高等学校化学学报 ›› 2016, Vol. 37 ›› Issue (9): 1629.doi: 10.7503/cjcu20160292
张金1,2, 刘佳1, 马养民1,2(), 杨秀芳1,2, 程佩1, 范超1, 卢萍1
收稿日期:
2016-04-29
出版日期:
2016-09-10
发布日期:
2016-08-18
作者简介:
联系人简介: 马养民, 男, 博士, 教授, 博士生导师, 主要从事天然产物提取、 鉴定及合成研究. E-mail:基金资助:
ZHANG Jin1,2, LIU Jia1, MA Yangmin1,2,*(), YANG Xiufang1,2, CHENG Pei1, FAN Chao1, LU Ping1
Received:
2016-04-29
Online:
2016-09-10
Published:
2016-08-18
Contact:
MA Yangmin
E-mail:mym63@sina.com
Supported by:
摘要:
以纳米TiO2为催化剂, 靛红酸酐、 2-甲酰基苯甲酸、 不同芳香肼或酰肼类化合物为原料, 在乙醇/水溶液为溶剂的条件下一锅法合成, 高产率得到6个喹唑啉酮并酞嗪酮类化合物及10个3-酰胺基取代的异吲哚酮并喹唑啉酮类化合物. 该方法简洁高效, 反应条件温和, 为喹唑啉酮并杂环类化合物的合成提供了一条新途径.
TrendMD:
张金, 刘佳, 马养民, 杨秀芳, 程佩, 范超, 卢萍. 纳米TiO2催化一锅法合成喹唑啉酮并酞嗪酮及3-酰胺基异吲哚酮并喹唑啉酮类化合物. 高等学校化学学报, 2016, 37(9): 1629.
ZHANG Jin, LIU Jia, MA Yangmin, YANG Xiufang, CHENG Pei, FAN Chao, LU Ping. TiO2 Nanoparticles-catalyzed One-pot Synthesis of Quinazolino[2,1-b]phthalazin-8-one and 3-Acylamino Isoindolo[2,1-a]quinazoline Derivatives†. Chem. J. Chinese Universities, 2016, 37(9): 1629.
Compd. | Appearance | m.p./℃ | HRMS(ESI)(calcd.), m/z[M+H]+ | IR(KBr), |
---|---|---|---|---|
5a | White solid | 245—246 | 342.1232(342.1243) | 3293.95, 1717.96, 1683.31, 1600.41, 1487.01, 1392.01, 1110.09, |
758.47, 732.64 | ||||
5b | White solid | 252—253 | 372.1341(372.1348) | 3263.77, 2922.53, 1725.46, 1676.33, 1508.99, 1395.38, 1241.86, |
1034.45, 830.91, 759.64 | ||||
5c | White solid | 232—233 | 376.0849(376.0853) | 3444.35, 1731.17, 1653.93, 1489.08, 1092.97, 758.68 |
5d | White solid | 217—218 | 376.0839(376.0853) | 3274.34, 1728.73, 1673.91, 1482.52, 1390.51, 832.60, 746.33 |
5e | White solid | 244—245 | 406.0950(406.0958) | 3337.28, 1727.03, 1672.30, 1489.39, 1170.36, 819.94, 746.97 |
5f | White solid | 211—213 | 410.0454(410.0463) | 3273.08, 1731.55, 1672.65, 1511.90, 1484.64, 1390.70, 1035.14, |
817.26, 743.78 | ||||
6a | White solid | 226—227 | 370.1192(370.1189) | 3201.30, 1722.10, 1696.06, 1653.01, 1483.08, 1401.30, 1278.07, |
898.23, 742.77 | ||||
6b | White solid | 250—251 | 406.1166(406.1168) | 3261.70, 1732.09, 1705.10, 1648.53, 1489.10, 1400.14, 1269.99, |
754.87 | ||||
6c | White solid | 248—249 | 400.1288(400.1297) | 3251.24, 1713.09, 1646.11, 1605.37, 1489.62, 1399.55, 1260.85, |
844.67, 751.28 | ||||
6d | White solid | 221—223 | 371.1137(371.1144) | 3253.69, 1735.64, 1701.98, 1651.96, 1488.34, 1399.09, 1272.24, |
909.02, 756.70 | ||||
6e | White solid | 241—242 | 308.1026(308.1035) | 3293.50, 1729.82, 1703.97, 1662.84, 1605.80, 1489.33, 1398.79, |
756.30, 737.31 | ||||
