01,76.75,59.81,48.71,33.89,27.71,24.69,22.80,14.01;HRMS(TOF ES+):C20H23N4O[(M+H)+]的预测值为335.1866,实测值为335.1867。
实施例21:嘧啶并吡咯并哒嗪衍生物I-20的制备
嘧啶并吡咯并哒嗪衍生物I-20的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-20,熔点:137.5-138.1℃,产率:57%,
1H NMR(500MHz,CDCl3)δ8.12–8.03(m,2H),7.55–7.47(m,3H),3.57-3.52m,4H),3.49(s,2H),1.51(t,J=7.5Hz,3H),1.04(s,6H);13C NMR(126MHz,CDCl3)δ165.08,159.54,155.36,147.91,134.31,130.56,130.18,128.44,127.81,126.19,77.26,77.21,77.01,76.75,59.81,48.72,27.71,25.58,24.68,13.44;HRMS(TOF ES+):C19H21N4O[(M+H)+]的预测值为321.1710,实测值为321.1710。
实施例22:嘧啶并吡咯并哒嗪衍生物I-21的制备
嘧啶并吡咯并哒嗪衍生物I-21的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-21,熔点:189.7-190.2℃,产率:58%,
Mp 189.7-190.2℃;1H NMR(500MHz,CDCl3)δ8.02–7.96(m,2H),7.31(d,J=7.8Hz,2H),3.56(s,2H),3.49(s,2H),3.12(s,3H),2.44(s,3H),1.03(s,6H);13C NMR(125MHz,CDCl3)δ165.34,155.42,154.53,148.03,140.44,131.41,130.46,128.65,127.97,126.69,77.28,77.03,76.77,59.82,48.71,27.69,24.66,21.54,18.62;HRMS(TOF ES+):C19H21N4O[(M+H)+]的预测值为321.1710,实测值为321.1711。
实施例23:嘧啶并吡咯并哒嗪衍生物I-22的制备
嘧啶并吡咯并哒嗪衍生物I-22的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-22,熔点:158.6-159.3℃,产率:52%,
1H NMR(500MHz,CDCl3)δ8.03–7.97(m,2H),7.33–7.28(m,2H),3.60–3.50(m,4H),3.48(s,2H),2.44(s,3H),1.49(t,J=7.6Hz,3H),1.03(s,6H);13C NMR(125MHz,CDCl3)δ165.16,159.22,155.35,148.07,140.40,131.47,130.49,128.62,128.21,126.15,77.30,77.04,76.79,59.81,48.70,27.69,25.55,24.68,21.54,13.43;HRMS(TOF ES+):C20H23N4O[(M+H)+]的预测值为335.1866,实测值为335.1865。
实施例24:嘧啶并吡咯并哒嗪衍生物I-23的制备
嘧啶并吡咯并哒嗪衍生物I-23的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-23,熔点:133.5-134.1℃,产率:53%,
1H NMR(500MHz,CDCl3)δ8.05–7.97(m,2H),7.31(d,J=7.9Hz,2H),3.56(s,2H),3.52–3.46(m,4H),2.44(s,3H),1.99-1.91(m,2H),1.09(t,J=7.4Hz,3H),1.04(s,6H);13CNMR(126MHz,CDCl3)δ165.20,158.27,155.26,148.06,140.40,131.47,130.49,128.63,128.14,126.34,77.27,77.02,76.76,59.81,48.70,33.86,27.69,24.68,22.79,21.54,14.01;HRMS(TOF ES+):C21H25N4O[(M+H)+]的预测值为349.2023,预测值为349.2024。
实施例25:嘧啶并吡咯并哒嗪衍生物I-24的制备
