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一种氮杂环卡宾催化的含环丙烷骨架烯酮化合物的制备方法及用途

2022-06-22 22:48:01 来源:中国专利 TAG:


1.本发明涉及一种氮杂环卡宾有机小分子催化合成含环丙烷骨架烯酮化合物的制备方法及用途


背景技术:

2.环丙基羰基衍生物广泛存在于具有生物活性的天然产物中,在药物研究和农药开发中具有重要应用(chem.rev.2003,103,1625-1648.j. med.chem.2016,59,8712-8756.)。例如,s-生物烯丙菊酯和氯氟氰菊酯是商品化的杀虫剂,西司他丁钠是一种流行的抗生素药物,盐酸米那普仑是一种抗抑郁药,也可用于治疗纤维肌痛症状。具有多种功能的环丙基羰基衍生物的高效合成方法受到了广泛的关注。
3.氮杂环卡宾(nhc)有机催化在过去的二十年里得到了广泛的研究,酮类化合物是合成化学和生物学研究中最重要的功能分子之一。在氮杂环卡宾催化领域,非环状酮类化合物大多数都是通过单电子转移反应(j.am.chem.soc.2019,141,3854-3858.angew.chem.int. ed.2020,59,9143-9148.)和setter反应(j.am.chem.soc.2011,133, 10402-10405.angew.chem.int.ed.2011,50,11782-11785.)来制备。环状酮类化合物研究较多,大多数反应都是通过亲核取代反应 (angew.chem.int.ed.2016,55,268-272.angew.chem.int.ed.2017, 56,7402-7406.)来制备。据我们所知,氮杂环卡宾催化的羰基亲核取代反应生成非环状酮类化合物还未报道过。


技术实现要素:

4.本发明的目的是为了设计合成出一类结构新颖、底物普适性好和高非对映选择性的环丙烷骨架烯酮化合物,并进一步发掘其在生物活性方面的用途。
5.本发明的一类含环丙烷骨架烯酮化合物,如下述通式(1)表示:
[0006][0007]
其中r1为苯基、取代苯基或噻吩,r2为苯基、取代苯基、2-萘基或2-噻吩。
[0008]
所述取代苯基原子为卤原子,甲基,甲氧基。
[0009]
所述卤原子为氟、氯或溴。
[0010]
反应通式及过程如下:
[0011][0012][0013]
所述的反应底物1-环丙基甲醛的合成路线如下:将取代的2-溴代苯乙酮s1溶解于丙酮溶液中,再加入二甲基硫,室温搅拌过夜,产生白色固体,抽滤,旋干的固体溶于水中,将氢氧化钠的水溶液缓慢加入体系中,室温搅拌4小时,用二氯甲烷多次萃取,合并有机相,无水硫酸钠干燥,旋干得到产物s2;将丙烯醛溶解于二氯甲烷中,加入分子筛和s2化合物,45摄氏度回流3-4小时,冷却至室温后旋干溶液,经柱层析分离(洗脱剂为石油醚和乙酸乙酯)可得到产物s3。
[0014][0015]
所述的反应底物取代磺酰亚胺的合成路线如下:在120摄氏度下,将取代的苯乙酮s4,对甲苯磺酰胺和钛酸四乙酯加入甲苯溶剂中回流4-6小时,tcl跟踪检测,反应完后,冷却至室温,用乙酸乙酯稀释,饱和碳酸氢钠水溶液淬灭后,硅藻土抽滤,滤液旋干,经柱层析分离(洗脱剂为石油醚和乙酸乙酯)可得到产物s5。
[0016][0017]
本发明的有益效果是:具有简单结构单元的反应物分子取代1
‑ꢀ
环丙基甲醛和取代磺酰亚胺能有效地在氮杂环卡宾的催化作用下,高效的制备含环丙烷骨烯酮化合物,并具有底物普适性好(22个化合物)、优异的产率和高非对映选择性(收率最高为94%,dr值》20:1,例如i
3e
)等优点。
具体实施方式
[0018][0019]
以下介绍本发明的实施例,介绍22个制备实施例
[0020]
1-环丙基甲醛的合成路线:
[0021]
将取代的2-溴代苯乙酮s1溶解于丙酮溶液中,再加入二甲基硫,室温搅拌过夜,产生白色固体,抽滤,旋干的固体溶于水中,将氢氧化钠的水溶液缓慢加入体系中,室温搅拌4小时,用二氯甲烷多次萃取,合并有机相,无水硫酸钠干燥,旋干得到产物s2;将丙烯醛溶解于二氯甲烷中,加入分子筛和s2化合物,45摄氏度回流3-4 小时,冷却至室温后旋干溶液,经柱层析分离(洗脱剂为石油醚和乙酸乙酯)可得到产物s3。
[0022][0023]
磺酰亚胺的合成路线:
[0024]
在120摄氏度下,将取代的苯乙酮s4,对甲苯磺酰胺和钛酸四乙酯加入甲苯溶剂中回流4-6小时,tcl跟踪检测,反应完后,冷却至室温,用乙酸乙酯稀释,饱和碳酸氢钠水溶液淬灭后,硅藻土抽滤,滤液旋干,经柱层析分离(洗脱剂为石油醚和乙酸乙酯)可得到产物 s5。
[0025][0026]
制备实施例1
[0027]
制备n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-苯基丙-1-烯
ꢀ‑
1-基)-4-甲基苯磺酰胺(i3):
[0028][0029]
制备实施方法和条件如下:
[0030]
分别称取0.20mmol取代1-环丙基甲醛1,0.1mmol取代磺酰亚胺2、0.02mmol氮杂环卡宾催化剂f(9.6mg),0.12mmol碳酸铯 (39.1mg),0.02mmol三氟甲磺酸锌(7.2mg),100mg分子筛和0.20mmoldq氧化剂(81.7mg)加入配有磁力搅拌子的4.0ml反应瓶中,加入2.0ml二氯甲烷,轻轻晃动反应壁,使其充分混匀,35 摄氏度搅拌反应17h。tlc监测反应完毕后旋干,干法上样,通过柱层析分离(洗脱剂极性石油醚:乙酸乙酯=10:1),得到目标化合物i3,称量后计算相应的产率,化合物通过熔点仪,核磁共振仪nmr 和高分辨质谱仪hrms予以表征。
[0031]
n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3a
)
[0032][0033]1h nmr(400mhz,cdcl3)δ12.18(s,1h),8.02

