CN115232019B - 一种3-乙酰氨基三氟甲苯类化合物的合成方法 - Google Patents
一种3-乙酰氨基三氟甲苯类化合物的合成方法 Download PDFInfo
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- 238000001308 synthesis method Methods 0.000 title claims abstract description 8
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000005695 Ammonium acetate Substances 0.000 claims abstract description 20
- 235000019257 ammonium acetate Nutrition 0.000 claims abstract description 20
- 229940043376 ammonium acetate Drugs 0.000 claims abstract description 20
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims abstract description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 17
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- 125000000958 aryl methylene group Chemical group 0.000 claims abstract description 10
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims abstract description 4
- VIUDTWATMPPKEL-UHFFFAOYSA-N 3-(trifluoromethyl)aniline Chemical class NC1=CC=CC(C(F)(F)F)=C1 VIUDTWATMPPKEL-UHFFFAOYSA-N 0.000 claims abstract description 3
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- 239000011541 reaction mixture Substances 0.000 claims description 29
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- WOYQFGGEPKZWQM-UHFFFAOYSA-N 4-(4-phenylphenyl)but-3-en-2-one Chemical compound C1=CC(C=CC(=O)C)=CC=C1C1=CC=CC=C1 WOYQFGGEPKZWQM-UHFFFAOYSA-N 0.000 description 3
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- XWXYUMMDTVBTOU-UHFFFAOYSA-N nilutamide Chemical compound O=C1C(C)(C)NC(=O)N1C1=CC=C([N+]([O-])=O)C(C(F)(F)F)=C1 XWXYUMMDTVBTOU-UHFFFAOYSA-N 0.000 description 2
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- HROYTUBGASOINW-UHFFFAOYSA-N 4-(4-ethylphenyl)but-3-en-2-one Chemical compound CCC1=CC=C(C=CC(C)=O)C=C1 HROYTUBGASOINW-UHFFFAOYSA-N 0.000 description 1
- XUJFOSLZQITUOI-UHFFFAOYSA-N 4-(trifluoromethoxy)aniline Chemical compound NC1=CC=C(OC(F)(F)F)C=C1 XUJFOSLZQITUOI-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/10—Preparation of carboxylic acid amides from compounds not provided for in groups C07C231/02 - C07C231/08
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
- C07C213/02—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/52—Radicals substituted by nitrogen atoms not forming part of a nitro radical
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Abstract
本发明公开了一种3‑乙酰氨基三氟甲苯类化合物的合成方法,其是以芳基亚甲基丙酮作为底物,三氟丙酮基吡啶盐作为三氟甲基源,胺类或乙酸铵为氮源、在无任何催化剂的条件下一步合成出3‑乙酰氨基三氟甲苯衍生物或3‑氨基三氟甲苯化合物。该合成方法具有操作简便、条件温和、原料廉价易得、产物多样化等优点。
Description
技术领域
