高等学校化学学报 ›› 2021, Vol. 42 ›› Issue (9): 2766.doi: 10.7503/cjcu20210313
收稿日期:
2021-05-06
出版日期:
2021-09-10
发布日期:
2021-09-08
通讯作者:
陈伟
E-mail:chenweicstq@163.com
基金资助:
ZUO Huailong1, LEI Simin1, ZHANG Rui1, LI Yuxin2, CHEN Wei1()
Received:
2021-05-06
Online:
2021-09-10
Published:
2021-09-08
Contact:
CHEN Wei
E-mail:chenweicstq@163.com
Supported by:
摘要:
利用仿生合成的策略, 通过合理的药效团拼接, 将二苯醚结构单元引入3,4-二氢异喹啉母核中, 设计合成了15个新型的异喹啉衍生物; 经核磁共振波谱和高分辨质谱确定了其结构. 离体抑菌活性测试结果显示, 在50 mg/L的测试浓度下, 化合物Ic, Ie和Il对苹果轮纹病菌和小麦纹枯病菌的抑制率均超过93.0%, 优于血根碱并与百菌清相当. 化合物Il对小麦赤霉病菌的抑菌率为83.3%, 远优于血根碱(64.2%)和百菌清(57.7%). 另外, 化合物Il对5种病菌的抑制率高于血根碱.
中图分类号:
TrendMD:
左怀龙, 雷思敏, 张锐, 李玉新, 陈伟. 新型异喹啉衍生物的设计合成及抑菌活性. 高等学校化学学报, 2021, 42(9): 2766.
ZUO Huailong, LEI Simin, ZHANG Rui, LI Yuxin, CHEN Wei. Design, Synthesis and Antifungal Activity of Novel Isoquinoline Derivatives. Chem. J. Chinese Universities, 2021, 42(9): 2766.
Compd. | Appearance | Yield(%) | m. p./℃ | HRMS(cacld.), m/z[M-Br-]+ |
---|---|---|---|---|
Ia | Light yellow solid | 69.0 | 222—225 | 314.1539(314.1540) |
Ib | Light yellow solid | 66.6 | 187—188 | 330.1472(330.1489) |
Ic | Light yellow solid | 61.9 | 173—175 | 368.1275(368.1257) |
Id | Light yellow solid | 80.2 | 205—207 | 345.1235(345.1234) |
Ie | Light yellow solid | 63.9 | 238—240 | 325.1336(325.1336) |
If | Light yellow solid | 46.9 | 201—203 | 358.1418(358.1438) |
Ig | Light yellow solid | 67.5 | 221—223 | 376.1756(376.1696) |
Ih | Light yellow solid | 43.0 | 171—173 | 318.1282(318.1289) |
Ii | Light yellow solid | 43.7 | 238—240 | 336.1162(336.1194) |
Ij | Light yellow solid | 76.6 | 195—198 | 300.1357(300.1383) |
Ik | Light yellow solid | 65.0 | 217—219 | 334.0993(334.0994) |
Il | Light yellow solid | 77.9 | 173—175 | 300.1357(300.1383) |
Im | Light yellow solid | 75.9 | 203—205 | 334.0979(334.0994) |
In | Light yellow solid | 71.3 | 194—196 | 316.1157(316.1155) |
Io | Light yellow solid | 80.8 | 170—173 | 348.1059(348.1053) |
Table 1 Appearance, yields, melting points and HRMS data of target compounds Ia—Io
Compd. | Appearance | Yield(%) | m. p./℃ | HRMS(cacld.), m/z[M-Br-]+ |
---|---|---|---|---|
Ia | Light yellow solid | 69.0 | 222—225 | 314.1539(314.1540) |