8.00(m,1h),7.63
–ꢀ
7.59(m,1h),7.51(t,j=7.6hz,2h),7.46

7.41(m,1h),7.36(dd,j= 8.4,1.9hz,2h),7.32

7.25(m,4h),7.15(d,j=8.1hz,2h),5.72(s, 1h),3.31

3.24(m,1h),2.57

2.51(m,1h),2.35(s,3h),1.71

1.64 (m,2h).
[0034]
13
c nmr(101mhz,cdcl3)δ198.3,197.3,155.5,144.2,137.0,136.7, 133.5,133.3,130.8,129.4,129.0,128.7,128.3,127.9,127.5,108.4,33.0, 28.6,21.6,20.3.
[0035]
hrms(esi,m/z)calcd.for c
26h22
no4sna

:468.1240,found: 468.1232.
[0036]
制备实施例2
[0037]
取代基r1为4-och
3-ph,r2为ph,制备实施方法和条件同总实施例 i;
[0038]
n-((z)-3-((1r,2r)-2-(4-甲氧基苯甲酰基)环丙基)-3-氧代-1-苯基丙-1
‑ꢀ
烯-1-基)-4-甲基苯磺酰胺(i
3b
)
[0039][0040]1h nmr(400mhz,cdcl3)δ12.19(s,1h),8.03

7.98(m,2h),7.46
–ꢀ
7.40(m,1h),7.36(d,j=8.3hz,2h),7.33

7.25(m,4h),7.15(d,j= 8.1hz,2h),7.00

6.95(m,2h),5.72(s,1h),3.89(s,3h),3.27

3.20 (m,1h),2.52(td,j=7.3,3.7hz,1h),2.36(s,3h),1.68

1.61(m,2h).
[0041]
13
c nmr(101mhz,cdcl3)δ198.6,195.5,163.9,155.3,144.2,136.7, 133.4,130.8,130.6,130.0,129.4,129.0,127.9,127.5,113.9,108.5,55.6, 32.8,28.4,21.6,20.1.
[0042]
hrms(esi,m/z)calcd.for c
27h24
no5sna