嘧啶并吡咯并哒嗪衍生物I-24的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-24,熔点:176.5-177.3℃,产率:52%,
1H NMR(500MHz,CDCl3)δ8.09–8.04(m,2H),7.50–7.45(m,2H),3.56(s,2H),3.49(s,2H),3.13(s,3H),1.04(s,6H);13C NMR(125MHz,CDCl3)δ165.11,155.15,154.34,147.91,136.52,132.64,131.93,128.15,128.13,126.75,77.26,77.01,76.76,59.81,48.72,27.70,24.64,18.66;HRMS(TOF ES+):C18H18ClN4O[(M+H)+]的预测值为341.1164,实测值为341.1164。
实施例26:嘧啶并吡咯并哒嗪衍生物I-25的制备
嘧啶并吡咯并哒嗪衍生物I-25的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-25,熔点:157.6-158.4℃,产率:50%,
1H NMR(500MHz,CDCl3)δ8.13–8.02(m,2H),7.57–7.40(m,2H),3.60–3.51(m,4H),3.49(s,2H),1.50(t,J=7.4Hz,3H),1.04(s,6H);13C NMR(126MHz,CDCl3)δ164.95,159.84,154.27,147.96,136.51,132.71,131.95,128.42,128.13,126.22,77.26,77.01,76.75,59.81,48.73,27.72,25.60,24.67,13.38;HRMS(TOF ES+):C19H20ClN4O[(M+H)+]的预测值为355.1320,实测值为355.1320。
实施例27:嘧啶并吡咯并哒嗪衍生物I-26的制备
嘧啶并吡咯并哒嗪衍生物I-26的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-26,熔点:183.4-184.7℃,产率:51%,
1H NMR(500MHz,CDCl3)δ8.10–8.05(m,2H),7.51–7.44(m,2H),3.56(s,2H),3.53–3.44(m,4H),2.00–1.90(m,2H),1.09(t,J=7.3Hz,3H),1.04(s,6H);13C NMR(125MHz,CDCl3)δ164.96,158.87,154.17,147.93,136.50,132.71,131.96,128.34,128.13,126.39,77.26,77.00,76.75,59.81,48.72,33.88,27.72,24.67,22.78,13.99;HRMS(TOF ES+):C20H22ClN4O[(M+H)+]的预测值为369.1477,实测值为369.1477。
实施例28:嘧啶并吡咯并哒嗪衍生物I-27的制备
嘧啶并吡咯并哒嗪衍生物I-27的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-27,熔点:177.5-178.4℃,产率:57%,
1H NMR(500MHz,CDCl3)δ8.69–8.63(m,1H),8.16(dd,J=8.6,1.7Hz,1H),7.98–7.92(m,2H),7.90(dd,J=7.8,1.5Hz,1H),7.54(ddd,J=9.1,7.6,1.4Hz,2H),3.56(s,2H),3.51(s,2H),3.17(s,3H),1.04(s,6H);13C NMR(126MHz,CDCl3)δ165.29,155.44,154.81,147.97,134.19,132.77,131.64,130.99,129.00,128.39,127.69,127.41,127.26,127.17,126.78,126.18,77.27,77.01,76.76,59.85,48.73,27.72,24.66,18.68;HRMS(TOF ES+):C22H21N4O[(M+H)+]的预测值为357.1710,实测值为357.1710。
实施例29:嘧啶并吡咯并哒嗪衍生物I-28的制备
嘧啶并吡咯并哒嗪衍生物I-28的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-28,熔点:171.7-172.6℃,产率:60%,