Ib | Light yellow solid | 66.6 | 187—188 | 330.1472(330.1489) |
Ic | Light yellow solid | 61.9 | 173—175 | 368.1275(368.1257) |
Id | Light yellow solid | 80.2 | 205—207 | 345.1235(345.1234) |
Ie | Light yellow solid | 63.9 | 238—240 | 325.1336(325.1336) |
If | Light yellow solid | 46.9 | 201—203 | 358.1418(358.1438) |
Ig | Light yellow solid | 67.5 | 221—223 | 376.1756(376.1696) |
Ih | Light yellow solid | 43.0 | 171—173 | 318.1282(318.1289) |
Ii | Light yellow solid | 43.7 | 238—240 | 336.1162(336.1194) |
Ij | Light yellow solid | 76.6 | 195—198 | 300.1357(300.1383) |
Ik | Light yellow solid | 65.0 | 217—219 | 334.0993(334.0994) |
Il | Light yellow solid | 77.9 | 173—175 | 300.1357(300.1383) |
Im | Light yellow solid | 75.9 | 203—205 | 334.0979(334.0994) |
In | Light yellow solid | 71.3 | 194—196 | 316.1157(316.1155) |
Io | Light yellow solid | 80.8 | 170—173 | 348.1059(348.1053) |
Compd. | 1H NMR(CDCl3, 400 MHz, TMS), δ | 13C NMR(CDCl3, 100 MHz, TMS), δ |
---|---|---|
Ia | 10.32(s, 1H), 8.46(d, J=7.3 Hz, 1H), 8.11—8.03(m, 2H), 7.73(td, J=7.6, 1.1 Hz, 1H), 7.42(t, J=7.6 Hz, 1H), 7.42—7.35(m, 3H), 7.31(d, J=7.6 Hz, 1H), 7.13(dd, J=7.8, 1.9 Hz, 1H), 7.03—6.97(m, 2H), 4.61(t, J=7.9 Hz, 2H), 3.52(t, J=7.9 Hz, 2H), 2.32(s, 3H) | 165.4, 158.9, 154.9, 150.5, 136.2, 134.1, 132.8, 130.3, 130.2, 128.6, 128.2, 128.1, 126.2, 119.2, 109.2, 108.7, 105.0, 53.6, 28.0, 20.9 |
Ib | 10.33(s, 1H), 8.45(d, J=7.3 Hz, 1H), 8.11—8.03(m, 2H), 7.72(td, J=7.6, 1.1 Hz, 1H), 7.44(t, J=7.6 Hz, 1H), 7.41—7.34(m, 3H), 7.30(d, J=7.6 Hz, 1H), 7.13(dd, J=7.8, 1.9 Hz, 1H), 7.03—6.97(m, 2H), 4.60(t, J=7.9 Hz, 2H), 3.71(s, 3H), 3.51(t, J=7.9 Hz, 2H) | 159.4, 155.9, 155.8, 150.2, 136.0, 135.0, 133.3, 130.3, 129.0, 128.4, 126.5, 126.1, 124.5, 120.6, 120.5, 114.9, 114.8, 55.7, 53.4, 28.4 |
Ic | 10.39(s, 1H), 8.45(d, J=7.6 Hz, 1H), 7.93(dd, J=8.1, 1.8 Hz, 1H), 7.70(td, J=7.6, 1.2 Hz, 1H), 7.61(d, J=8.6 Hz, 2H), 7.56—7.49(m, 2H), 7.43(t, J=7.1 Hz, 1H), 7.37(d, J=7.6 Hz, 1H), 7.15(d, J=8.5 Hz, 2H), 7.11(dd, J=8.2, 1.9 Hz, 1H), 4.56(t, J=7.9 Hz, 2H), 3.50(t, J=7.9 Hz, 2H) | 166.6, 158.8, 157.4, 143.7, 139.0, 136.9, 136.3, 132.0, 128.90, 128.08, 127.6(JC—F=23.7 Hz), 126.1(JC—F=273 Hz), 125.71, 125.3, 121.5, 119.2, 118.6, 113.5, 51.8, 25.9 |