:498.1346,found: 498.1346.
[0043]
制备实施例3
[0044]
取代基r1为4-ch
3-ph,r2为ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-(4-甲基苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯
ꢀ‑
1-基)苯磺酰胺(i
3c
)
[0045][0046]1h nmr(400mhz,cdcl3)δ12.18(s,1h), 7.95

7.87(m,2h),7.46

7.40(m,1h),7.38

7.33(m,2h),7.33

7.25(m,6h),7.15(d,j=8.2hz,2h),5.72(s,1h),3.29

3.22(m,1h), 2.57

2.50(m,1h),2.43(s,3h),2.35(s,3h),1.68

1.62(m,2h).
[0047]
13
c nmr(101mhz,cdcl3)δ198.5,196.8,155.4,144.4,144.2,136.7, 134.5,133.4,130.8,129.4,129.4,129.0,128.4,127.9,127.5,108.5,32.9, 28.6,21.7,21.6,
20.2.
[0048]
hrms(esi,m/z)calcd.for c
27h24
no4sna

:482.1397,found:482.1397.
[0049]
制备实施例4
[0050]
取代基r1为3-och
3-ph,r2为ph,制备实施方法和条件同总实施例 i;
[0051]
n-((z)-3-((1r,2r)-2-(3-甲氧基苯甲酰基)环丙基)-3-氧代-1-苯基丙-1
‑ꢀ
烯-1-基)-4-甲基苯磺酰胺(i
3d
)
[0052][0053]
(dt,j=7.7,1.3hz,1h),7.49(dd,j=2.7,1.6hz,1h),7.46

7.39(m, 2h),7.38

7.33(m,2h),7.33

7.26(m,4h),7.18

7.13(m,3h),5.72 (s,1h),3.86(s,3h),3.28

3.22(m,1h),2.57

2.50(m,1h),2.35(s, 3h),1.69

1.64(m,2h).
[0054]
13
c nmr(101mhz,cdcl3)δ198.3,197.1,159.9,155.5,144.2,138.3, 136.7,133.3,130.8,129.8,129.4,129.0,127.9,127.5,121.0,120.0, 112.5,108.4,55.5,33.1,28.8,21.6,20.3.
[0055]
hrms(esi,m/z)calcd.for c
27h24
no5sna

:498.1346,found: 498.1342.
[0056]
制备实施例5
[0057]
取代基r1为2-och
3-ph,r2为ph,制备实施方法和条件同总实施例 i;
[0058]
n-((z)-3-((1r,2r)-2-(2-甲氧基苯甲酰基)环丙基)-3-氧代-1-苯基丙-1
‑ꢀ
烯-1-基)-4-甲基苯磺酰胺(i
3e
)
[0059][0060]1h nmr(400mhz,cdcl3)δ12.22(s,1h),7.60 (dd,j=7.7,1.9hz,1h),7.52

7.46(m,1h),7.46

7.40(m,1h),7.38
–ꢀ
7.33(m,2h),7.33

7.26(m,4h),7.17

7.12(m,2h),7.04

6.97(m, 2h),5.72(s,1h),3.87(s,3h),3.36

3.29(m,1h),2.50

2.44(m,1h), 2.37(s,3h),1.75

1.67(m,1h),1.67

1.61(m,1h).
[0061]
13
c nmr(101mhz,cdcl3)δ199.4,198.8,158.9,155.0,144.1,136.8, 133.9,133.4,130.7,130.3,129.4,129.0,128.3,127.9,127.5,120.7, 111.7,108.6,55.7,33.7,21.6,19.8.
[0062]
hrms(esi,m/z)calcd.for c
27h24
no5sna

:498.1346,found: 498.1349.
[0063]
制备实施例6
[0064]
取代基r1为4-br-ph,r2为ph,制备实施方法和条件同总实施例i;n-((z)-3-((1r,2r)-2-(4-溴苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3f
)
[0065][0066]1h nmr(400mhz,cdcl3)δ12.19(s,1h),7.87(d,j=8.5hz,2h), 7.64(d,j=8.4hz,2h),7.43(t,j=7.3hz,1h),7.36(d,j=8.3hz,2h), 7.30(t,j=7.7hz,2h),7.25(dd,j=8.5,1.5hz,2h),7.16(d,j=8.3hz, 2h),5.71(s,1h),3.25