6f | White solid | 234—235 | 404.0788(404.0802) | 3268.57, 1732.19, 1701.19, 1650.34, 1483.76, 1395.90, 909.89, |
749.42 | ||||
6g | White solid | 214—216 | 418.0947(418.0958) | 3278.24, 1718.74, 1657.16, 1486.11, 1398.10, 175.05, 832.03, |
746.18 | ||||
Compd. | Appearance | m.p./℃ | HRMS(ESI)(calcd.), m/z[M+H]+ | IR(KBr), |
6h | White solid | 233—234 | 456.0723(456.0727) | 1735.29, 1654.35, 1508.35, 1021.70, 669.81 |
6i | White solid | 199—201 | 405.0748(405.0754) | 3240.55, 1709.44, 1654.75, 1483.51, 1396.86, 1098.93, 913.88, |
744.85 | ||||
6j | White solid | 217—219 | 342.0636(342.0645) | 3274.39, 1733.21, 1705.90, 1668.70, 1485.00, 1397.00, 825.31, |
745.87 |
Table 1 Appearance, yields, melting points and HR-MS data of compounds 5a—5f and 6a—6j
Compd. | Appearance | m.p./℃ | HRMS(ESI)(calcd.), m/z[M+H]+ | IR(KBr), |
---|---|---|---|---|
5a | White solid | 245—246 | 342.1232(342.1243) | 3293.95, 1717.96, 1683.31, 1600.41, 1487.01, 1392.01, 1110.09, |
758.47, 732.64 | ||||
5b | White solid | 252—253 | 372.1341(372.1348) | 3263.77, 2922.53, 1725.46, 1676.33, 1508.99, 1395.38, 1241.86, |
1034.45, 830.91, 759.64 | ||||
5c | White solid | 232—233 | 376.0849(376.0853) | 3444.35, 1731.17, 1653.93, 1489.08, 1092.97, 758.68 |
5d | White solid | 217—218 | 376.0839(376.0853) | 3274.34, 1728.73, 1673.91, 1482.52, 1390.51, 832.60, 746.33 |
5e | White solid | 244—245 | 406.0950(406.0958) | 3337.28, 1727.03, 1672.30, 1489.39, 1170.36, 819.94, 746.97 |
5f | White solid | 211—213 | 410.0454(410.0463) | 3273.08, 1731.55, 1672.65, 1511.90, 1484.64, 1390.70, 1035.14, |
817.26, 743.78 | ||||
6a | White solid | 226—227 | 370.1192(370.1189) | 3201.30, 1722.10, 1696.06, 1653.01, 1483.08, 1401.30, 1278.07, |
898.23, 742.77 | ||||
6b | White solid | 250—251 | 406.1166(406.1168) | 3261.70, 1732.09, 1705.10, 1648.53, 1489.10, 1400.14, 1269.99, |
754.87 | ||||
6c | White solid | 248—249 | 400.1288(400.1297) | 3251.24, 1713.09, 1646.11, 1605.37, 1489.62, 1399.55, 1260.85, |
844.67, 751.28 | ||||
6d | White solid | 221—223 | 371.1137(371.1144) | 3253.69, 1735.64, 1701.98, 1651.96, 1488.34, 1399.09, 1272.24, |
909.02, 756.70 | ||||
6e | White solid | 241—242 | 308.1026(308.1035) | 3293.50, 1729.82, 1703.97, 1662.84, 1605.80, 1489.33, 1398.79, |
756.30, 737.31 | ||||
6f | White solid | 234—235 | 404.0788(404.0802) | 3268.57, 1732.19, 1701.19, 1650.34, 1483.76, 1395.90, 909.89, |
749.42 | ||||
6g | White solid | 214—216 | 418.0947(418.0958) | 3278.24, 1718.74, 1657.16, 1486.11, 1398.10, 175.05, 832.03, |
746.18 | ||||
Compd. | Appearance | m.p./℃ | HRMS(ESI)(calcd.), m/z[M+H]+ | IR(KBr), |