Id | 10.45(s, 1H), 8.45(d, J=7.7 Hz, 1H), 8.25—8.18(m, 2H), 7.95(dd, J=8.1, 2.2 Hz, 1H), 7.78—7.68(m, 2H), 7.61(t, J=8.2 Hz, 1H), 7.45(t, J=7.7 Hz, 1H), 7.38(d, J=7.6 Hz, 1H), 7.19—7.14(m, 3H), 4.60(t, J=7.9 Hz, 2H), 3.53(t, J=7.9 Hz, 2H) | 166.9, 161.7, 156.4, 144.0, 143.7, 139.2, 137.0, 136.4, 132.3, 129.1, 128.2, 126.4, 125.8, 122.6, 119.5, 118.6, 114.7, 77.2, 51.9, 26.0 |
Ie | 10.41(s, 1H), 8.44(d, J=7.2 Hz, 1H), 7.90(dd, J=8.1, 1.8 Hz, 1H), 7.73(td, J=7.6, 1.3 Hz, 1H), 7.66—7.60(m, 3H), 7.56(t, J=8.2 Hz, 1H), 7.44(t, J=7.6, Hz, 1H), 7.38(d, J=7.6 Hz, 1H), 7.20—7.13(m, 3H), 4.56(t, J=7.9 Hz, 2H), 3.51(t, J=7.9 Hz, 2H) | 168.0, 148.1, 136.3, 135.9, 135.1, 134.1, 134.0, 133.8, 130.7, 130.4, 129.2, 128.6, 128.2, 127.8, 126.6, 118.9, 117.3, 105.1, 53.2, 22.6 |
If | 10.36(s, 1H), 8.46(d, J=7.1 Hz, 1H), 8.06—7.99(m, 2H), 7.96(dd, J=8.2, 1.6 Hz, 1H), 7.71(td, J=7.6, 1.4 Hz, 1H), 7.58—7.50(m, 2H), 7.44(t, J=7.1 Hz, 1H), 7.37(d, J=7.6 Hz, 1H), 7.13(dd, J=7.9, 1.9 Hz, 1H), 7.09—7.04(m, 2H), 4.55(t, J=7.9 Hz, 2H), 3.88(s, 3H), 3.50(t, J=7.9 Hz, 2H) | 166.8, 150.3, 136.4, 136.1, 133.9, 131.8, 131.7, 130.6, 128.6, 128.6, 128.1, 126.3, 117.3, 116.8, 111.4, 110.9, 107.3, 106.3, 53.4, 52.1, 27.0 |
Ig | 10.30(s, 1H), 8.46(d, J=7.7 Hz, 1H), 7.86(dd, J=7.8, 2.1 Hz,1H), 7.71—7.62(m, 1H), 7.57—7.52(m, 3H), 7.51—7.50(m, 1H), 7.49—7.45(m, 2H), 7.42—7.37(m, 3H), 7.35(d, J=7.6 Hz, 1H), 7.33—7.29(m, 1H), 7.11—7.04(m, 3H), 4.52(t, J=7.9 Hz, 2H), 3.47(t, J=7.9 Hz, 2H) | 166.4, 158.8, 155.1, 143.6, 140.1, 139.0, 137.7, 136.9, 136.4, 131.9, 128.9, 128.9, 128.8, 128.2, 127.4, 127.0, 125.7, 120.5, 120.2, 117.6, 112.3, 51.9, 26.0 |
Compd. | 1H NMR(CDCl3, 400 MHz, TMS), δ | 13C NMR(CDCl3, 100 MHz, TMS), δ |
Ih | 10.36(s, 1H), 8.50(d, J=7.8 Hz, 1H), 7.84(d, J=7.8, 1.8 Hz, 1H), 7.72(t, J=7.6 Hz, 1H), 7.53—7.45(m, 2H), 7.40—7.35(m, 2H), 7.09—7.07(m, 4H), 7.04(dd, J=8.3, 2.2 Hz, 1H), 4.52(t, J=7.9 Hz, 2H), 3.50(t, J=7.9 Hz, 2H) | 166.6, 159.7(JC—F=243.8 Hz), 159.4, 151.3, 143.7, 139.0, 137.1, 136.2, 132.0, 129.2, 128.1, 125.9, 121.8(JC—F=8.4 Hz), 120.1, 117.3(JC—F=22.1 Hz), 116.9, 111.6, 51.8, 26.1 |