3.18(m,1h),2.57

2.50(m,1h),2.37(s,3h), 1.72

1.62(m,2h).
[0067]
13
c nmr(101mhz,cdcl3)δ198.0,196.3,155.7,144.2,136.7,135.7, 133.3,132.1,130.8,129.8,129.4,129.0,128.8,127.9,127.5,108.2,33.1, 28.4,21.6,20.4.
[0068]
hrms(esi,m/z)calcd.for c
26h21
no4sbrna

:546.0345,found: 546.0343.
[0069]
制备实施例7
[0070]
取代基r1为4-cl-ph,r2为ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-(4-氯苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3g
)
[0071][0072]1h nmr(400mhz,cdcl3)δ12.19(s,1h),7.98

7.93(m,2h),7.50
–ꢀ
7.41(m,3h),7.38

7.34(m,2h),7.30(dd,j=8.6,6.9hz,2h),7.26

7.23(m,2h),7.15(d,j=8.1hz,2h),5.71(s,1h),3.25

3.19(m,1h), 2.57

2.51(m,1h),2.37(s,3h),1.71

1.63(m,2h).
[0073]
13
c nmr(101mhz,cdcl3)δ198.1,196.1,155.7,144.2,140.0,136.7, 135.3,133.3,130.8,129.7,129.4,129.1,129.0,127.9,127.5,108.2,33.1, 28.4,21.6,20.4.
[0074]
hrms(esi,m/z)calcd.for c
26h21
no4sclna

:502.0850,found: 502.0847.
[0075]
制备实施例8
[0076]
取代基r1为4-f-ph,r2为ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-(4-氟苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3h
)
[0077][0078]1h nmr(400mhz,cdcl3)δ12.19(s,1h),8.08

8.02(m,2h),7.48

7.40(m,1h),7.36(d,j=8.3hz,2h),7.30(t,j=7.7hz,2h),7.25(dd, j=8.3,1.3hz,2h),7.21

7.12(m,4h),5.71(s,1h),3.27

3.19(m, 1h),2.59

2.50(m,1h),2.37(s,3h),1.71

1.62(m,2h).
[0079]
13
c nmr(101mhz,cdcl3)δ198.2,195.7,166.0(d,j=255.6hz), 155.7,144.2,136.7,133.4(d,j=3.1hz),133.3,131.0(d,j=9.4hz), 130.8,129.4,129.0,127.9,127.5,115.9(d,j=22.0hz),108.3,33.0, 28.4,21.6,20.3.
[0080]
19
f nmr(377mhz,cdcl3)δ-104.4.
[0081]
hrms(esi,m/z)calcd.for c
26h21
no4sfna

:486.1146,found: 486.1146.
[0082]
制备实施例9
[0083]
取代基r1为3-br-ph,r2为ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,
2r)-2-(3-溴苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3i
)
[0084][0085]
j=1.8hz,1h),7.93(dt,j=7.7,1.3hz,1h),7.75

7.70(m,1h),7.45
ꢀ–
7.40(m,1h),7.40

7.33(m,3h),7.32

7.25(m,4h),7.15(d,j=8.1 hz,2h),5.71(s,1h),3.24

3.17(m,1h),2.58

2.52(m,1h),2.35(s, 3h),1.72

1.62(m,2h).
[0086]
13
c nmr(101mhz,cdcl3)δ197.9,196.0,155.8,144.2,138.7,136.7, 136.3,133.3,131.3,130.8,130.3,129.4,129.0,127.9,127.5,126.9, 123.1,108.2,33.2,28.5,21.6,20.6.
[0087]
hrms(esi,m/z)calcd.for c
26h21
no4sbrna

:546.0345,found: 546.0340.
[0088]
制备实施例10
[0089]
取代基r1为3-cl-ph,r2为ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-(3-氯苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3j
)
[0090][0091]
j=1.9hz,1h),7.89(dt,j=7.7,1.4hz,1h),7.61

7.56(m,1h),7.48
ꢀ–
7.41(m,2h),7.39

7.34(m,2h),7.34

7.25(m,4h),7.16(d,j=8.1 hz,2h),5.71(s,1h),3.25

3.18(m,1h),2.59

2.52(m,1h),2.36(s, 3h),1.72

1.64(m,2h).
[0092]
13
c nmr(101mhz,cdcl3)δ198.0,196.2,155.8,144.3,138.5,136.7, 135.1,133.4,133.3,130.8,130.1,129.4,129.0,128.4,127.9,127.6, 126.4,108.2,33.2,28.5,21.6,20.5.
[0093]
hrms(esi,m/z)calcd.for c
26h21
no4sclna

