5-氟多取代二氢吡咯衍生物及其制备方法_4

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· 38 ·HRMS(ESI)calcd for C24H26FNNa08S2[M+Na+]: 562 ·0976,found: 562 ·0984 ·
[0094] 实施例15
[0095] 将3-异丁基-2-(三氟甲基)丙烯酸乙酯(0.45mmol),对甲苯磺酰氨基丙二酸二乙 酯(0.3mmol)作为原料,其他操作参考实施例1,反应搅拌4h,硅胶柱色谱纯化(石油醚:乙酸 乙酯=5:1),得到5-氟多取代二氢吡咯衍生物纯品II1-15(146mg,95% )。
[0097] 无色油状物NMR(400MHz,CDCl3)S8.03(d,J = 7.6Hz,2H),7.34(d,J = 8.3Hz, 2H),4.55-4.24(m,4H),4.23-3.97(m,2H),3.74-3.66(m,lH),2.44(s,3H),1.77-1.66(m, 1H) ,1.57-1.41 (m,2H),1.38(t,J = 7.2Hz,3H) ,1.37(t,J = 7.2Hz,3H) ,1.23(t,J = 7.1Hz, 3H) ,0.96((1, J = 6. lHz,3H) ,0.86((1, J = 6.3Hz,3H) .19F NMR(282MHz,CDCl3)S-98· 76.13C 匪R(101MHz,CDC13)δ168· 19,164.90,162.41((1, J = 5.7Hz),154.56((1, J = 295.2Hz), 145· 16,136·54,129·51,128.98(d,J=1.6Hz),87.44(d,J=1.0Hz) ,76.72,63.20,63.11, 60.23,44.00,39.21(d,J=0.8Hz),25.41,23.42,21.66,21.16,14.18,13.87,13.77.HRMS (ESI)calcd for C24H32FNNa08S[M+Na+] :536.1725,found:536.1737.
[0098] 实施例16
[0099] 将(3-(三氟甲基)丁-3-烯-1-炔基)苯(0.45mmol),对甲苯磺酰氨基丙二酸二乙酯 (0.3mmol)作为原料,其他操作参考实施例1,反应搅拌4h,硅胶柱色谱纯化(石油醚:乙酸乙 酯=5:1),得到5-氟多取代二氢吡咯衍生物纯品II1-16(127mg,87% )。
[0101] 黄色固体.1^76-781.? NMR(500MHz,CDCl3)S8.00(d,J = 8.1Hz,2H) ,7.40-7.35 (m,2H),7.33(d,J = 8.2Hz,2H) ,7.31-7.26(m,3H) ,4.55-4.19(m,4H),3.30(d,J = 5.4Hz, 2H),2.43(s,3H),1.38(t,J = 7.1Hz,6H).19FMlR(376MHz,CDCl3)S-110.86.13CMffi (126MHz,CDC13)5167.52(2C),151.67(d,J=285.6Hz),144.80,136.79,131.10,129.37, 128.51,128.50,128.22,122.65,94.28(d,J = 3.4Hz) ,78.68(d,J = 5.1Hz),73.99(d,J = 10·0Hz),72·71,63·19(2C),37·82,21·51,13·78(2C)·HRMS(ESI)calcd for C25H24FNNa06S [M+Na+]:508.1201,found :508.1199.
[0102] 实施例17
[0103] 将(Z)or(E)-l,3-二苯基-2-(三氟甲基)丙-2-烯-1-酮(0.45mmol),对甲苯磺酰氨 基丙二酸二乙酯(〇.3mmol)作为原料,其他操作参考实施例1,反应搅拌12h,硅胶柱色谱纯 化(石油醚:乙酸乙酯=4:1),得到5-氟多取代二氢吡略衍生物纯品III-17(76mg or 48mg, 45%or 28%)〇
[0105] 黄色油状物NMR(400MHz,CDCl3)S8.04(d,J = 7.4Hz,2H),7.72(d,J = 7.4Hz, 2H),7.58-7.49(m,lH),7.43(t,J=7.5Hz,2H),7.39-7.29(m,4H),7.27-7.20(m,3H),5.13 (d,J = 5.5Hz,lH) ,4.83-4.12(m,2H) ,3.94-3.39(m,2H) ,2.41(s,3H),1.46(t,J = 7.1Hz, 3H),1.01(t,J = 7.2Hz,3H).19FMffi(282MHz,CDCl3)S-95.22.13CMMR(101MHz,CDCl 3)S 187.59(d,J = 4.7Hz) ,167.29,163.95,154.64(d,J = 291.4Hz) ,145.38,138.48,136.39, 135.48,132.38,129.47,129.15,129.13,128.34,128.31,128.21,128.08,95.20(d,J= 6.1Hz),77.57,63.36,62.64,51.50(d,J=2.9Hz),21.63,14.02,13.33.HRMS(ESI)calcd for C3〇H28FNNa〇7S[M+Na+]: 588.1463, found: 588.1478.