1H NMR(500MHz,CDCl3)δ8.70–8.64(m,1H),8.17(dd,J=8.5,1.8Hz,1H),7.98–7.92(m,2H),7.90(dd,J=7.9,1.5Hz,1H),7.53(dddd,J=14.5,8.3,6.9,1.5Hz,2H),3.58(dd,J=14.2,6.6Hz,4H),3.51(s,2H),1.53(t,J=7.5Hz,3H),1.04(s,6H);13C NMR(125MHz,CDCl3)δ165.12,159.51,155.37,148.02,134.19,132.77,131.71,131.02,129.00,128.62,127.69,127.45,127.22,127.16,126.25,126.16,77.27,77.02,76.76,59.84,48.73,27.73,25.61,24.68,13.44;HRMS(TOF ES+):C23H23N4O[(M+H)+]的预测值为371.1866,实测值为371.1865。
实施例30:嘧啶并吡咯并哒嗪衍生物I-29的制备
嘧啶并吡咯并哒嗪衍生物I-29的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-29,熔点:144.6-145.2℃,产率:50%,
1H NMR(500MHz,CDCl3)δ8.70–8.64(m,1H),8.17(dd,J=8.6,1.8Hz,1H),7.99–7.92(m,2H),7.92–7.88(m,1H),7.59–7.48(m,2H),3.60–3.47(m,6H),2.03–1.94(m,2H),1.12(t,J=7.4Hz,3H),1.05(s,6H);13C NMR(125MHz,CDCl3)δ165.15,158.54,155.27,148.01,134.19,132.78,131.71,131.03,129.00,128.55,127.69,127.46,127.22,127.16,126.44,126.16,77.27,77.01,76.76,59.84,48.72,33.91,27.73,24.68,22.81,14.03;HRMS(TOF ES+):C24H25N4O[(M+H)+]的预测值为385.2023,实测值为385.2024。
实施例31:嘧啶并吡咯并哒嗪衍生物I-30的制备
嘧啶并吡咯并哒嗪衍生物I-30的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-30,熔点:172.6-173.0℃,产率:28%,
1H NMR(500MHz,CDCl3)δ8.14–8.05(m,2H),7.53–7.44(m,3H),4.07(ddd,J=12.9,5.2,3.7Hz,1H),3.59–3.47(m,2H),3.12(s,3H),2.07-20.3(m,1H),1.72–1.55(m,3H),1.05(t,J=7.4Hz,3H);13C NMR(125MHz,CDCl3)δ165.12,155.53,154.83,147.23,134.10,130.77,130.03,128.60,127.55,126.63,77.28,77.02,76.77,58.26,36.98,29.57,25.33,18.63,10.62;HRMS(TOF ES+):C18H19N4O[(M+H)+]的预测值为307.1553,实测值为307.1552。
实施例32:嘧啶并吡咯并哒嗪衍生物I-31的制备
嘧啶并吡咯并哒嗪衍生物I-31的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-31,熔点:136.3-136.9℃,产率:21%,
1H NMR(500MHz,CDCl3)δ8.15–8.08(m,2H),7.54–7.45(m,3H),4.08(ddd,J=12.9,5.1,3.8Hz,1H),3.59–3.49(m,4H),2.09-2.03(m,1H),1.72–1.56(m,4H),1.50(t,J=7.6Hz,3H),1.06(t,J=7.3Hz,3H);13C NMR(125MHz,CDCl3)δ164.98,159.60,155.50,147.30,130.80,130.01,128.86,127.54,126.13,77.25,77.00,76.74,58.24,36.97,29.58,25.62,25.33,13.50,10.62;HRMS(TOF ES+):C19H21N4O[(M+H)+]的预测值为321.1710,实测值为321.1710。
实施例33:嘧啶并吡咯并哒嗪衍生物I-32的制备