:502.0850,found: 502.0846.
[0094]
制备实施例11
[0095]
取代基r1为2-cl-ph,r2为ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-(2-氯苯甲酰基)环丙基)-3-氧代-1-苯基丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3k
)
[0096][0097]1h nmr(400mhz,cdcl3)δ12.15(s,1h),7.54

7.50(m,1h),7.47
–ꢀ
7.42(m,3h),7.37

7.33(m,3h),7.32

7.26(m,4h),7.16(d,j=8.1 hz,2h),5.73(s,1h),3.12

3.05(m,1h),2.61

2.55(m,1h),2.38(s, 3h),1.76

1.70(m,2h).
[0098]
13
c nmr(101mhz,cdcl3)δ199.8,197.5,155.4,143.9,138.6,136.5, 133.1,132.1,131.4,130.6,130.4,129.4,129.2,128.8,127.7,127.3, 126.8,108.1,34.1,32.8,
21.4,20.5.
[0099]
hrms(esi,m/z)calcd.for c
26h21
no4sclna

:502.0850,found: 502.0845.
[0100]
制备实施例12
[0101]
取代基r1为噻吩,r2为ph,制备实施方法和条件同总实施例i; 4-甲基-n-((z)-3-氧代-1-苯基-3-((1r,2r)-2-(噻吩-2-羰基)环丙基)1-烯
ꢀ‑
1-基)苯磺酰胺(i
3l
)
[0102][0103]1h nmr(400mhz,cdcl3)δ12.16(s,1h),7.87(dd,j=3.9,1.1hz, 1h),7.70(dd,j=4.9,1.1hz,1h),7.46

7.41(m,1h),7.38

7.34(m, 2h),7.33

7.26(m,4h),7.19(dd,j=4.9,3.8hz,1h),7.18

7.14(m, 2h),5.71(s,1h),3.16

3.10(m,1h),2.57

2.51(m,1h),2.37(s,3h), 1.70

1.63(m,2h).
[0104]
13
c nmr(101 mhz,cdcl3)δ198.2,189.6,155.6,144.2,144.2,136.7, 134.5,133.3,132.6,130.8,129.4,129.0,128.4,127.9,127.5,108.4,32.7, 29.4,21.6,19.9.
[0105]
hrms(esi,m/z)calcd.for c
24h20
no4s2na

:474,0804,found: 474,0805.
[0106]
制备实施例13
[0107]
取代基r1为ph,r2为4-br-ph,制备实施方法和条件同总实施例i;n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-1-(4-溴苯基)-3-氧代丙基-1-烯
ꢀ‑
1-基)-4-甲基苯磺酰胺(i
3m
)
[0108][0109]1h nmr(400mhz,cdcl3)δ12.07(s,1h), 8.03

7.99(m,2h),7.65

7.59(m,1h),7.55

7.48(m,2h),7.48

7.43(m,2h),7.41

7.36(m,2h),7.21

7.13(m,4h),5.71(s,1h),3.29
ꢀ–
3.24(m,1h),2.57

2.52(m,1h),2.35(s,3h),1.70

1.63(m,2h).
[0110]
13
c nmr(101mhz,cdcl3)δ198.4,197.1,154.0,144.4,136.9,136.6, 133.6,132.3,131.2,130.5,129.5,128.8,128.3,127.5,125.5,108.8,33.0, 28.8,21.6,20.4.
[0111]
hrms(esi,m/z)calcd.for c
26h21
no4sbrna

:546.0345,found: 546.0342.
[0112]
制备实施例14
[0113]
取代基r1为ph,r2为4-cl-ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-1-(4-氯苯基)-3-氧代丙基-1-烯
ꢀ‑
1-基)-4-甲基苯磺酰胺(i
3n
)
[0114][0115]1h nmr(400mhz,cdcl3)δ12.08(s,1h),8.04