6h | White solid | 233—234 | 456.0723(456.0727) | 1735.29, 1654.35, 1508.35, 1021.70, 669.81 |
6i | White solid | 199—201 | 405.0748(405.0754) | 3240.55, 1709.44, 1654.75, 1483.51, 1396.86, 1098.93, 913.88, |
744.85 | ||||
6j | White solid | 217—219 | 342.0636(342.0645) | 3274.39, 1733.21, 1705.90, 1668.70, 1485.00, 1397.00, 825.31, |
745.87 |
Compd. | 1H NMR(400 MHz), δa | 13C NMR(100 MHz), δb |
---|---|---|
5a | 8.27(d, J=7.9 Hz, 1H), 8.16(dd, J=7.8, 1.4 Hz, 1H), 8.02(d, J=7.6 Hz, 1H), 7.89(d, J=6.7 Hz, 1H), 7.76—7.69(m, 1H), 7.59(t, J=7.3 Hz, 1H), 7.50(d, J=6.8 Hz, 1H), 7.37(dd, J=12.5, 4.7 Hz, 1H), 7.26(d, J=8.3 Hz, 1H), 7.08—7.00(m, 2H), 6.84(s, 1H), 6.58(s, 2H), 6.37(s, 1H) | 165.40, 154.72, 146.89, 133.95, 133.55, 131.48, 129.96, 128.73, 128.44, 126.23, 124.86, 123.93, 121.46, 121.08, 119.97, 118.94, 113.90, 113.54, 72.60 |
5b | 8.27(d, J=8.1 Hz, 1H), 8.16(dd, J=7.8, 1.3 Hz, 1H), 8.02(d, J=7.5 Hz, 1H), 7.91(d, J=7.5 Hz, 1H), 7.75—7.66(m, 1H), 7.59(t, J=7.4 Hz, 1H), 7.52(t, J=7.4 Hz, 1H), 7.41—7.32(m, 1H), 6.63(d, J=6.4 Hz, 3H), 6.56(s, 2H), 6.37(s, 1H), 3.69(s, 3H) | 165.89, 154.99, 138.81, 137.43, 134.36, 133.16, 131.98, 130.42, 129.17, 126.89, 125.32, 124.38, 121.46, 120.43, 115.99, 114.32, 112.90, 107.73, 73.05, 55.48 |
5c | 8.27(d, J=8.1 Hz, 1H), 8.15(d, J=9.2 Hz, 1H), 8.03(d, J=7.6 Hz, 1H), 7.84(d, J=7.0 Hz, 1H), 7.77—7.69(m, 1H), 7.61(t, J=7.5 Hz, 1H), 7.52(dd, J=13.2, 6.2 Hz, 1H), 7.37(t, J=7.3 Hz, 1H), 7.02(d, J=2.9 Hz, 2H), 6.81(s, 1H), 6.52(d, J=6.5 Hz, 2H), 6.36(s, 1H) | 166.32, 165.78, 146.09, 138.54, 137.51, 134.59, 133.27, 132.00, 130.59, 129.24, 128.94, 126.91, 126.53, 125.42, 124.56, 120.54, 118.37, 115.69, 73.08 |
5d | 8.24(d, J=8.5 Hz, 1H), 8.11(d, J=2.1 Hz, 1H), 8.02(d, J=7.5 Hz, 1H), 7.89(s, 1H), 7.66(dd, J=8.7, 2.1 Hz, 1H), 7.60(t, J=7.2 Hz, 1H), 7.51(s, 1H), 7.08(t, J=25.5 Hz, 2H), 6.85(s, 2H), 6.57(s, 2H), 6.37(s, 1H) | 165.29, 164.67, 138.01, 135.45, 135.42, 133.82, 132.87, 131.20, 130.53, 130.10, 128.49, 128.41, 126.34, 124.02, 121.63, 121.41, 113.94, 113.92, 72.58 |
5e | 8.23(d, J=8.7 Hz, 1H), 8.11(d, J=2.4 Hz, 1H), 8.01(d, J=7.5 Hz, 1H), 7.90(d, J=7.4 Hz, 1H), 7.66(dd, J=8.7, 2.5 Hz, 1H), 7.60(t, J=7.4 Hz, 1H), 7.53(t, J=7.4 Hz, 1H), 6.63(dd, J=36.5, 30.4 Hz, 5H), 6.36(s, 1H), 3.69(s, 3H) | 165.31, 154.60, 138.11, 133.76, 132.87, 131.18, 130.49, 130.08, 128.35, 126.45, 123.98, 121.38, 115.51, 113.85, 72.39, 54.98 |