Ii | 10.37(s, 1H), 8.46(d, J=7.7 Hz, 1H), 8.01(dd, J=7.4, 1.9 Hz, 1H), 7.73(td, J=7.6, 1.3 Hz, 1H), 7.63(t, J=2.3 Hz, 1H), 7.56(t, J=8.2 Hz, 1H), 7.45(t, J=7.1 Hz, 1H), 7.40(d, J=7.6 Hz, 1H), 7.14(dd, J=8.2, 2.2 Hz, 1H), 6.62—6.52(m, 3H), 4.59(t, J=7.9 Hz, 2H), 3.54(t, J=7.9 Hz, 2H) | 166.5, 163.7(JC—F=234.0 Hz), 158.1(JC—F=13.7 Hz), 157.00, 143.8, 139, 136.9, 136.4, 132.1, 128.9, 128.1, 125.8, 121.5, 119.1, 113.8, 102.8(JC—F=28.6 Hz), 99.9(JC—F=25.7 Hz), 53.24, 27.61 |
Ij | 10.25(s, 1H), 8.44(d, J=7.8 Hz, 1H), 8.06—7.98(m, 2H), 7.68(td, J=7.6, 1.3 Hz, 1H), 7.44—7.34(m, 4H), 7.22—7.17(m, 1H), 7.07—7.00(m, 4H), 4.57(t, J=7.9 Hz, 2H), 3.49(t, J=7.9 Hz, 2H) | 165.1, 160.2, 155.3, 138.7, 136.8, 136.6, 136.1, 130.3, 129.0, 128.1, 125.8, 125.1, 124.6, 120.3, 118.9, 52.0, 26.1 |
Ik | 10.31(s, 1H), 8.45(d, J=7.6 Hz, 1H), 8.09—8.03(m, 2H), 7.73—7.67(m, 1H), 7.43(t, J=7.6 Hz, 1H), 7.40—7.32(m, 3H), 7.09—7.03(m, 2H), 7.01—6.95(m, 2H), 4.58(t, J=7.9 Hz, 2H), 3.50(t, J=7.9 Hz, 2H) | 165.3, 159.7, 154.0, 138.7, 137.2, 136.6, 136.1, 130.4, 130.2, 128.9, 128.1, 125.8, 124.8, 121.5, 119.1, 52.0, 26.1 |
Il | 10.14(s, 1H), 8.41(d, J=7.7 Hz, 1H), 8.05—8.02(m, 1H), 7.49—7.44(m, 1H), 7.43—7.38(m, 1H), 7.32(t, J=8.3 Hz, 2H), 7.27—7.23(m, 3H), 7.10—7.07(m, 2H), 6.99—6.95(m, 2H), 4.45(t, J=6.8 Hz, 2H), 3.35(t, J=6.8 Hz, 2H) | 193.0, 148.7, 142.9, 141.8, 141.2, 133.8, 133.7, 131.8, 129.7, 128.4, 126.2, 124.8, 122.4, 119.6, 117.3, 116.8, 111.5, 44.8, 33.9 |
Im | 10.25(s, 1H), 8.44(d, J=7.7 Hz, 2H), 8.06—7.98(m, 2H), 7.68(d, J=7.6 Hz, 2H), 7.45—7.38(m, 3H), 7.23—7.17(m, 1H), 7.08—7.00(m, 3H), 4.57(t, J=7.9 Hz, 2H), 3.49(t, J=7.9 Hz, 2H) | 165.1, 160.2, 155.3, 138.7, 136.8, 136.6, 136.1, 130.3, 129.0, 128.1, 125.8, 125.1, 124.6, 120.3, 118.9, 52.0, 26.1 |
In | 9.50(s, 1H), 8.44(d, J=7.7 Hz, 1H), 8.11(dd, J=7.7, 1.3 Hz, 1H), 7.66(td, J=7.7, 1.3 Hz, 1H), 7.53—7.45(m, 1H), 7.44—7.35(m, 3H), 7.31(d, J=7.6 Hz, 1H), 7.23—7.17(m, 3H), 7.15—7.09(m, 2H), 4.34(t, J=7.9 Hz, 2H), 3.39(t, J=7.9 Hz, 2H) | 169.4, 143.2, 138.9, 136.6, 136.3, 134.2, 133.1, 131.8, 130.7, 130.4, 130.3, 130.0, 128.7, 128.4, 128.3, 127.4, 125.3, 53.1, 26.1 |