7.99(m,2h),7.64
–ꢀ
7.59(m,1h),7.51(dd,j=8.4,7.0hz,2h),7.41

7.36(m,2h),7.32
–ꢀ
7.27(m,2h),7.25

7.20(m,2h),7.18(d,j=8.1hz,2h),5.71(s,1h), 3.30

3.24(m,1h),2.58

2.51(m,1h),2.35(s,3h),1.70

1.64(m, 2h).
[0116]
13
c nmr(101mhz,cdcl3)δ198.4,197.1,154.0,144.4,137.1,136.9, 136.6,
133.6,131.8,130.3,129.5,128.8,128.3,128.3,127.5,108.8,33.0, 28.8,21.6,20.4.
[0117]
hrms(esi,m/z)calcd.for c
26h21
no4sclna

:502.0850,found: 502.0849.
[0118]
制备实施例15
[0119]
取代基r1为ph,r2为4-och
3-ph,制备实施方法和条件同总实施例 i;
[0120]
n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-1-(4-甲氧基苯基)-3-氧代丙基
ꢀ‑
1-烯-1-基)-4-甲基苯磺酰胺(i
3o
)
[0121][0122]1h nmr(400mhz,cdcl3)δ12.09(s,1h),8.03

7.98(m,2h),7.64
–ꢀ
7.58(m,1h),7.54

7.47(m,2h),7.40

7.35(m,2h),7.30

7.27(m, 2h),7.17

7.12(m,2h),6.86

6.81(m,2h),5.71(s,1h),3.85(d,j=2.0hz,3h),3.28

3.21(m,1h),2.56

2.49(m,1h),2.33(s,3h),1.67
ꢀ–
1.63(m,2h).
[0123]
13
c nmr(101mhz,cdcl3)δ198.1,197.4,162.0,155.3,144.1,137.0, 136.5,133.5,130.8,129.3,128.7,128.3,127.5,125.6,113.4,108.1,55.4, 33.0,28.6,21.5,20.2.
[0124]
hrms(esi,m/z)calcd.for c
27h24
no5sna

:498.1346,found: 498.1349.
[0125]
制备实施例16
[0126]
取代基r1为ph,r2为4-ch
3-ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-(对甲苯基)丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3p
)
[0127][0128]1h nmr(400mhz,cdcl3)δ12.12(s,1h), 8.01(dt,j=7.1,1.4hz,2h),7.63

7.58(m,1h),7.50(dd,j=8.4,7.0 hz,2h),7.40

7.36(m,2h),7.23

7.18(m,2h),7.14(dd,j=12.0,8.0 hz,4h),5.72(s,1h),3.29

3.22(m,1h),2.56

2.50(m,1h),2.38(s, 3h),2.34(s,3h),1.69

1.62(m,2h).
[0129]
13
c nmr(101mhz,cdcl3)δ198.2,197.3,155.7,144.1,141.4,137.0, 136.7,133.5,130.6,129.3,129.0,128.7,128.7,128.3,127.5,108.3,33.0, 28.6,21.6,21.5,20.2.
[0130]
hrms(esi,m/z)calcd.for c
27h24
no4sna

:482.1397,found:482.1392.
[0131]
制备实施例17
[0132]
取代基r1为ph,r2为3-br-ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-1-(3-溴苯基)-3-氧代丙基-1-烯
ꢀ‑
1-基)-4-甲基苯磺酰胺(i
3q
)
[0133]
7.99(m,2h),7.64

7.58(m,1h),7.56

7.47(m,3h),7.40

7.36(m, 2h),7.29(dt,j=7.7,1.4hz,1h),7.24

7.17(m,3h),7.15(t,j=1.8 hz,1h),5.70(s,1h),3.32

3.25(m,1h),2.59

2.53(m,1h),2.38(s, 3h),1.71

1.66(m,2h).
[0134]
13
c nmr(101mhz,cdcl3)δ198.4,197.1,153.5,144.6,136.9,136.6, 135.2,133.5,133.5,131.5,129.6,129.6,128.8,128.3,127.8,127.5, 121.9,108.5,33.0,28.8,21.6,20.4.
[0135]
hrms(esi,m/z)calcd.for c
26h21
no4sbrna

:546.0345,found: 546.0338.
[0136]
制备实施例18
[0137]
取代基r1为ph,r2为3-ch
3-ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-(间甲苯基)丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3r
)
[0138]
(reactionmixture);
[0139]1h nmr(400mhz,cdcl3)δ12.20(s,1h),8.05

