具体实施方式
以下结合说明书附图对本发明做进一步详细描述,并给出具体实施方式。
本发明合成步骤,在一个25mL的圆底烧瓶中分别加入3mmol的8-苄基喹啉类化合物和3.6mmol的苯硫酚类化合物,然后依次加入10mL1,4-二氧六环、0.3mmol醋酸铜和6mmol的1,8-二氮杂二环十一碳-7-烯(DBU),反应在80℃下搅拌10小时。冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得纯品,产率90-95%,反应式和数据如下,所有产物结构经过核磁共振和质谱结果对比得以确定。
实施例1:3a产物的制备
室温下,在25mL圆底烧瓶中加入658mg(3mmol)8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3a953mg,产率93%。核磁共振氢谱见图1,核磁共振碳谱见图2。
8-(9-Oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinoline(3a)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.86(d,J=2.4Hz,1H),8.14-8.12(m,3H),7.73(d,J=4.0Hz,1H),7.49-7.45(m,3H),7.44-7.35(m,6H),7.31-7.28(m,1H);13C NMR(100MHz,CDCl3):δ199.1,149.6,145.8,139.2,138.1,137.6,136.5,132.6,129.9,129.9,129.0,128.8,128.5,128.4,127.2,127.1,126.3,121.2,53.9;
ESI-HRMS m/z:[M+H]+Calculated for C23H18NO 324.1388,found324.1399。
实施例2:3b产物的制备
室温下,在25mL圆底烧瓶中加入700mg(3mmol)2-甲基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3b 971mg,产率91%。核磁共振氢谱见图3,核磁共振碳谱见图4。
2-Methyl-8-(9-oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinoline(3b)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.16-8.13(m,2H),7.95(d,J=8.4Hz,1H),7.39-7.37(m,2H),7.35-7.24(m,8H),7.18(d,J=8.4Hz,1H),2.49(s,3H);13C NMR(100MHz,CDCl3):δ199.7,158.0,145.2,139.1,138.0,137.9,136.2,132.4,130.1,129.5,128.9,128.8,128.4,127.2,126.7,126.5,125.4,121.9,54.3,25.2;
ESI-HRMS m/z:[M+H]+Calculated for C24H20NO 338.1545,found338.1566。
实施例3:3c产物的制备
室温下,在25mL圆底烧瓶中加入700mg(3mmol)3-甲基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3c 992mg,产率93%。核磁共振氢谱见图5,核磁共振碳谱见图6。
3-Methyl-8-(9-oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinoline(3c)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.68(d,J=2.2Hz,1H),8.10-8.09(m,2H),7.41(d,J=8.1Hz,1H),7.42-7.34(m,3H),7.33-7.30(m,6H),7.26-7.22(m,1H),2.45(s,3H);13C NMR(100MHz,CDCl3):δ199.2,151.6,144.1,138.8,138.4,137.5,134.9,132.5,130.6,129.9,129.0,128.8,128.8,128.4,128.3,127.1,126.5,126.3,53.9,18.6;
ESI-HRMS m/z:[M+H]+Calculated for C24H20NO 338.1545,found338.1555。
实施例4:3d产物的制备
室温下,在25mL圆底烧瓶中加入700mg(3mmol)4-甲基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3d 992mg,产率93%。核磁共振氢谱见图7,核磁共振碳谱见图8。
4-Methyl-8-(9-oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinoline(3d)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.67(d,J=4.3Hz,1H),8.10(d,J=1.4Hz,2H),7.46-7.42(m,5H),7.38-7.31(m,3H),7.26-7.22(m,2H),7.18(d,J=4.2Hz,1H),2.65(s,3H);13CNMR(100MHz,CDCl3):δ199.3,149.2,145.5,144.4,139.5,138.5,137.6,132.5,130.0,129.5,129.0,128.8,128.43,128.40,127.1,125.9,123.1,122.0,54.2,18.9;