Io | 10.13(s, 1H), 8.40(d, J=7.7 Hz, 1H), 8.05—8.02(m, 1H), 7.77—7.72(m, 2H), 7.54—7.52(m, 2H), 7.50—7.45(m, 1H), 7.43—7.38(m, 2H), 7.37—7.29(m, 2H), 7.05—7.01(m, 2H), 4.42(t, J=5.8 Hz, 2H), 3.26(t, J=5.7 Hz, 2H) | 193.2, 146.9, 142.1, 141.1, 135.5, 134.7, 134.2, 134.1, 133.1, 132.1, 130.7, 129.1, 127.5, 126.8, 121.2, 116.3, 112.5, 44.3, 32.8 |
Table 2 1H NMR and 13C NMR data of target compounds Ia—Io
Compd. | 1H NMR(CDCl3, 400 MHz, TMS), δ | 13C NMR(CDCl3, 100 MHz, TMS), δ |
---|---|---|
Ia | 10.32(s, 1H), 8.46(d, J=7.3 Hz, 1H), 8.11—8.03(m, 2H), 7.73(td, J=7.6, 1.1 Hz, 1H), 7.42(t, J=7.6 Hz, 1H), 7.42—7.35(m, 3H), 7.31(d, J=7.6 Hz, 1H), 7.13(dd, J=7.8, 1.9 Hz, 1H), 7.03—6.97(m, 2H), 4.61(t, J=7.9 Hz, 2H), 3.52(t, J=7.9 Hz, 2H), 2.32(s, 3H) | 165.4, 158.9, 154.9, 150.5, 136.2, 134.1, 132.8, 130.3, 130.2, 128.6, 128.2, 128.1, 126.2, 119.2, 109.2, 108.7, 105.0, 53.6, 28.0, 20.9 |
Ib | 10.33(s, 1H), 8.45(d, J=7.3 Hz, 1H), 8.11—8.03(m, 2H), 7.72(td, J=7.6, 1.1 Hz, 1H), 7.44(t, J=7.6 Hz, 1H), 7.41—7.34(m, 3H), 7.30(d, J=7.6 Hz, 1H), 7.13(dd, J=7.8, 1.9 Hz, 1H), 7.03—6.97(m, 2H), 4.60(t, J=7.9 Hz, 2H), 3.71(s, 3H), 3.51(t, J=7.9 Hz, 2H) | 159.4, 155.9, 155.8, 150.2, 136.0, 135.0, 133.3, 130.3, 129.0, 128.4, 126.5, 126.1, 124.5, 120.6, 120.5, 114.9, 114.8, 55.7, 53.4, 28.4 |
Ic | 10.39(s, 1H), 8.45(d, J=7.6 Hz, 1H), 7.93(dd, J=8.1, 1.8 Hz, 1H), 7.70(td, J=7.6, 1.2 Hz, 1H), 7.61(d, J=8.6 Hz, 2H), 7.56—7.49(m, 2H), 7.43(t, J=7.1 Hz, 1H), 7.37(d, J=7.6 Hz, 1H), 7.15(d, J=8.5 Hz, 2H), 7.11(dd, J=8.2, 1.9 Hz, 1H), 4.56(t, J=7.9 Hz, 2H), 3.50(t, J=7.9 Hz, 2H) | 166.6, 158.8, 157.4, 143.7, 139.0, 136.9, 136.3, 132.0, 128.90, 128.08, 127.6(JC—F=23.7 Hz), 126.1(JC—F=273 Hz), 125.71, 125.3, 121.5, 119.2, 118.6, 113.5, 51.8, 25.9 |
Id | 10.45(s, 1H), 8.45(d, J=7.7 Hz, 1H), 8.25—8.18(m, 2H), 7.95(dd, J=8.1, 2.2 Hz, 1H), 7.78—7.68(m, 2H), 7.61(t, J=8.2 Hz, 1H), 7.45(t, J=7.7 Hz, 1H), 7.38(d, J=7.6 Hz, 1H), 7.19—7.14(m, 3H), 4.60(t, J=7.9 Hz, 2H), 3.53(t, J=7.9 Hz, 2H) | 166.9, 161.7, 156.4, 144.0, 143.7, 139.2, 137.0, 136.4, 132.3, 129.1, 128.2, 126.4, 125.8, 122.6, 119.5, 118.6, 114.7, 77.2, 51.9, 26.0 |