本发明属于有机氟化学合成技术领域,具体涉及一种3-乙酰氨基三氟甲苯类化合物的合成方法。
背景技术
3-乙酰氨基三氟甲苯是一类重要的芳基化合物,也是一种普遍存在于一些生物活性分子、先导化合物和药物分子中的独特结构,如非甾体雄激素受体拮抗剂比卡鲁胺(Bicalutamide)、尼鲁米特(Nilutamide)和恩杂鲁胺(Enzalutamide),处方药氟他胺(Flutamide)以及ARN-509。目前,合成该类化合物的方法主要是利用过渡金属催化偶联法,将氨基或者三氟甲基引入苯环中,而未有利用分子内环化法合成3-(乙酰)氨基三氟甲苯的报道。
发明内容
本发明的目的在于提供一种3-乙酰氨基三氟甲苯类化合物的合成方法,该合成方法具有操作简便、条件温和、原料易得、产物多样化等优点。
为实现上述目的,本发明采用如下技术方案:
一种3-乙酰氨基三氟甲苯类化合物的合成方法,其是以芳基亚甲基丙酮作为底物,三氟丙酮基吡啶盐作为三氟甲基源,乙酸铵或胺类作为氮源,在无催化剂条件下经一步反应,合成出3-乙酰氨基三氟甲苯衍生物或3-氨基三氟甲苯化合物。
所述芳基亚甲基丙酮为下述式1-式18中的任意一种:
。
所述三氟丙酮基吡啶盐为。
所述3-乙酰氨基三氟甲苯衍生物具体为下述式1-式18中的任意一种:
。
所述3-氨基三氟甲苯化合物具体为下述式1-式11中的任意一种:
。
所述3-乙酰氨基三氟甲苯类化合物的合成方法具体是在空气气氛中,将胺类或乙酸铵与芳基亚甲基丙酮、三氟丙酮基吡啶盐和溶剂醋酸混合,磁力搅拌下,经80-120 ℃反应12-36 h后,将反应混合物先用乙酸乙酯稀释,再用饱和碳酸氢钠溶液洗涤,所得有机相经无水MgSO4干燥后过滤并旋蒸除去溶剂,再通过硅胶柱纯化,以得到所述3-乙酰氨基三氟甲苯类化合物。
其中,所用芳基亚甲基丙酮、胺类或乙酸铵、三氟丙酮基吡啶盐的摩尔比为(0.2-1):(1-10):(0.6-5)。
本发明的有益效果在于:
本发明以简单易得的芳基亚甲基丙酮作为底物,以三氟丙酮基吡啶盐为含氟甲基源,与乙酸铵或苯胺进行反应,一步合成3-乙酰氨基三氟甲苯类化合物,其官能团的适应性较好,且具有操作简便、原料易得、产物多样化、一锅法高效合成等优点。
附图说明
图1为本发明合成3-乙酰氨基三氟甲苯类化合物的流程图。
图2为实施例8制得的N-(4'-苯基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺的单晶结构图。
图3为实施例21制得的4'-苯基-N-(4-溴苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺的单晶结构图。
具体实施方式
为了使本发明所述的内容更加便于理解,下面结合具体实施方式对本发明所述的技术方案做进一步的说明,但是本发明不仅限于此。
实施例1
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸溶剂,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺(分离产率75%),其表征数据为:1H NMR(400 MHz, CDCl3) δ8.22 (s, 1H), 7.98 (s, 1H), 7.81 (s, 1H), 7.56 (s, 2H),7.54 (s, 1H), 7.46 – 7.39 (m, 3H), 2.23 (s, 3H). 19F NMR (376 MHz, CDCl3) δ-62.7 (s, 3F). 13C NMR (101 MHz, CDCl3) δ169.2, 143.0,139.3, 139.0, 131.7 (q, J = 32.8 Hz), 129.0, 128.2, 127.1, 123.8 (q, J = 272.7 Hz), 121.6, 119.6 (q, J = 3.7 Hz), 115.4 (q, J = 3.9 Hz), 24.5。
实施例2
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的2-甲基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(2'-甲基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率75%),其表征数据为:1H NMR (400 MHz, CDCl3) δ8.05 (s, 1H), 7.84 (s, 1H), 7.72 (s, 1H), 7.34–7.19 (m, 5H), 2.27 (s, 3H), 2.21 (s, 3H). 19F NMR (376 MHz, CDCl3) δ-62.6 (s,3F).13C NMR (101 MHz, CDCl3) δ168.9, 143.6, 140.0, 138.4, 135.2, 131.1 (q, J =32.5 Hz), 130.5, 129.6, 128.0, 126.0, 123.8 (q, J = 273.2 Hz), 123.6, 121.6(q, J = 3.8 Hz), 115.0 (q, J = 3.8 Hz), 24.5, 20.3。
实施例3