5f | 8.23(d, J=8.6 Hz, 1H), 8.10(d, J=2.4 Hz, 1H), 8.02(d, J=7.6 Hz, 1H), 7.84(d, J=6.4 Hz, 1H), 7.67(dd, J=8.7, 2.4 Hz, 1H), 7.61(t, J=7.4 Hz, 1H), 7.53(d, J=6.9 Hz, 1H), 7.01(d, J=6.3 Hz, 2H), 6.84(s, 1H), 6.50(d, J=5.4 Hz, 2H), 6.35(s, 1H) | 165.23, 145.27, 137.81, 135.42, 133.99, 133.00, 131.16, 130.61, 130.25, 128.38, 126.52, 126.09, 124.15, 121.49, 115.12, 72.44 |
6a | 11.18(s, 1H), 8.13—8.08(m, 1H), 8.08—8.01(m, 3H), 7.99(d, J=7.4 Hz, 1H), 7.85(s, 1H), 7.81(d, J=8.0 Hz, 1H), 7.76(d, J=7.2 Hz, 1H), 7.69(d, J=7.3 Hz, 1H), 7.61(t, J=7.6 Hz, 2H), 7.51(d, J=7.5 Hz, 1H), 7.46(t, J=7.6 Hz, 1H), 6.84(s, 1H) | 166.34, 164.79, 163.41, 138.65, 136.79, 134.34, 133.45, 132.67, 131.52, 131.31, 130.71, 128.84, 127.71, 127.40, 125.56, 125.51, 124.20, 120.39, 118.98, 71.51 |
6b | 8.33(s, 1H), 8.14(dd, J=7.6, 5.2 Hz, 2H), 8.01—7.96(m, 1H), 7.86(d, J=8.0 Hz, 2H), 7.73—7.68(m, 1H), 7.66—7.59(m, 2H), 7.56(d, J=6.2 Hz, 1H), 7.37(d, J=7.7 Hz, 1H), 7.32(d, J=7.8 Hz, 2H), 6.82(s, 1H), 2.47(s, 3H) | 167.33, 164.92, 164.04, 143.35, 137.85, 136.61, 133.92, 132.35, 131.84, 130.05, 129.20, 129.12, 127.75, 127.12, 125.01, 124.96, 124.34, 120.18, 118.62, 71.61, 21.18 |
6c | 11.02(s, 1H), 8.10(d, J=7.9 Hz, 1H), 8.05(d, J=7.7 Hz, 1H), 8.00(t, J=8.1 Hz, 3H), 7.84—7.78(m, 2H), 7.77—7.73(m, 1H), 7.47(d, J=7.3 Hz, 2H), 7.14(d, J=8.8 Hz, 2H), 6.82(s, 1H), 3.88(s, 3H) | 164.77, 163.51, 162.64, 138.73, 136.79, 135.24, 134.28, 134.18, 133.39, 131.54, 130.67, 129.73, 128.85, 125.46, 124.16, 123.41, 120.34, 119.06, 114.07, 71.53, 55.51 |
6d | 9.20(s, 1H), 8.91—8.75(m, 2H), 8.33(dt, J=7.9, 1.7 Hz, 1H), 8.12(t, J=7.6 Hz, 2H), 7.97(d, J=8.6 Hz, 1H), 7.71(t, J=7.7 Hz, 1H), 7.63(dd, J=5.5, 3.2 Hz, 2H), 7.50(d, J=7.9 Hz, 2H), 7.36(t, J=7.9 Hz, 1H), 6.79(s, 1H) | 165.65, 164.92, 163.92, 152.94, 147.75, 137.54, 136.55, 135.40, 134.15, 132.48, 131.76, 130.26, 129.12, 126.75, 125.09, 124.71, 124.50, 123.50, 120.27, 118.35, 71.57 |
6e | 10.52(s, 1H), 8.06(d, J=8.3 Hz, 1H), 8.01(d, J=7.5 Hz, 1H), 7.96(d, J=7.4 Hz, 1H), 7.82(d, J=8.3 Hz, 1H), 7.80—7.73(m, 2H), 7.67(d, J=7.3 Hz, 1H), 7.43(t, J=7.3 Hz, 1H), 6.66(s, 1H), 2.12(s, 3H) | 169.64, 164.77, 163.19, 138.61, 136.72, 134.21, 133.37, 131.44, 130.66, 128.78, 125.97, 125.41, 124.07, 120.33, 118.97, 71.25, 20.45 |
Compd. | 1H NMR(400 MHz), δa | 13C NMR(100 MHz), δb |
6f | 8.68(s, 1H), 8.06(d, J=8.7 Hz, 1H), 7.91(dd, J=8.0, 4.7 Hz, 4H), 7.60(dd, J=8.9, 5.5 Hz, 4H), 7.48(dd, J=16.5, 8.6 Hz, 3H), 6.70(s, 1H) | 167.03, 164.66, 163.18, 137.41, 134.97, 133.97, 132.64, 132.58, 131.28, 130.58, 130.27, 130.22, 128.64, 128.54, 127.08, 124.93, 124.41, 121.63, 119.63, 71.37 |