[0106] 实施例18
[0107] 在犯氛围下,向装有磁子的玻璃封管中加入前述实施例1制备得到的5-氟多取代 二氢吡咯衍生物纯品Π 1-1 (0.2mmol),2.0ml NH3的1,4-二氧六环溶液(0.4M),50°C下搅拌 7h后,反应完成,直接减压旋去溶剂,将粗产品直接用硅胶快速柱色谱纯化(石油醚:乙酸乙 酯=3:1)得到氨基取代二氢吡咯衍生物IV( 119mg,98 % )。
[0109] 白色固体·Μρ 152-1541.? NMR(400MHz,CDCl3)S7.93(d,J = 8.2Hz,2H),7.30(d, J = 8.0Hz,4H) ,6.96(brs,2H) ,6.73(brs , 2H) ,4.75(s,lH) ,4.39(q ,J = 7.1Hz , 2H) ,4.03-3.83(m,2H),3.79-3.43(m,2H),2.42(s,3H),1.38(t,J=7.1Hz,3H),0.94(brs,3H),0.81 (t,J = 7.1Hz,3H) .13C 匪R(126MHz,CDC13)S167.84,163.65,144.40,137.95,137.80, 130.81,129.41,127.26,121.48,80.31,77.20,63.25,62.33,58.97,51.35,21.49,14.14, 13.82,13.12.HRMS(ESI)calcd for C26H29BrN2Na〇8S[M+Na+] :631.0720,found:631.0725.
[0110] 实施例19
[0111] 在氮气氛围下,向装有4A分子筛(lOOmg)及碳酸钾(0.4mmol)的干燥反应管中注入 4-甲基苯硫酚(0.24mmol)的N,N-二甲基甲酰胺溶液(2.0mL),室温下搅拌半个小时,将前述 实施例1制备得到的5-氟多取代二氢吡咯衍生物纯品II1-1 (0.2mmo 1)加入上述混合液中, 在50°C下继续搅拌3h。反应完成,用5. OmL水淬灭,乙酸乙酯(5.0mL*3次)萃取。有机相用饱 和食盐水洗涤后,经硫酸镁干燥,旋去溶剂,将粗产品直接用硅胶快速柱色谱纯化(石油醚: 乙酸乙酯=5:1)得到对甲基苯硫酚取代二氢吡咯衍生物V( 140mg,98% )。
[0113] 无色油状物NMR(400MHz,CDCl3)S8.18(d,J = 8.4Hz,2H),7.38(d,J = 8.6Hz, 2H),7.24(d,J = 8.2Hz,2H),6.99(d,J = 8.4Hz,6H),4.95(s,lH),4.46(q,J = 7.1Hz,2H), 4.01-3.56(m,4H) ,2.38(s,3H) ,2.27( s,3H) ,1.43( t,J = 7.1Hz,3H) ,1.05( t,J = 7.2Hz, 3H),0.85(t,J = 7. lHz,3H) .13C 匪R(101MHz,CDC13)S167.98,164.34,161.97,147.75, 144.23,138.02,137.24,136.33,131.06,130.78,129.67,129.61,129.33,129.03,121.95, 115.73,80.22,77.20,63.31,62.50,60.18,54.97,21.47,20.95,13.83,13.68,13.38.HRMS (ESI)calcd for C33H34BrNNa08S2[M+Na+]: 738 ·0801,found: 738 ·0795 ·
[0114] 实施例20
[0115] 在氮气氛围下,向装有4A分子筛(lOOmg)及碳酸钾(0.4mmol)的干燥反应管中注入 苯酚(0.4mmo 1)的N,N-二甲基甲酰胺溶液(2. OmL),室温下搅拌半个小时,将前述实施例1制 备得到的5-氟多取代二氢吡咯衍生物纯品111-1(0.2mmol)加入上述混合液中,在50°C下继 续搅拌4h。反应完成,用5. OmL水淬灭,乙酸乙酯(5.0mL*3次)萃取。有机相用饱和食盐水洗 涤后,经硫酸镁干燥,旋去溶剂,将粗产品直接用硅胶快速柱色谱纯化(石油醚:乙酸乙酯= 5:1)得到苯酚取代二氢吡咯衍生物VI (136mg,99 % )。