ESI-HRMS m/z:[M+H]+Calculated for C24H20NO 338.1545,found338.1553。
实施例5:3e产物的制备
室温下,在25mL圆底烧瓶中加入700mg(3mmol)5-甲基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3e 949mg,产率89%。核磁共振氢谱见图9,核磁共振碳谱见图10。
6-Methyl-8-(9-oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinolin(3e)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.75(d,J=1.6Hz,1H),8.12-8.08(m,2H),7.99(d,J=8.2Hz,1H),7.45-7.42(m,5H),7.33-7.26(m,5H),2.40(s,3H);13C NMR(100MHz,CDCl3):δ199.2,148.7,144.5,138.5,138.4,137.5,136.1,135.5,132.6,132.0,129.9,129.0,128.8,128.6,128.5,127.1,126.0,121.2,53.6,21.8;
ESI-HRMS m/z:[M+H]+Calculated for C24H20NO 338.1545,found338.1567。
实施例6:3f产物的制备
室温下,在25mL圆底烧瓶中加入742mg(3mmol)2,6-二甲基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3f 942mg,产率85%。核磁共振氢谱见图11,核磁共振碳谱见图12。
2,6-Dimethyl-8-(9-oxo-9,
10-dihydro-9-thiaphenanthren-10-yl)quinoline(3f)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.24-8.21(m,2H),7.56-7.51(m,3H),7.49-7.40(m,6H),7.33(t,J=7.3Hz,1H),7.31(d,J=8.2Hz,1H),2.55(s,3H),2.44(s,3H);13C NMR(100MHz,CDCl3):δ199.8,157.0,143.8,138.6,138.1,135.6,135.0,132.4,131.6,130.1,129.0,128.8,128.4,127.2,126.6,125.7,121.9,54.1,25.1,21.8;
ESI-HRMS m/z:[M+H]+Calculated for C25H22NO 352.1701,found352.1706。
实施例7:3g产物的制备
室温下,在25mL圆底烧瓶中加入748mg(3mmol)3-甲氧基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3g 970mg,产率87%。核磁共振氢谱见图13,核磁共振碳谱见图14。
3-Methoxy-8-(9-oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinoline(3g)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.59(d,J=2.9Hz,1H),8.10-8.08(m,2H),7.41-7.36(m,4H),7.36-7.31(m,4H),7.26-7.23(m,2H),3.86(s,3H);13C NMR(100MHz,CDCl3):δ199.1,153.3,143.5,141.0,138.7,138.4,137.5,132.6,129.9,129.1,129.0,128.7,128.5,127.2,127.1,127.0,126.1,112.7,55.5,54.0;
ESI-HRMS m/z:[M+H]+Calculated for C24H20NO2 354.1494,found354.1501。
实施例8:3h产物的制备
室温下,在25mL圆底烧瓶中加入748mg(3mmol)5-甲氧基-8-苄基喹啉和397mg(3.6mmol)苯硫酚,54mg(0.1equiv)醋酸铜,912mg(2equiv)DBU,在1,4-二氧六环10mL中80℃条件下反应10小时,反应完成冷却后向体系中加入10mL饱和NaCl水溶液,用乙酸乙酯萃取3次,每次10mL,合并有机相,用无水Na2SO4干燥后,蒸除溶剂,200-300目的硅胶柱层析得所述的化合物3g 1003mg,产率90%。核磁共振氢谱见图15,核磁共振碳谱见图16。
5-Methoxy-8-(9-oxo-9,10-dihydro-9-thiaphenanthren-10-yl)quinoline(3h)黄色油状液体;
1H NMR(400MHz,CDCl3):δ8.82(dd,J=4.2,1.8Hz,1H),8.13-8.07(m,2H),7.46-7.38(m,3H),7.36-7.27(m,7H),7.26-7.21(m,1H),6.73(d,J=8.1Hz,1H),3.90(s,3H);13CNMR(100MHz,CDCl3):δ199.5,154.5,149.9,146.3,138.8,137.5,132.5,131.0,130.7,129.84,129.76,129.0,128.7,128.4,127.0,121.0,120.3,103.9,55.7,53.4;
ESI-HRMS m/z:[M+H]+Calculated for C24H20NO2 354.1494,found354.1489。