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的3-甲基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(3'-甲基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率67%),其表征数据为:1H NMR (400 MHz, CDCl3) δ7.97 (s, 1H), 7.83 – 7.79 (m, 2H), 7.57 (s,1H),7.39 – 7.33 (m, 3H), 7.22 (d, J = 6.9 Hz, 1H), 2.43 (s, 3H), 2.24 (s, 3H). 19FNMR (376 MHz, CDCl3) δ-62.6 (s, 3F). 13C NMR (101 MHz, CDCl3) δ168.8, 143.1,139.3, 138.8, 138.7, 131.7 (q, J = 32.1 Hz), 129.0, 128.9, 127.9, 124.3,123.8 (q, J =272.7 Hz), 121.5, 119.6 (q, J = 3.7 Hz), 115.2 (q, J = 3.8 Hz),24.6, 21.5。
实施例3
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-甲基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃ 油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水 MgSO4 干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(4'-甲基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率74%),其表征数据为:1H NMR (400 MHz, CDCl3) δ7.95 (s, 1H), 7.89 (s, 1H), 7.78 (s, 1H), 7.56(s, 1H), 7.48 (d, J = 7.9 Hz, 2H), 7.26 (d, J = 7.0 Hz, 2H), 2.41 (s, 3H),2.23 (s, 3H). 19F NMR (376 MHz, CDCl3) δ-62.7 (s, 3F). 13C NMR (101 MHz, CDCl3)δ168.8, 142.9, 138.9, 138.2, 131.7 (q, J = 32.4 Hz), 129.7, 127.0, 123.7 (q,J = 272.9 Hz), 121.3, 119.4 (q, J = 3.7 Hz), 118.6, 115.0 (q, J = 3.8 Hz),24.6, 21.1。
实施例5
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-乙基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(4'-乙基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率77%),其表征数据为:1H NMR (400 MHz, CDCl3) δ7.95 (s, 1H), 7.78 (s, 1H), 7.70 (br, 1H), 7.58 –7.56 (m, 1H), 7.51 (dt, J = 8.1, 2.3 Hz, 2H), 7.30 (d, J = 8.1 Hz, 2H), 2.72(q, J = 7.6 Hz, 2H), 2.24 (s, 3H), 1.29 (t, J = 7.6 Hz, 3H). 19F NMR (376 MHz,CDCl3) δ -62.7 (s, 3F). 13C NMR (101 MHz, CDCl3) δ 168.7, 144.6, 143.0, 138.8,136.7, 131.7 (q, J = 32.2 Hz), 128.5, 127.1, 123.8 (q, J = 273.9 Hz), 121.2,119.5 (q, J = 3.8 Hz), 118.3, 115.0 (q, J = 3.8 Hz), 28.5, 24.6, 15.5。
实施例6
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-异丙基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(4'-异丙基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率70%),其表征数据为:1H NMR (400 MHz, CDCl3) δ7.95 (s, 1H), 7.87 (br, 1H), 7.80 (s, 1H),7.57 (s, 1H), 7.51 (dt, J = 8.3, 1.9 Hz, 2H), 7.32 (dt, J = 8.3, 1.9 Hz, 2H),3.02 – 2.92 (m, 1H), 2.24 (s, 3H), 1.31 (s, 3H), 1.30 (s, 3H). 19F NMR (376MHz, CDCl3) δ-62.7 (s, 3F). 13C NMR (101 MHz, CDCl3) δ168.8, 149.2, 142.9,138.9, 136.8, 131.7 (q, J = 32.2 Hz), 127.1, 127.1, 123.8 (q, J = 272.3 Hz),121.3, 119.4 (q, J = 3.9 Hz), 115.0 (q, J = 3.9 Hz), 33.8, 24.6, 23.9。
实施例7