[0117] 无色油状物· 4 NMR(400MHz,CDCl3)S7.97((1, J = 8.3Hz,2H),7.43((1, J = 8.0Hz, 2H) ,7.31-7.25(m,3H),7.22(d ,J = 8.3Hz,2H) ,7.09(t ,J = 7.4Hz,2H) ,7.03(d ,J = 8.0Hz , 2H),4.89(s,lH),4.60-4.44(m,2H),3.99-3.33(m,4H),2.38(s,3H),1.49(t,J=7.1Hz, 3H) ,1.06(t,J = 7.2Hz,3H),0.65(t,J = 7. lHz,3H) .13C 匪R(101MHz,CDC13)S167.78, 164.20,161.98,156.68,155.75,144.70,136.70,136.22,131.10,129.44,129.29,128.99, 123.53,122.05,115.67,91.58,77.02,63.37,62.58,59.81,52.21,21.51,13.98,13.47, 13 · 36 ·HRMS(ESI)calcd for C32H32BrNNa〇9S[M+Na+]: 708 · 0873,found: 708 · 0870 ·
[0118] 实施例21
[0119] 于室温条件下,将前述实施例1制备得到的5-氟多取代取代二氢吡咯衍生物纯品 111-1(0.2111111〇1)溶解于01^(2.01^)中,向其中加入四丁基醋酸铵(0.5111111〇1),!120(1(^1^)50 °C下搅拌,直到II1-1几乎反应完全,用5. OmL水淬灭,乙酸乙酯(5.0mL*3次)萃取。有机相用 饱和食盐水洗涤后,经硫酸镁干燥,旋去溶剂,将粗产品直接用硅胶快速柱色谱纯化(石油 醚:乙酸乙酯=4:1)得到内酰胺衍生物VII(117mg,96% )。
[0121] 无色油状物· 4 NMR(400MHz,CDCl3)S8.03((1, J = 8.4Hz,2H),7.45((1, J = 8.5Hz, 2H),7.33(d ,J = 8.2Hz,2H),7.05(d ,J = 8.5Hz,2H),4.45-4.37(m,2H),4.33(d ,J = 11.7Hz, 1H) ,4.23-3.88(m,4H) ,4.02(d ,J= 11.7Hz , 1H), 2.44(s , 3H), 1.37(t ,J = 7.1Hz , 3H), 1.18 (t,J = 7. lHz,3H), 1.05(t,J = 7. lHz,3H) .13C 匪R(101MHz,CDC13)S166.82,165.99, 165.74,165.30,145.67,134.44,131.71,131.64,130.32,130.08,129.03,123.15,74.84, 63.21,63.06,62.51,52.06,49.01,21.69,13.87,13.86,13.49.HRMS(ESI)calcd for C26H28BrNNa〇9S[M+Na+]: 632.0560, found: 632.0571.
[0122] 实施例22
[0123] 在氮气氛围下,向玻璃封管中逐次加入前述实施例1制备得到的5-氟多取代二氢 吡咯衍生物纯品ΠI-1 (0.2mmo 1),苯酚(0.2g),HBr (40 %水溶液,0.24mL),冰醋酸(0.8mL), 90°C下反应lh后,旋蒸除去冰醋酸,向剩余物中加入5. OmL水,乙酸乙酯(5.0mL*3次)萃取。 有机相用饱和食盐水洗涤后,经硫酸镁干燥,旋去溶剂,将粗产品直接用硅胶快速柱色谱纯 化(石油醚:乙酸乙酯=3:1)得到脱去3位酯基的内酰胺衍生物VIII(60mg,56% )。
[0125] 无色油状物NMR(400MHz,CDCl3)S8.05(d,J = 8.2Hz,2H),7.42(d,J = 8.3Hz, 2H),7.34(d ,J = 8.1Hz,2H),6.99(d ,J = 8.3Hz,2H),4.42(q ,J = 7.1Hz,2H),4.12-3.94(m, 2H) ,3.91-3.81(m,lH) ,2.84(dd,J = 8.4,5.7Hz,2H),2.45(s,3H) ,1.39(t,J = 7.1Hz,3H), 1.01(t,
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