6g | 8.74(s, 1H), 8.04(d, J=8.7 Hz, 1H), 7.87(dd, J=5.1, 3.2 Hz, 2H), 7.80(d, J=8.2 Hz, 2H), 7.63—7.56(m, 3H), 7.48(dd, J=8.4, 3.6 Hz, 1H), 7.22(d, J=8.0 Hz, 2H), 6.65(s, 1H), 2.41(s, 3H) | 167.35, 165.12, 163.71, 143.83, 137.90, 135.44, 134.39, 133.03, 131.70, 130.98, 130.63, 129.60, 129.09, 127.85, 127.59, 125.47, 124.82, 122.06, 120.11, 71.82, 21.65 |
6h | 8.57(s, 1H), 8.08(d, J=8.7 Hz, 1H), 7.93(dd, J=14.0, 5.6 Hz, 4H), 7.64(tt, J=7.4, 4.1 Hz, 3H), 7.57—7.50(m, 1H), 6.95(d, J=8.8 Hz, 2H), 6.72(s, 1H), 3.90(s, 3H) | 166.96, 165.17, 163.80, 163.45, 138.04, 135.51, 134.39, 133.02, 131.80, 131.03, 130.64, 129.63, 129.12, 125.53, 124.85, 122.94, 122.11, 120.25, 114.22, 71.93, 55.52 |
6i | 11.43(s, 1H), 9.17(s, 1H), 8.88(d, J=4.0 Hz, 1H), 8.44—8.28(m, 1H), 8.14(dd, J=8.7, 2.9 Hz, 1H), 8.03—7.98(m, 2H), 7.91(dd, J=8.7, 2.6 Hz, 1H), 7.82(t, J=7.0 Hz, 1H), 7.76(t, J=7.3 Hz, 1H), 7.67(d, J=3.0 Hz, 1H), 7.59(d, J=7.4 Hz, 1H), 6.85(s, 1H) | 165.14, 164.78, 162.24, 153.25, 148.63, 138.34, 135.68, 135.58, 134.26, 133.75, 131.19, 130.89, 129.62, 128.06, 125.78, 124.31, 123.99, 122.41, 120.46, 99.50, 71.46 |
6j | 10.60(s, 1H), 8.06(d, J=8.7 Hz, 1H), 7.95(d, J=7.9 Hz, 2H), 7.83(t, J=7.5 Hz, 2H), 7.76(d, J=7.1 Hz, 1H), 7.64(d, J=7.5 Hz, 1H), 6.64(s, 1H), 2.11(s, 3H) | 169.93, 164.86, 162.14, 138.25, 135.48, 134.07, 133.63, 131.04, 130.83, 129.59, 127.93, 125.93, 124.18, 122.34, 120.50, 71.18, 20.34 |
Table 2 1H NMR and 13C NMR data of compounds 5a—5f and 6a—6j
Compd. | 1H NMR(400 MHz), δa | 13C NMR(100 MHz), δb |
---|---|---|
5a | 8.27(d, J=7.9 Hz, 1H), 8.16(dd, J=7.8, 1.4 Hz, 1H), 8.02(d, J=7.6 Hz, 1H), 7.89(d, J=6.7 Hz, 1H), 7.76—7.69(m, 1H), 7.59(t, J=7.3 Hz, 1H), 7.50(d, J=6.8 Hz, 1H), 7.37(dd, J=12.5, 4.7 Hz, 1H), 7.26(d, J=8.3 Hz, 1H), 7.08—7.00(m, 2H), 6.84(s, 1H), 6.58(s, 2H), 6.37(s, 1H) | 165.40, 154.72, 146.89, 133.95, 133.55, 131.48, 129.96, 128.73, 128.44, 126.23, 124.86, 123.93, 121.46, 121.08, 119.97, 118.94, 113.90, 113.54, 72.60 |
5b | 8.27(d, J=8.1 Hz, 1H), 8.16(dd, J=7.8, 1.3 Hz, 1H), 8.02(d, J=7.5 Hz, 1H), 7.91(d, J=7.5 Hz, 1H), 7.75—7.66(m, 1H), 7.59(t, J=7.4 Hz, 1H), 7.52(t, J=7.4 Hz, 1H), 7.41—7.32(m, 1H), 6.63(d, J=6.4 Hz, 3H), 6.56(s, 2H), 6.37(s, 1H), 3.69(s, 3H) | 165.89, 154.99, 138.81, 137.43, 134.36, 133.16, 131.98, 130.42, 129.17, 126.89, 125.32, 124.38, 121.46, 120.43, 115.99, 114.32, 112.90, 107.73, 73.05, 55.48 |