7.98(m,2h),7.64
–ꢀ
7.57(m,1h),7.54

7.47(m,2h),7.41

7.35(m,2h),7.25

7.13(m, 4h),7.08(dt,j=6.9,1.9hz,1h),6.99

6.94(m,1h),5.72(s,1h),3.31
ꢀ–
3.25(m,1h),2.58

2.51(m,1h),2.36(s,3h),2.26(s,3h),1.71
–ꢀ
1.65(m,2h).
[0140]
13
c nmr(101mhz,cdcl3)δ198.3,197.3,155.8,144.1,137.6,137.0, 136.9,133.5,133.3,131.5,129.5,129.3,128.7,128.3,127.9,127.6, 126.1,108.2,33.0,28.6,21.5,21.2,20.2.
[0141]
hrms(esi,m/z)calcd.for c
27h24
no4sna

:482.1397,found:482.1398.
[0142]
制备实施例19
[0143]
取代基r1为ph,r2为2-cl-ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-1-(2-氯苯基)-3-氧代丙基-1-烯
ꢀ‑
1-基)-4-甲基苯磺酰胺(i
3s
)
[0144][0145]1h nmr(400mhz,cdcl3)δ12.46(s,1h),8.06

8.00(m,2h),7.64
–ꢀ
7.57(m,1h),7.50(dd,j=8.4,7.0hz,2h),7.38

7.30(m,3h),7.26
–ꢀ
7.19(m,2h),7.19

7.12(m,3h),5.60(s,1h),3.36

3.30(m,1h),2.59
ꢀ–
2.52(m,1h),2.39(s,3h),1.75

1.67(m,2h).
[0146]
13
c nmr(101mhz,cdcl3)δ198.5,197.2,151.6,144.4,137.0,136.7, 133.5,
133.4,131.5,131.4,131.0,129.4,129.4,128.7,128.3,127.7, 126.0,107.4,33.0,28.7,21.6,20.3.
[0147]
hrms(esi,m/z)calcd.for c
26h21
no4sclna

:502.0850,found: 502.0850.
[0148]
制备实施例20
[0149]
取代基r1为ph,r2为2-ch
3-ph,制备实施方法和条件同总实施例i; n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-(邻甲苯基)丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3t
)
[0150][0151]1h nmr(400mhz,cdcl3)δ12.56(s,1h),8.07

8.00(m,2h),7.65
–ꢀ
7.58(m,1h),7.50(dd,j=8.3,7.0hz,2h),7.30

7.26(m,3h),7.14(d, j=8.1hz,2h),7.09(d,j=7.6hz,1h),7.03(t,j=7.5hz,1h),6.79 (dd,j=7.6,1.4hz,1h),5.52(s,1h),3.37

3.31(m,1h),2.56

2.50 (m,1h),2.39(s,3h),2.07(s,3h),1.76

1.66(m,2h).
[0152]
13
c nmr(101mhz,cdcl3)δ198.5,197.3,155.2,144.2,137.1,137.0, 136.9,133.5,132.1,129.9,129.8,129.4,129.3,128.7,128.3,127.8, 124.8,106.6,32.9,28.5,21.6,20.3,19.5.
[0153]
hrms(esi,m/z)calcd.for c
27h24
no4sna

:482.1397,found:482.1403.
[0154]
制备实施例21
[0155]
取代基r1为ph,r2为噻吩,制备实施方法和条件同总实施例i;
[0156]
n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-(噻吩-2-基)丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3u
)
[0157][0158]1h nmr(400mhz,cdcl3)δ11.99(s,1h),8.02

7.98(m,2h),7.64
–ꢀ
7.59(m,1h),7.54

7.48(m,3h),7.46

7.41(m,3h),7.15(d,j=8.1 hz,2h),7.07(dd,j=5.1,3.8hz,1h),5.88(s,1h),3.27

3.19(m,1h), 2.56

2.48(m,1h),2.31(s,3h),1.67

1.61(m,2h).
[0159]
13
c nmr(101mhz,cdcl3)δ198.0,197.2,147.8,144.3,136.9,135.9, 134.5,133.5,132.9,129.7,129.4,128.8,128.3,128.0,127.6,108.3,33.0, 28.7,21.5,20.3.
[0160]
hrms(esi,m/z)calcd.for c
24h20
no4s2na

:474,0804,found: 474,0808.
[0161]
制备实施例22
[0162]
取代基r1为ph,r2为萘基,制备实施方法和条件同总实施例i;
[0163]
n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-1-(萘-2-基)-3-氧代丙-1-烯-1
‑ꢀ
基)-4-甲基苯磺酰胺(i
3v
)
[0164]
[0165]1h nmr(400mhz,cdcl3)δ12.21(s,1h),8.05