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的β-萘基-丁-3-烯-2-酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃ 油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到(3-(β-萘基)-5-(三氟甲基)苯基)乙酰胺 (分离产率72%),其表征数据为:1H NMR(400 MHz, CDCl3) δ8.12 (s, 1H), 8.05 (s, 1H), 7.97 – 7.86 (m, 3H), 7.82 (s,1H), 7.75 – 7.69 (m, 2H), 7.62 (br, 1H), 7.57 – 7.50 (m, 2H), 2.27 (s, 3H).19F NMR (376 MHz, CDCl3) δ -62.6 (s, 3F). 13C NMR (101 MHz, CDCl3) δ 168.7,142.9, 138.9, 136.6, 133.5, 133.0, 131.9 (q, J = 32.5 Hz), 128.8, 128.3,127.7, 126.6, 126.5, 126.3, 125.1, 123.7 (q, J = 273.5 Hz), 121.7, 119.9 (q,J = 3.8 Hz), 115.3 (q, J = 3.8 Hz), 24.7。
实施例8
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃ 油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(4'-苯基-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率76%),其表征数据为:1H NMR (400 MHz, DMSO-d 6) δ10.41 (br, 1H), 8.13 (s, 1H), 8.07 (s, 1H), 7.80(q, J = 8.3 Hz, 4H), 7.74 (d, J = 8.2 Hz, 2H), 7.68 (s, 1H), 7.50 (t, J = 7.6Hz, 2H), 7.40 (t, J = 7.6 Hz, 1H), 2.12 (s, 3H). 19F NMR (376 MHz, DMSO-d 6) δ-61.3 (s, 3F). 13C NMR (101 MHz, DMSO-d 6) δ169.5, 141.9, 141.2, 140.5, 139.8,130.7 (q, J = 31.6 Hz), 129.5, 128.2, 127.9, 127.9, 127.1, 124.4 (q, J =272.6 Hz), 120.8, 117.8 (q, J = 3.9 Hz), 114.4 (q, J = 4.0 Hz), 24.6。
实施例9
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的2,5-二氟苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(2,5' -二氟-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率51%),其表征数据为:1H NMR (400 MHz, CDCl3) δ7.92 – 7.88 (m, 3H), 7.52 (s, 1H), 7.16 –7.02 (m, 3H), 2.24 (s, 3H). 19F NMR (376 MHz, CDCl3) δ-62.8 (s, 3F), -118.28(d, J = 17.8 Hz), -123.80 (d, J = 17.6 Hz). 13C NMR (101 MHz, CDCl3) δ168.9,158.7 (dd, J = 243.4, 2.5 Hz), 155.5 (dd, J = 244.7, 2.4 Hz), 138.8, 136.4,131.7 (q, J = 32.6 Hz), 128.4 (dd, J = 7.8, 15.3 Hz), 123.5 (q, J = 273.8Hz), 123.2 (d, J = 2.0 Hz), 121.3– 121.2 (m), 117.4 (dd, J = 25.6, 8.5 Hz),116.5 (dd, J = 24.6, 3.4 Hz), 116.4 (d, J = 7.8 Hz), 116.3 – 116.1 (m), 24.5。
实施例10
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的2-氯苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(2'-氯-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率66%),其表征数据为:1HNMR (400 MHz, CDCl3) δ7.95 (br, 1H), 7.89 (s, 1H), 7.80 (s, 1H), 7.50– 7.47(m, 1H), 7.45 (s, 1H), 7.35 – 7.30 (m, 3H), 2.21 (s, 3H). 19F NMR (376 MHz,CDCl3) δ-62.6 (s, 3F). 13C NMR (101 MHz, CDCl3) δ169.0, 140.9, 138.6, 138.3,132.3, 131.2, 131.2 (q, J = 32.4 Hz), 130.1, 129.4, 127.1, 123.9, 123.6 (q, J = 272.8 Hz), 121.9 (q, J = 3.7 Hz), 115.8 (q, J = 3.9 Hz), 24.5。
实施例11