5c | 8.27(d, J=8.1 Hz, 1H), 8.15(d, J=9.2 Hz, 1H), 8.03(d, J=7.6 Hz, 1H), 7.84(d, J=7.0 Hz, 1H), 7.77—7.69(m, 1H), 7.61(t, J=7.5 Hz, 1H), 7.52(dd, J=13.2, 6.2 Hz, 1H), 7.37(t, J=7.3 Hz, 1H), 7.02(d, J=2.9 Hz, 2H), 6.81(s, 1H), 6.52(d, J=6.5 Hz, 2H), 6.36(s, 1H) | 166.32, 165.78, 146.09, 138.54, 137.51, 134.59, 133.27, 132.00, 130.59, 129.24, 128.94, 126.91, 126.53, 125.42, 124.56, 120.54, 118.37, 115.69, 73.08 |
5d | 8.24(d, J=8.5 Hz, 1H), 8.11(d, J=2.1 Hz, 1H), 8.02(d, J=7.5 Hz, 1H), 7.89(s, 1H), 7.66(dd, J=8.7, 2.1 Hz, 1H), 7.60(t, J=7.2 Hz, 1H), 7.51(s, 1H), 7.08(t, J=25.5 Hz, 2H), 6.85(s, 2H), 6.57(s, 2H), 6.37(s, 1H) | 165.29, 164.67, 138.01, 135.45, 135.42, 133.82, 132.87, 131.20, 130.53, 130.10, 128.49, 128.41, 126.34, 124.02, 121.63, 121.41, 113.94, 113.92, 72.58 |
5e | 8.23(d, J=8.7 Hz, 1H), 8.11(d, J=2.4 Hz, 1H), 8.01(d, J=7.5 Hz, 1H), 7.90(d, J=7.4 Hz, 1H), 7.66(dd, J=8.7, 2.5 Hz, 1H), 7.60(t, J=7.4 Hz, 1H), 7.53(t, J=7.4 Hz, 1H), 6.63(dd, J=36.5, 30.4 Hz, 5H), 6.36(s, 1H), 3.69(s, 3H) | 165.31, 154.60, 138.11, 133.76, 132.87, 131.18, 130.49, 130.08, 128.35, 126.45, 123.98, 121.38, 115.51, 113.85, 72.39, 54.98 |
5f | 8.23(d, J=8.6 Hz, 1H), 8.10(d, J=2.4 Hz, 1H), 8.02(d, J=7.6 Hz, 1H), 7.84(d, J=6.4 Hz, 1H), 7.67(dd, J=8.7, 2.4 Hz, 1H), 7.61(t, J=7.4 Hz, 1H), 7.53(d, J=6.9 Hz, 1H), 7.01(d, J=6.3 Hz, 2H), 6.84(s, 1H), 6.50(d, J=5.4 Hz, 2H), 6.35(s, 1H) | 165.23, 145.27, 137.81, 135.42, 133.99, 133.00, 131.16, 130.61, 130.25, 128.38, 126.52, 126.09, 124.15, 121.49, 115.12, 72.44 |
6a | 11.18(s, 1H), 8.13—8.08(m, 1H), 8.08—8.01(m, 3H), 7.99(d, J=7.4 Hz, 1H), 7.85(s, 1H), 7.81(d, J=8.0 Hz, 1H), 7.76(d, J=7.2 Hz, 1H), 7.69(d, J=7.3 Hz, 1H), 7.61(t, J=7.6 Hz, 2H), 7.51(d, J=7.5 Hz, 1H), 7.46(t, J=7.6 Hz, 1H), 6.84(s, 1H) | 166.34, 164.79, 163.41, 138.65, 136.79, 134.34, 133.45, 132.67, 131.52, 131.31, 130.71, 128.84, 127.71, 127.40, 125.56, 125.51, 124.20, 120.39, 118.98, 71.51 |
6b | 8.33(s, 1H), 8.14(dd, J=7.6, 5.2 Hz, 2H), 8.01—7.96(m, 1H), 7.86(d, J=8.0 Hz, 2H), 7.73—7.68(m, 1H), 7.66—7.59(m, 2H), 7.56(d, J=6.2 Hz, 1H), 7.37(d, J=7.7 Hz, 1H), 7.32(d, J=7.8 Hz, 2H), 6.82(s, 1H), 2.47(s, 3H) | 167.33, 164.92, 164.04, 143.35, 137.85, 136.61, 133.92, 132.35, 131.84, 130.05, 129.20, 129.12, 127.75, 127.12, 125.01, 124.96, 124.34, 120.18, 118.62, 71.61, 21.18 |
6c | 11.02(s, 1H), 8.10(d, J=7.9 Hz, 1H), 8.05(d, J=7.7 Hz, 1H), 8.00(t, J=8.1 Hz, 3H), 7.84—7.78(m, 2H), 7.77—7.73(m, 1H), 7.47(d, J=7.3 Hz, 2H), 7.14(d, J=8.8 Hz, 2H), 6.82(s, 1H), 3.88(s, 3H) | 164.77, 163.51, 162.64, 138.73, 136.79, 135.24, 134.28, 134.18, 133.39, 131.54, 130.67, 129.73, 128.85, 125.46, 124.16, 123.41, 120.34, 119.06, 114.07, 71.53, 55.51 |