8.00(m,2h),7.85 (dd,j=8.0,1.4hz,1h),7.78(d,j=8.6hz,1h),7.74

7.67(m,2h), 7.65

7.59(m,1h),7.58

7.49(m,4h),7.41(dd,j=8.5,1.8hz,1h), 7.36

7.31(m,2h),7.13

7.06(m,2h),5.85(s,1h),3.33

3.27(m, 1h),2.62

2.55(m,1h),2.33(s,3h),1.73

1.66(m,2h).
[0166]
13
c nmr(101mhz,cdcl3)δ198.3,197.3,155.4,144.2,137.0,136.8, 134.3,133.5,132.3,130.9,129.4,129.4,129.1,128.8,128.6,128.3, 127.8,127.6,127.6,126.7,125.8,109.0,33.1,28.7,21.5,20.3.
[0167]
hrms(esi,m/z)calcd.for c
30h24
no4sna

:518.1397,found: 518.1395.
[0168]
以下提供本发明n-((z)-3-((1r,2r)-2-苯甲酰基环丙基)-3-氧代-1-苯基丙-1-烯-1-基)-4-甲基苯磺酰胺共22个制备实施例抑菌活性测试:
[0169]
(1)测试方法
[0170]
采用菌丝生长速率法,测试了目标化合物对辣椒炭疽病菌(c. capsici)的抑制活性,具体操作步骤如下:
[0171]
a.先将马铃薯洗净削皮,切成小块丁状,用天平称取200g,放入锅中,加入1l的自来水,打开电磁炉煮沸后改小火慢煮,大致20min 后用玻璃棒轻戳土豆块,当土豆块松软后关火,用4层纱布过滤除去土豆块,剩余液体补齐至1l后重新倒入锅中。分别称取琼脂粉和葡萄糖20g加入锅中,搅拌直至全部溶解。
[0172]
b.将配置好的pda培养基分装于三角瓶中,50ml的三角瓶分装量为45ml,在分装过程中,应注意勿使培养基沾污瓶口或管口,以免造成污染。所有三角瓶用无菌封口膜封好,放置在121℃湿热灭菌锅中灭菌20min,取出保存备用。
[0173]
c.将所有化合物各称取4.0mg装入2ml离心管中,再加入40μl 的dmso溶解配成浓度为100000μg/ml的母液,再加入760μl 0.1%吐温80,得浓度为5000μg/ml的药液,备用。
[0174]
d.在超净台中,准备好培养皿、1ml枪头、移液枪、牙签/接菌针、打孔器、0.1%吐温80等,以上材料均需经灭菌处理。
[0175]
e.用微波炉将已配置好的pda培养基充分溶解,放到超净台中,在紫外灭菌条件下使pda培养基冷却至50℃左右,用50ml离心管量取45mlpda培养基,用移液枪移取450ul的药液至45mlpda培养基,摇匀,得到稀释100倍的含药培养基即50μg/ml的含药培养基,分装至三个平板。
[0176]
f.待培养基冷却凝固后使用接种针进行接菌。在室温条件下培养3-5d,待空白对照组中菌丝长到培养基的三分之二大小时开始测量,利用十字交叉法测量三个菌落直径数据,取其平均数,计算每个药剂在不同浓度下对菌丝生长的抑制率,具体抑制率算法如下:
[0177][0178]
(2)抗植物病菌的生物活性测试结果
[0179]
表1 实施例i
3a-i
3v
制备的化合物设定浓度下分别对辣椒炭疽病菌的抑制率
[0180]
[0181][0182]
通过菌丝生长速率法,我们将所获得的烯酮化合物i3进行初步的离体抑菌活性测试,辣椒炭疽病菌(c.capsici)以商品药嘧菌酯 (azoxystrobin)和咪鲜胺(prochloraz)作为对照药,用dmso作为空白对照用,三组平行实验取其平均值。初步生物活性测试表明在浓度为50μg/ml下,化合物i
3s
和i
3t
表现出了一定的抑菌活性,可作为潜在的抑植物病菌药物,具有较好应用前景。
[0183]
综合如上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,任何未脱离本发明技术方案内容,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。
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