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-氯苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(4'-氯-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率66%),其表征数据为:1HNMR (400 MHz, CDCl3) δ7.95 (br, 1H), 7.89 (s, 1H), 7.80 (s, 1H), 7.50– 7.47(m, 1H), 7.45 (s, 1H), 7.35 – 7.30 (m, 3H), 2.21 (s, 3H). 19F NMR (376 MHz,CDCl3) δ-62.6 (s, 3F). 13C NMR (101 MHz, CDCl3) δ169.0, 140.9, 138.6, 138.3,132.3, 131.2, 131.2 (q, J = 32.4 Hz), 130.1, 129.4, 127.1, 123.9, 123.6 (q, J = 272.8 Hz), 121.9 (q, J = 3.7 Hz), 115.8 (q, J = 3.9 Hz), 24.5。
实施例12
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的2-溴苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的醋酸铵,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(3:1,v/v)为洗脱剂,通过硅胶柱层析分离得到N-(2'-溴-5-(三氟甲基)-[1,1'-联苯]-3-基)乙酰胺 (分离产率66%),其表征数据为:1HNMR (400 MHz, CDCl3) δ7.90 (s, 1H), 7.76 (s, 1H), 7.69 (dd, J = 7.0, 1.0 Hz,1H), 7.61 (br, 1H), 7.42 (s, 1H), 7.39 (dt, J = 0.9, 7.2 Hz, 1H), 7.33 (dd, J= 7.6, 1.9 Hz, 1H), 7.25 (dd, J = 7.4, 1.9 Hz, 1H), 2.23 (s, 3H). 19F NMR (376MHz, CDCl3) δ-62.6 (s, 3F). 13C NMR (101 MHz, CDCl3) δ168.6, 142.6, 140.7,138.2, 133.3, 131.2 (q, J = 32.6 Hz), 131.1, 129.5, 127.6, 123.7, 123.5 (q, J= 272.5 Hz), 122.3, 122.0 (q, J = 3.7 Hz), 115.7 (q, J = 3.8 Hz), 24.6。
实施例13
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-溴苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的2,5-二甲基苯胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-溴-N-(2,5-二甲基苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率84%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.61 – 7.59 (m, 2H), 7.46 – 7.44(m, 2H), 7.28 (s, 1H), 7.20 – 7.17 (m, 2H), 7.13 – 7.10 (m, 2H), 6.94 (dd, J= 7.7, 1.8 Hz, 1H), 5.62 (br, 1H), 2.35 (s, 3H), 2.27 (s, 3H). 19F NMR (376 MHz , CDCl 3 ) δ -62.7 (s, 3F).13C NMR (101 MHz, CDCl3) δ 146.0, 162.0, 139.2, 139.0, 136.9,132.3 (q, J = 32.1 Hz), 132.0, 131.2, 128.8, 127.7, 125.0, 123.9 (q, J =272.4 Hz), 122.3, 122.3, 117.0, 114.6 (q, J = 3.9 Hz), 111.5 (q, J = 3.8 Hz),21.1, 17.6。
实施例14
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-溴苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的2,6-二乙基苯胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-溴-N-(2,6-二乙基苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率85%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.60 – 7.56 (m, 2H), 7.44 – 7.41(m, 2H), 7.35 – 7.31 (m, 1H), 7.28 – 7.26 (m, 2H), 7.20 (s, 1H), 6.80 (d, J =16.2 Hz, 2H), 5.50 (s, 1H), 2.66 (q, J = 7.5 Hz, 4H), 1.23 (t, J = 7.6 Hz,6H). 19F NMR (376 MHz, CDCl 3 ) δ -62.7 (s, 3F).13C NMR (101 MHz, CDCl3) δ 148.2, 142.5,142.0, 139.3, 135.5, 132.3 (q, J = 31.8 Hz), 132.0, 131.2, 128.3, 127.5,127.1, 124.2 (q, J = 272.8 Hz), 122.2, 114.1, 113.2 (q, J = 3.9 Hz), 108.8(q, J = 3.7 Hz), 24.8, 14.8。