6d | 9.20(s, 1H), 8.91—8.75(m, 2H), 8.33(dt, J=7.9, 1.7 Hz, 1H), 8.12(t, J=7.6 Hz, 2H), 7.97(d, J=8.6 Hz, 1H), 7.71(t, J=7.7 Hz, 1H), 7.63(dd, J=5.5, 3.2 Hz, 2H), 7.50(d, J=7.9 Hz, 2H), 7.36(t, J=7.9 Hz, 1H), 6.79(s, 1H) | 165.65, 164.92, 163.92, 152.94, 147.75, 137.54, 136.55, 135.40, 134.15, 132.48, 131.76, 130.26, 129.12, 126.75, 125.09, 124.71, 124.50, 123.50, 120.27, 118.35, 71.57 |
6e | 10.52(s, 1H), 8.06(d, J=8.3 Hz, 1H), 8.01(d, J=7.5 Hz, 1H), 7.96(d, J=7.4 Hz, 1H), 7.82(d, J=8.3 Hz, 1H), 7.80—7.73(m, 2H), 7.67(d, J=7.3 Hz, 1H), 7.43(t, J=7.3 Hz, 1H), 6.66(s, 1H), 2.12(s, 3H) | 169.64, 164.77, 163.19, 138.61, 136.72, 134.21, 133.37, 131.44, 130.66, 128.78, 125.97, 125.41, 124.07, 120.33, 118.97, 71.25, 20.45 |
Compd. | 1H NMR(400 MHz), δa | 13C NMR(100 MHz), δb |
6f | 8.68(s, 1H), 8.06(d, J=8.7 Hz, 1H), 7.91(dd, J=8.0, 4.7 Hz, 4H), 7.60(dd, J=8.9, 5.5 Hz, 4H), 7.48(dd, J=16.5, 8.6 Hz, 3H), 6.70(s, 1H) | 167.03, 164.66, 163.18, 137.41, 134.97, 133.97, 132.64, 132.58, 131.28, 130.58, 130.27, 130.22, 128.64, 128.54, 127.08, 124.93, 124.41, 121.63, 119.63, 71.37 |
6g | 8.74(s, 1H), 8.04(d, J=8.7 Hz, 1H), 7.87(dd, J=5.1, 3.2 Hz, 2H), 7.80(d, J=8.2 Hz, 2H), 7.63—7.56(m, 3H), 7.48(dd, J=8.4, 3.6 Hz, 1H), 7.22(d, J=8.0 Hz, 2H), 6.65(s, 1H), 2.41(s, 3H) | 167.35, 165.12, 163.71, 143.83, 137.90, 135.44, 134.39, 133.03, 131.70, 130.98, 130.63, 129.60, 129.09, 127.85, 127.59, 125.47, 124.82, 122.06, 120.11, 71.82, 21.65 |
6h | 8.57(s, 1H), 8.08(d, J=8.7 Hz, 1H), 7.93(dd, J=14.0, 5.6 Hz, 4H), 7.64(tt, J=7.4, 4.1 Hz, 3H), 7.57—7.50(m, 1H), 6.95(d, J=8.8 Hz, 2H), 6.72(s, 1H), 3.90(s, 3H) | 166.96, 165.17, 163.80, 163.45, 138.04, 135.51, 134.39, 133.02, 131.80, 131.03, 130.64, 129.63, 129.12, 125.53, 124.85, 122.94, 122.11, 120.25, 114.22, 71.93, 55.52 |
6i | 11.43(s, 1H), 9.17(s, 1H), 8.88(d, J=4.0 Hz, 1H), 8.44—8.28(m, 1H), 8.14(dd, J=8.7, 2.9 Hz, 1H), 8.03—7.98(m, 2H), 7.91(dd, J=8.7, 2.6 Hz, 1H), 7.82(t, J=7.0 Hz, 1H), 7.76(t, J=7.3 Hz, 1H), 7.67(d, J=3.0 Hz, 1H), 7.59(d, J=7.4 Hz, 1H), 6.85(s, 1H) | 165.14, 164.78, 162.24, 153.25, 148.63, 138.34, 135.68, 135.58, 134.26, 133.75, 131.19, 130.89, 129.62, 128.06, 125.78, 124.31, 123.99, 122.41, 120.46, 99.50, 71.46 |
6j | 10.60(s, 1H), 8.06(d, J=8.7 Hz, 1H), 7.95(d, J=7.9 Hz, 2H), 7.83(t, J=7.5 Hz, 2H), 7.76(d, J=7.1 Hz, 1H), 7.64(d, J=7.5 Hz, 1H), 6.64(s, 1H), 2.11(s, 3H) | 169.93, 164.86, 162.14, 138.25, 135.48, 134.07, 133.63, 131.04, 130.83, 129.59, 127.93, 125.93, 124.18, 122.34, 120.50, 71.18, 20.34 |
Entry | Catalyst | Catalyst loading(%, molar fraction) | Solvent | Volume ratio of EtOH to H2O | Yieldb(%) |
---|---|---|---|---|---|