嘧啶并吡咯并哒嗪衍生物I-32的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-32,熔点:120.1-120.6℃,产率:17%,
1H NMR(500MHz,CDCl3)δ8.17–8.09(m,2H),7.54–7.44(m,3H),4.08(ddd,J=12.9,5.2,3.8Hz,1H),3.60–3.44(m,4H),2.09-2.04(m,1H),1.70-1.58(m,2H),1.74–1.57(m,4H),1.10-1.05(m,6H);13C NMR(125MHz,CDCl3)δ164.99,158.61,155.41,147.28,134.16,130.82,130.02,128.81,127.54,126.36,77.24,77.19,76.99,76.74,58.25,36.96,33.88,29.59,25.33,22.86,13.97,10.62;HRMS(TOF ES+):C20H23N4O[(M+H)+]的预测值为335.1866,实测值为335.1867。
实施例34:嘧啶并吡咯并哒嗪衍生物I-33的制备
嘧啶并吡咯并哒嗪衍生物I-33的制备过程与I-1的制备过程相似,改变HKAs和DDs的种类,最终得黄色固体I-33,熔点:173.3-173.9℃,产率:61%,
1H NMR(500MHz,CDCl3)δ3.89(t,J=5.6Hz,2H),3.84–3.74(m,2H),3.00(d,J=1.2Hz,6H),2.04–1.93(m,2H);13C NMR(125MHz,CDCl3)δ165.37,149.32,125.46,47.02,37.47,19.99,19.47,18.46;HRMS(TOF ES+):C11H13N4O[(M+H)+]的预测值为217.1084,实测值为217.1085。
实施例35:不同溶剂、温度和添加剂对式IV所示的化合物制备过程的影响
在溶剂(5ml)中加入式II-1所示的HKAs(0.2mmol)和式III-1所示的DDs(0.2mmol),加入添加剂,在一定温度下搅拌,TLC(使用硅胶GF254的薄层色谱)跟踪反应,直至完全消耗HKAs和DDs,将溶液在旋转蒸发器上减压蒸发至干,残余物通过硅胶(粒径为40-63μm)快速柱色谱用洗脱液(石油醚:乙酸乙酯=1:1,v/v)纯化,得黄色固体IV-1,实验结果如表1所示。
表1.
实施例36:不同温度和添加剂对嘧啶并吡咯并哒嗪衍生物制备过程的影响
在CH3CN(5ml)中加入式II-1所示的HKAs(0.2mmol)和式III-1所示的DDs(0.2mmol),在室温(25℃)下搅拌,TLC(使用硅胶GF254的薄层色谱)跟踪反应,直至完全消耗HKAs和DDs,得式IV-1所示的化合物。
向反应物中加入添加剂后,将所得混合物在一定温度下搅拌直到式IV所示的化合物完全转化为产物I-1(使用硅胶GF254的薄层色谱监测)。将混合物冷却至室温并用EtOAc(25mL)稀释。将有机相用饱和NH4Cl溶液(20mL)和水(20mL)洗涤,用Na2SO4干燥,将溶液在旋转蒸发器上减压蒸发至干,残余物通过硅胶(40-63μm)快速柱色谱用所示洗脱液纯化(PE:EA=10:1-1:1),得黄色固体I-1,实验结果如表2所示。
表2.
效果实施例1:目标化合物抑制LPS诱导RAW264.7的NO生成活性
(1)样品配置
目标化合物用DMSO(Merck)溶解后,加入PBS(-)(磷酸盐缓冲液)配成浓度为10mM的溶液,进一步稀释为0,0.1,0.5,5,20μM梯度浓度的样品。以10μg/mL的LPS水溶液(Lipopolysaccharides,脂多糖,sigma,Cat.L-2880)为诱导剂。
(2)实验方法
小鼠巨噬细胞RAW264.7(购于上海生科院细胞资源中心)在37℃,5%CO2培养箱中于DMEM培养液中常规培养。实验时将1μL/mL LPS水溶液加入100mL浓度为2×106μg/mL的细胞悬液中,18h后以Griess法通过测定细胞上清液中亚硝酸盐的含量间接反映NO生成量:取100mL细胞培养液,加入等量Griess(格里斯)试剂,测定吸光值。
(3)评价标准及统计方法
于570nm波长处测吸光值,以NaNO2标准溶液绘制标准曲线,计算亚硝酸盐的浓度。各组实验结果以SPSS软件one-way ANNOVA方法进行统计分析。
(4)实验结果
实验结果表明目标化合物对LPS诱导RAW264.7巨噬细胞的NO生成有明显的抑制活性,结果见表3,说明其具有抗炎活性。
表3.
实验结果表明本发明中涉及的化合物具有较好的抑制巨噬细胞RAW264.7产生NO的活性,说明本发明化合物可用于制备抗炎药物。