实施例15
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-溴苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的2-甲氧基苯胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-溴-N-(2-甲氧基苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率88%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.62 – 7.59 (m, 2H), 7.48 – 7.44 (m, 3H),7.40 – 7.36 (m, 2H), 7.33 (s, 1H), 7.02 – 6.96 (m, 3H), 6.36 (br, 1H), 3.94(s, 3H). 19F NMR (376 MHz, CDCl 3 ) δ -62.7 (s, 3F).13C NMR (101 MHz, CDCl3) δ 149.2, 144.3,142.0, 138.9, 132.3 (q, J = 31.8 Hz), 132.0, 131.2, 128.8, 129.9 (q, J =272.5 Hz), 122.4, 121.8, 120.9, 118.5, 116.5, 115.6 (q, J = 3.8 Hz), 112.7(q, J = 3.8 Hz), 110.9, 55.6。
实施例16
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-溴苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的4-氯苯胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-溴-N-(4-氯苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率90%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.61 – 7.59 (m, 2H), 7.45 – 7.43 (m, 2H), 7.33– 7.30 (m, 4H), 7.23 (s, 1H), 7.11 – 7.08 (m, 2H), 5.92 (br, 1H). 19F NMR (376 MHz , CDCl 3 ) δ -62.8 (s, 3F).13C NMR (101 MHz, CDCl3) δ 144.4, 142.3, 140.2, 138.7, 132.5(q, J = 32.2 Hz), 132.1, 129.7, 128.7, 127.5, 123.8 (q, J = 272.8 Hz), 122.5,120.5, 118.0, 115.6 (q, J = 3.8 Hz), 112.4 (q, J = 3.8 Hz)。
实施例17
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的2,4,6-三甲基苯胺,最后加入2.0mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(2,4,6-三甲基苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率77%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.75 – 7.66 (m, 6H), 7.54(t, J = 7.6 Hz, 2H), 7.45 (t, J = 7.3 Hz, 1H), 7.33 (s, 1H), 7.07 (s, 2H),6.92 (s, 1H), 6.79 (s, 1H), 5.42 (br, 1H), 2.41 (s, 3H), 2.30 (s, 6H). 19F NMR (376 MHz, CDCl 3 ) δ -62.5 (s, 3F).13C NMR (101 MHz, CDCl3) δ 147.6, 142.7, 140.7, 140.6,139.3, 136.3, 136.1, 134.3, 132.2 (q, J = 31.7 Hz), 129.6, 128.9, 127.6,127.6, 127.1, 124.4 (q, J = 272.8 Hz), 114.3, 113.3 (q, J = 3.9 Hz), 108.5(q, J = 3.9 Hz), 21.0, 18.3。
实施例18
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的3-甲基苯胺,最后加入2.0 mL的醋酸,于120 ℃ 油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(3-甲苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率72%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.73 – 7.66 (m, 6H), 7.50 (t, J = 7.5 Hz,2H), 7.46 (s, 1H), 7.42 (d, J = 7.2 Hz, 2H), 7.28 – 7.27 (m, 2H), 7.04 – 7.00(m, 2H), 6.90 (d, J = 7.6 Hz, 1H), 5.92 (br, 1H), 2.39 (s, 3H). 19F NMR (376MHz, CDCl3) δ -62.7 (s, 3F). 13C NMR (101 MHz, CDCl3) δ 144.7, 142.8, 141.7,140.9, 140.5, 139.7, 138.8, 132.2 (q, J = 32.1 Hz), 129.5, 128.9, 127.6,127.6, 127.5, 127.1, 124.0 (q, J = 274.0 Hz), 123.4, 120.1, 118.1, 116.3,115.7 (q, J = 3.8 Hz), 112.0 (q, J = 3.8 Hz), 21.6。