Ie | 10.41(s, 1H), 8.44(d, J=7.2 Hz, 1H), 7.90(dd, J=8.1, 1.8 Hz, 1H), 7.73(td, J=7.6, 1.3 Hz, 1H), 7.66—7.60(m, 3H), 7.56(t, J=8.2 Hz, 1H), 7.44(t, J=7.6, Hz, 1H), 7.38(d, J=7.6 Hz, 1H), 7.20—7.13(m, 3H), 4.56(t, J=7.9 Hz, 2H), 3.51(t, J=7.9 Hz, 2H) | 168.0, 148.1, 136.3, 135.9, 135.1, 134.1, 134.0, 133.8, 130.7, 130.4, 129.2, 128.6, 128.2, 127.8, 126.6, 118.9, 117.3, 105.1, 53.2, 22.6 |
If | 10.36(s, 1H), 8.46(d, J=7.1 Hz, 1H), 8.06—7.99(m, 2H), 7.96(dd, J=8.2, 1.6 Hz, 1H), 7.71(td, J=7.6, 1.4 Hz, 1H), 7.58—7.50(m, 2H), 7.44(t, J=7.1 Hz, 1H), 7.37(d, J=7.6 Hz, 1H), 7.13(dd, J=7.9, 1.9 Hz, 1H), 7.09—7.04(m, 2H), 4.55(t, J=7.9 Hz, 2H), 3.88(s, 3H), 3.50(t, J=7.9 Hz, 2H) | 166.8, 150.3, 136.4, 136.1, 133.9, 131.8, 131.7, 130.6, 128.6, 128.6, 128.1, 126.3, 117.3, 116.8, 111.4, 110.9, 107.3, 106.3, 53.4, 52.1, 27.0 |
Ig | 10.30(s, 1H), 8.46(d, J=7.7 Hz, 1H), 7.86(dd, J=7.8, 2.1 Hz,1H), 7.71—7.62(m, 1H), 7.57—7.52(m, 3H), 7.51—7.50(m, 1H), 7.49—7.45(m, 2H), 7.42—7.37(m, 3H), 7.35(d, J=7.6 Hz, 1H), 7.33—7.29(m, 1H), 7.11—7.04(m, 3H), 4.52(t, J=7.9 Hz, 2H), 3.47(t, J=7.9 Hz, 2H) | 166.4, 158.8, 155.1, 143.6, 140.1, 139.0, 137.7, 136.9, 136.4, 131.9, 128.9, 128.9, 128.8, 128.2, 127.4, 127.0, 125.7, 120.5, 120.2, 117.6, 112.3, 51.9, 26.0 |
Compd. | 1H NMR(CDCl3, 400 MHz, TMS), δ | 13C NMR(CDCl3, 100 MHz, TMS), δ |
Ih | 10.36(s, 1H), 8.50(d, J=7.8 Hz, 1H), 7.84(d, J=7.8, 1.8 Hz, 1H), 7.72(t, J=7.6 Hz, 1H), 7.53—7.45(m, 2H), 7.40—7.35(m, 2H), 7.09—7.07(m, 4H), 7.04(dd, J=8.3, 2.2 Hz, 1H), 4.52(t, J=7.9 Hz, 2H), 3.50(t, J=7.9 Hz, 2H) | 166.6, 159.7(JC—F=243.8 Hz), 159.4, 151.3, 143.7, 139.0, 137.1, 136.2, 132.0, 129.2, 128.1, 125.9, 121.8(JC—F=8.4 Hz), 120.1, 117.3(JC—F=22.1 Hz), 116.9, 111.6, 51.8, 26.1 |
Ii | 10.37(s, 1H), 8.46(d, J=7.7 Hz, 1H), 8.01(dd, J=7.4, 1.9 Hz, 1H), 7.73(td, J=7.6, 1.3 Hz, 1H), 7.63(t, J=2.3 Hz, 1H), 7.56(t, J=8.2 Hz, 1H), 7.45(t, J=7.1 Hz, 1H), 7.40(d, J=7.6 Hz, 1H), 7.14(dd, J=8.2, 2.2 Hz, 1H), 6.62—6.52(m, 3H), 4.59(t, J=7.9 Hz, 2H), 3.54(t, J=7.9 Hz, 2H) | 166.5, 163.7(JC—F=234.0 Hz), 158.1(JC—F=13.7 Hz), 157.00, 143.8, 139, 136.9, 136.4, 132.1, 128.9, 128.1, 125.8, 121.5, 119.1, 113.8, 102.8(JC—F=28.6 Hz), 99.9(JC—F=25.7 Hz), 53.24, 27.61 |