1 | — | — | EtOH/H2O | 1:1 | Trace |
2 | Nano TiO2 | 5 | EtOH | — | 32 |
3 | Nano TiO2 | 5 | MeOH | — | 20 |
4 | Nano TiO2 | 5 | H2O | — | 40 |
5 | Nano TiO2 | 5 | EtOH/H2O | 5:1 | 55 |
6 | Nano TiO2 | 5 | EtOH/H2O | 3:1 | 64 |
7 | Nano TiO2 | 5 | EtOH/H2O | 1:1 | 89 |
8 | Nano TiO2 | 5 | EtOH/H2O | 1:3 | 71 |
9 | Nano TiO2 | 5 | EtOH/H2O | 1:5 | 40 |
10 | Nano TiO2 | 3 | EtOH/H2O | 1:1 | 66 |
11 | Nano TiO2 | 8 | EtOH/H2O | 1:1 | 89 |
12 | Nano TiO2 | 10 | EtOH/H2O | 1:1 | 89 |
13 | Nano TiO2 | 12 | EtOH/H2O | 1:1 | 89 |
Table 3 Optimization of the reaction conditionsa
Entry | Catalyst | Catalyst loading(%, molar fraction) | Solvent | Volume ratio of EtOH to H2O | Yieldb(%) |
---|---|---|---|---|---|
1 | — | — | EtOH/H2O | 1:1 | Trace |
2 | Nano TiO2 | 5 | EtOH | — | 32 |
3 | Nano TiO2 | 5 | MeOH | — | 20 |
4 | Nano TiO2 | 5 | H2O | — | 40 |
5 | Nano TiO2 | 5 | EtOH/H2O | 5:1 | 55 |
6 | Nano TiO2 | 5 | EtOH/H2O | 3:1 | 64 |
7 | Nano TiO2 | 5 | EtOH/H2O | 1:1 | 89 |
8 | Nano TiO2 | 5 | EtOH/H2O | 1:3 | 71 |
9 | Nano TiO2 | 5 | EtOH/H2O | 1:5 | 40 |
10 | Nano TiO2 | 3 | EtOH/H2O | 1:1 | 66 |
11 | Nano TiO2 | 8 | EtOH/H2O | 1:1 | 89 |
12 | Nano TiO2 | 10 | EtOH/H2O | 1:1 | 89 |
13 | Nano TiO2 | 12 | EtOH/H2O | 1:1 | 89 |
Entry | Compd. | R1 | R2 | R3 | Yield*(%) |
---|---|---|---|---|---|
1 | 5a | H | H | — | 89 |
2 | 5b | H | OCH3 | — | 93 |
3 | 5c | H | Cl | — | 85 |
4 | 5d | Cl | H | — | 80 |
5 | 5e | Cl | OCH3 | — | 85 |
6 | 5f | Cl | Cl | — | 80 |
7 | 6a | H | — | Ph | 83 |
8 | 6b | H | — | 4-CH3-Ph | 91 |
9 | 6c | H | — | 4-OCH3-Ph | 90 |
10 | 6d | H | — | 3-Pyridyl | 79 |
11 | 6e | H | — | CH3 | 80 |
12 | 6f | Cl | — | Ph | 81 |
13 | 6g | Cl | — | 4-CH3-Ph | 87 |
14 | 6h | Cl | — | 4-OCH3-Ph | 87 |
15 | 6i | Cl | — | 3-Pyridyl | 73 |
16 | 6j | Cl | — | CH3 | 79 |
Table 4 One-pot synthesis of isoindolo[2,1-a]quinazolinone and quinazolino[2,1-b] phthalazine-5,8-dione derivatives
Entry | Compd. | R1 | R2 | R3 | Yield*(%) |
---|---|---|---|---|---|
1 | 5a | H | H | — | 89 |
2 | 5b | H | OCH3 | — | 93 |
3 | 5c | H | Cl | — | 85 |
4 | 5d | Cl | H | — | 80 |
5 | 5e | Cl | OCH3 | — | 85 |
6 | 5f | Cl | Cl | — | 80 |
7 | 6a | H | — | Ph | 83 |
8 | 6b | H | — | 4-CH3-Ph | 91 |
9 | 6c | H | — | 4-OCH3-Ph | 90 |
10 | 6d | H | — | 3-Pyridyl | 79 |
11 | 6e | H | — | CH3 | 80 |
12 | 6f | Cl | — | Ph | 81 |
13 | 6g | Cl | — | 4-CH3-Ph | 87 |
14 | 6h | Cl | — | 4-OCH3-Ph | 87 |
15 | 6i | Cl | — | 3-Pyridyl | 73 |
16 | 6j | Cl | — | CH3 | 79 |
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