实施例19
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的4-三氟甲氧基苯胺,最后加入2.0mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(4-三氟甲氧基苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率73%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.72 (d, J = 8.1 Hz, 2H),7.67 (d, J = 7.8 Hz, 4H), 7.50 (t, J = 7.5 Hz, 2H), 7.46 (s, 2H), 7.41 (t, J= 7.3 Hz, 1H), 7.27 (s, 1H), 7.23 – 7.16 (m, 4H), 5.97 (s, 1H). 19F NMR (376MHz, CDCl3) δ -58.2 (s, 3F), -62.8 (s, 3F). 13C NMR (101 MHz, CDCl3) δ 144.0,143.9 (q, J = 1.9 Hz), 143.1, 141.1, 140.7, 140.4, 138.6, 132.4 (q, J = 32.2Hz), 128.9, 127.7, 127.6, 127.5, 127.1, 123.9 (q, J = 272.0 Hz), 122.6, 120.5(q, J = 255.0 Hz), 119.7, 118.5, 116.5 (q, J = 3.9 Hz), 112.5 (q, J = 3.8Hz)。
实施例20
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的2,6-二甲基苯胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(2,6-二甲基苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率80%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.74 – 7.64 (m, 6H), 7.51 – 7.55(m, 2H), 7.46 – 7.41 (m, 1H), 7.33 (s, 1H), 7.25 – 7.22 (m, 3H), 6.92 (t, J =1.9 Hz, 1H), 6.80 (t, J = 1.9 Hz, 1H), 5.49 (br, 1H), 2.33 (s, 6H). 19F NMR (376 MHz, CDCl 3 ) δ -62.6 (s, 3F).13C NMR (101 MHz, CDCl3) δ 147.2, 142.7, 140.8, 140.6,139.2, 137.0, 136.2, 132.3 (q, J = 31.4 Hz), 128.9, 128.9, 128.2, 127.6,127.1, 126.6, 127.6, 124.3 (q, J = 272.5 Hz), 114.5, 113.6 (q, J = 4.0 Hz),108.8 (q, J = 3.8 Hz), 18.4。
实施例21
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的4-溴苯胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(4-溴苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率70%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.73 – 7.71 (m, 2H), 7.67 – 7.64 (m, 4H),7.52 – 7.45 (m, 6H), 7.25 (s, 1H), 7.06 (d, J = 8.9 Hz, 2H), 5.92 (br, 1H).19F NMR (376 MHz, CDCl3) δ -62.8 (s, 3F). 13C NMR (101 MHz, CDCl3) δ 144.0,143.0, 141.1, 140.4, 138.6, 132.6, 132.3 (q, J = 31.7 Hz), 128.9, 127.7,127.6, 127.5, 127.1, 123.9 (q, J = 272.5 Hz), 120.5, 118.5, 116.4 (q, J = 3.9Hz), 114.5, 112.5 (q, J = 3.9 Hz)。
实施例22