Ij | 10.25(s, 1H), 8.44(d, J=7.8 Hz, 1H), 8.06—7.98(m, 2H), 7.68(td, J=7.6, 1.3 Hz, 1H), 7.44—7.34(m, 4H), 7.22—7.17(m, 1H), 7.07—7.00(m, 4H), 4.57(t, J=7.9 Hz, 2H), 3.49(t, J=7.9 Hz, 2H) | 165.1, 160.2, 155.3, 138.7, 136.8, 136.6, 136.1, 130.3, 129.0, 128.1, 125.8, 125.1, 124.6, 120.3, 118.9, 52.0, 26.1 |
Ik | 10.31(s, 1H), 8.45(d, J=7.6 Hz, 1H), 8.09—8.03(m, 2H), 7.73—7.67(m, 1H), 7.43(t, J=7.6 Hz, 1H), 7.40—7.32(m, 3H), 7.09—7.03(m, 2H), 7.01—6.95(m, 2H), 4.58(t, J=7.9 Hz, 2H), 3.50(t, J=7.9 Hz, 2H) | 165.3, 159.7, 154.0, 138.7, 137.2, 136.6, 136.1, 130.4, 130.2, 128.9, 128.1, 125.8, 124.8, 121.5, 119.1, 52.0, 26.1 |
Il | 10.14(s, 1H), 8.41(d, J=7.7 Hz, 1H), 8.05—8.02(m, 1H), 7.49—7.44(m, 1H), 7.43—7.38(m, 1H), 7.32(t, J=8.3 Hz, 2H), 7.27—7.23(m, 3H), 7.10—7.07(m, 2H), 6.99—6.95(m, 2H), 4.45(t, J=6.8 Hz, 2H), 3.35(t, J=6.8 Hz, 2H) | 193.0, 148.7, 142.9, 141.8, 141.2, 133.8, 133.7, 131.8, 129.7, 128.4, 126.2, 124.8, 122.4, 119.6, 117.3, 116.8, 111.5, 44.8, 33.9 |
Im | 10.25(s, 1H), 8.44(d, J=7.7 Hz, 2H), 8.06—7.98(m, 2H), 7.68(d, J=7.6 Hz, 2H), 7.45—7.38(m, 3H), 7.23—7.17(m, 1H), 7.08—7.00(m, 3H), 4.57(t, J=7.9 Hz, 2H), 3.49(t, J=7.9 Hz, 2H) | 165.1, 160.2, 155.3, 138.7, 136.8, 136.6, 136.1, 130.3, 129.0, 128.1, 125.8, 125.1, 124.6, 120.3, 118.9, 52.0, 26.1 |
In | 9.50(s, 1H), 8.44(d, J=7.7 Hz, 1H), 8.11(dd, J=7.7, 1.3 Hz, 1H), 7.66(td, J=7.7, 1.3 Hz, 1H), 7.53—7.45(m, 1H), 7.44—7.35(m, 3H), 7.31(d, J=7.6 Hz, 1H), 7.23—7.17(m, 3H), 7.15—7.09(m, 2H), 4.34(t, J=7.9 Hz, 2H), 3.39(t, J=7.9 Hz, 2H) | 169.4, 143.2, 138.9, 136.6, 136.3, 134.2, 133.1, 131.8, 130.7, 130.4, 130.3, 130.0, 128.7, 128.4, 128.3, 127.4, 125.3, 53.1, 26.1 |
Io | 10.13(s, 1H), 8.40(d, J=7.7 Hz, 1H), 8.05—8.02(m, 1H), 7.77—7.72(m, 2H), 7.54—7.52(m, 2H), 7.50—7.45(m, 1H), 7.43—7.38(m, 2H), 7.37—7.29(m, 2H), 7.05—7.01(m, 2H), 4.42(t, J=5.8 Hz, 2H), 3.26(t, J=5.7 Hz, 2H) | 193.2, 146.9, 142.1, 141.1, 135.5, 134.7, 134.2, 134.1, 133.1, 132.1, 130.7, 129.1, 127.5, 126.8, 121.2, 116.3, 112.5, 44.3, 32.8 |
Compd. | Antifungal activity(%) | |||||
---|---|---|---|---|---|---|
A. solani | F. graminearum | S. sclerotiorum | R. solani | P. piricola | R. cerealis | |
Ia | 17.6 | 27.8 | 14.3 | 22.2 | 52.6 | 52.3 |
Ib | 11.8 | 13.9 | 26.8 | 11.1 | 57.9 | 70.8 |
Ic | 17.6 | 55.6 | 7.1 | 61.1 | 97.4 | 96.9 |
Id | 17.6 | 36.1 | 66.1 | 13.9 | 71.1 | 82.4 |
Ie | 35.3 | 55.6 | 85.7 | 66.7 | 94.7 | 93.8 |
If | 17.6 | 19.4 | 8.9 | 27.8 | 60.5 | 35.4 |
Ig | 35.3 | 47.2 | 48.2 | 55.6 | 57.9 | 93.8 |
Ih | 29.4 | 27.8 | 76.8 | 13.9 | 31.6 | 67.3 |
Ii | 29.4 | 44.4 | 44.6 | 36.1 | 57.9 | 66.2 |
Ij | 17.6 | 22.2 | 39.3 | 11.1 | 84.2 | 36.9 |
Ik | 17.6 | 13.9 | 17.9 | 13.9 | 52.6 | 58.5 |
Il | 64.7 | 83.3 | 91.3 | 91.7 | 94.7 | 96.9 |
Im | 29.4 | 36.1 | 32.1 | 52.8 | 71.1 | 70.8 |
In | 23.5 | 41.7 | 30.4 | 27.8 | 57.9 | 78.5 |
Io | 17.6 | 52.8 | 32.1 | 55.6 | 57.9 | 81.5 |
Chlorothalonil | 90.9 | 57.7 | 100 | 91.1 | 92.3 | 100 |
Sanguinarine | 54.5 | 64.2 | 90.3 | 64.7 | 82.3 | 79.8 |
Table 3 Antifungal activity of compounds Ia—Io(50 mg/L, 72 h)
Compd. | Antifungal activity(%) | |||||
---|---|---|---|---|---|---|
A. solani | F. graminearum | S. sclerotiorum | R. solani | P. piricola | R. cerealis | |
Ia | 17.6 | 27.8 | 14.3 | 22.2 | 52.6 | 52.3 |
Ib | 11.8 | 13.9 | 26.8 | 11.1 | 57.9 | 70.8 |
Ic | 17.6 | 55.6 | 7.1 | 61.1 | 97.4 | 96.9 |
Id | 17.6 | 36.1 | 66.1 | 13.9 | 71.1 | 82.4 |
Ie | 35.3 | 55.6 | 85.7 | 66.7 | 94.7 | 93.8 |
If | 17.6 | 19.4 | 8.9 | 27.8 | 60.5 | 35.4 |
Ig | 35.3 | 47.2 | 48.2 | 55.6 | 57.9 | 93.8 |
Ih | 29.4 | 27.8 | 76.8 | 13.9 | 31.6 | 67.3 |
Ii | 29.4 | 44.4 | 44.6 | 36.1 | 57.9 | 66.2 |
Ij | 17.6 | 22.2 | 39.3 | 11.1 | 84.2 | 36.9 |
Ik | 17.6 | 13.9 | 17.9 | 13.9 | 52.6 | 58.5 |
Il | 64.7 | 83.3 | 91.3 | 91.7 | 94.7 | 96.9 |
Im | 29.4 | 36.1 | 32.1 | 52.8 | 71.1 | 70.8 |
In | 23.5 | 41.7 | 30.4 | 27.8 | 57.9 | 78.5 |
Io | 17.6 | 52.8 | 32.1 | 55.6 | 57.9 | 81.5 |
Chlorothalonil | 90.9 | 57.7 | 100 | 91.1 | 92.3 | 100 |
Sanguinarine | 54.5 | 64.2 | 90.3 | 64.7 | 82.3 | 79.8 |
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