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的4-苯基苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的辛胺,最后加入2.0 mL的醋酸,于120 ℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(正辛基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率83%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.72 – 7.66 (m, 6H), 7.52 – 7.47 (m, 2H), 7.42 –7.38 (m, 1H), 7.21 (s, 1H), 7.01 (s, 1H), 6.84 (s, 1H), 3.24 – 3.20 (m, 2H),1.76 – 1.66 (m, 2H), 1.48 – 1.44 (m, 2H), 1.39 – 1.29 (m, 8H), 0.94 – 0.90(m, 3H).19F NMR (376 MHz, CDCl3) δ -62.8 (s, 3F). 13C NMR (101 MHz, CDCl3) δ148.8, 142.6, 140.7, 140.6, 139.4, 132.1 (q, J = 31.8 Hz), 128.9, 127.5,127.5, 127.1, 124.4 (q, J = 272.2 Hz), 114.3, 112.7, 108.0, 44.1, 31.8, 29.4,29.3, 29.3, 27.1, 22.7, 14.1。
实施例23
在一个装有聚四氟乙烯磁力搅拌子的10 mL反应管中,加入0.3 mmol的苯亚甲基丙酮、0.9 mmol的三氟丙酮基吡啶盐、3.0 mmol的正丁胺,最后加入2.0 mL的醋酸,于120℃油浴条件下在密闭体系中搅拌反应24 h后冷却至室温,将反应混合物用10.0 mL乙酸乙酯稀释,再用10.0 mL饱和碳酸氢钠溶液洗涤,所得有机相用无水MgSO4干燥后过滤并通过旋转蒸发除去溶剂,以石油醚和乙酸乙酯(20:1,v/v)为洗脱剂,通过硅胶柱层析分离得到4'-苯基-N-(正丁基)-5-(三氟甲基)-[1,1'-联苯]-3-胺 (分离产率81%),其表征数据为:1H NMR (400 MHz, CDCl3) δ 7.60 (d, J = 7.0 Hz, 2H), 7.48 (t, J = 7.5 Hz, 2H),7.42 (d, J = 8.3 Hz, 1H), 7.17 (s, 1H), 6.95 (s, 1H), 6.82 (s, 1H), 3.96 (brs, 1H), 3.22 (t, J = 7.1 Hz, 2H), 1.68 (m, 2H), 1.50 (m, 2H), 1.02 (t, J =7.4 Hz, 3H).19F NMR (376 MHz, CDCl3) δ -62.8 (s, 3F). 13C NMR (101 MHz, CDCl3)δ 149.0, 143.1, 140.6, 132.0 (q, J = 31.2 Hz), 128.8, 127.8, 127.2, 124.4 (q,J = 271.2 Hz), 114.3, 112.6 (q, J = 4.1 Hz), 107.7 (q, J = 3.9 Hz), 43.6,31.5, 20.3, 13.9。
应用实施例:杀松材线虫测试
将松材线虫从培养基中分离出来,浓度以200-300条/ml为宜。将实施例1-23所得产物分别用20ml乙酸乙酯、80ml蒸馏水、100μl曲拉通配成待测液,并进一步稀释成5-6个不同浓度梯度的供试药液,备用。在96孔板的每孔中加入100μl松材线虫悬浮液,再分别加入10μl不同浓度的供试药液,每组3个重复。对照组则加10μl空白溶液。封上封口膜,做好标记,将96孔板置于30℃恒温箱中进行培养。24h后,在体视镜下对松材线虫的存活和死亡情况进行记录(线虫死亡、存活的判定方法:凡虫体呈波浪形、卷曲形、“S”形、螺旋形,在运动的均视为存活。凡虫体僵直呈针状或呈“J”形或“C”形或者虫体壁无折光性,且不运动的均视为死亡)。结果显示,对照组线虫基本能正常生长,给药组在样品浓度为10mg/L时,线虫死亡率为11%以上,其中,4'-溴-N-(4-氯苯基)-5-(三氟甲基)-[1,1'-联苯]-3-胺、4'-苯基-N-(正辛基)-5-(三氟甲基)-[1,1'-联苯]-3-胺在浓度为10mg/L时的线虫死亡率分别为30%、18%。
以上所述仅为本发明的较佳实施例,凡依本发明申请专利范围所做的均等变化与修饰,皆应属本发明的涵盖范围。
Claims (3)
1.一种3-乙酰氨基三氟甲苯类化合物或3-氨基三氟甲苯类化合物的合成方法,其特征在于:以芳基亚甲基丙酮作为底物,三氟丙酮基吡啶盐作为三氟甲基源,乙酸铵或胺类R’-NH2作为氮源,在醋酸存在下经一步反应,合成出3-乙酰氨基三氟甲苯类化合物或3-氨基三氟甲苯类化合物;其反应方程式如下:
;
其中,所述芳基亚甲基丙酮具体为下述式1-式18中的任意一种:
;
所述三氟丙酮基吡啶盐为;
所述3-乙酰氨基三氟甲苯衍生物具体为下述式1-式18中的任意一种:
;
所述3-氨基三氟甲苯化合物具体为下述式1-式11中的任意一种:
。
2.根据权利要求1所述的合成方法,其特征在于:其具体是将胺类或乙酸铵与芳基亚甲基丙酮、三氟丙酮基吡啶盐和醋酸混合,磁力搅拌下,经80-120 ℃反应12-36 h后,将反应混合物先用乙酸乙酯稀释,再用饱和碳酸氢钠溶液洗涤,所得有机相经无水MgSO4干燥后过滤并旋蒸除去溶剂,再通过硅胶柱纯化,以得到所述3-乙酰氨基三氟甲苯类化合物或3-氨基三氟甲苯类化合物。
3.根据权利要求2所述的合成方法,其特征在于:所用芳基亚甲基丙酮、胺类或乙酸铵、三氟丙酮基吡啶盐的摩尔比为(0.2-1):(1-10):(0.6-5)。
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