CN111848637A - 一种合成顺/反式含氧氮杂原子的螺环化合物的方法 - Google Patents
一种合成顺/反式含氧氮杂原子的螺环化合物的方法 Download PDFInfo
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- C07D491/113—Spiro-condensed systems with two or more oxygen atoms as ring hetero atoms in the oxygen-containing ring
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- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
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Abstract
本发明公开了一种合成顺/反式[2,4‑二氧杂‑8‑氮杂螺[5.5]十一碳‑9‑烯类化合物的方法。该方法通过式1所示化合物、式2所示化合物、丁炔二酸二甲酯,以二氯甲烷为溶剂,无水硫酸镁存在下,一步反应得到顺/反式[2,4‑二氧杂‑8‑氮杂螺[5.5]十一碳‑9‑烯类化合物。目标物分子在医药、农药和生命科学等各个领域中具有重要的应用价值。此方法的所用原料易得,不需要使用过渡金属催化剂,操作简便,为合成顺/反式[2,4‑二氧杂‑8‑氮杂螺[5.5]十一碳‑9‑烯类化合物提供了一种高效且经济适用的方法。
Description
技术领域
本发明属于有机合成技术领域,是一种合成顺/反式含氧氮杂原子的螺环化合物的方法。
背景技术
含氮杂环化合物通常具有独特的生物活性、低毒性和高内吸性,常被用作医药和农药的结构单元,在医药和农药应用方面起着重要的作用。含氮杂环化合物衍生物的合成一直是有机合成领域的研究热点。其中,含吡啶环的氮杂环化合物具有重要的药用价值。米力农(1)能抑制心脏的磷酸二酯酶,产生正性收缩和外周血管的扩张作用,适用于常规维持治疗无效的严重充血性心力衰竭患者的短期治疗。(陈双伟,杨建国,金庆平.中国药物化学杂志,2009,19,261-262.)。非尼拉敏(2)用于治疗皮肤黏膜、过敏性疾病。(Hamid,M.;Haniti,S.A.;Allen,C.;et al.J Am Chem Soc.2009,131,1766-1774)。布南色林(3)为高度选择性的5-HT2受体和D2受体拮抗剂,对D1受体和肾上腺素α1、H1组胺受体和M1胆碱受体的亲和力较小,临床用于治疗非典型性精神病。(Ochi,T.;Sakamoto,M.;Minamida,A.;et al.BioorgMed Chem Lett.2005,15,1055-1059)。
2005年,Nair等用异喹啉、丁炔二酸二甲酯和芳亚甲基丙二腈在以四氢呋喃为溶剂的条件下,室温反应合成了大量的未见报道的吡啶类衍生物。(Nair,V.;Devi,B.R.;Varma,L.R.Tetrahedron Lett.2005,46,5333-5335.);2012年,Rajan等用异喹啉、2,3-戊二烯烃二酸二甲酯和靛红丙二腈在氮气保护下,合成了吡啶螺吲哚酮化合物(Rajan,E.;Babu,B.P;Kumar,A.;Paul,R.R.;Sinu,C.R.;Suresh,E.;Nair,V.Synthesis.2012,44,417-423.);2012年,施敏课题组使用2-(1-苄基-2-氧代吲哚-3-亚丙基)丙二腈,吡啶和丁炔二酸二甲酯在四氢呋喃中回流反应,得到了吡啶螺吲哚酮衍生物。(Yang,H.B.;Guan,X.Y;Wei,Y.;Shi M.Eur.J.Org.Chem.2012,2012,2792-2800.).
通过对已经发表的文献的分析可以看出,合成吡啶螺环类衍生物方法还存在一些问题,如所用原料需要预先制备,反应条件苛刻,反应时间较长,底物拓展范围小等,且不能合成得到含氧氮杂原子的螺环化合物。因此,发展高效、经济、绿色化,且底物拓展范围大的含氧氮杂原子的螺环化合物的合成方法意义重大。
发明内容
本发明所要解决的技术问题在于克服上述问题,提供一种底物拓展范围大、原料易得、操作简单、无需过渡金属催化剂、一步合成顺/反式含氧氮杂原子的螺环化合物的方法。
解决上述技术问题所采用的技术方案是:
一种合成顺/反式含氧氮杂原子的螺环化合物的方法,包括:以有机溶剂为溶剂,先加入无水硫酸镁,再将式1所示化合物、式2所示化合物、式3所示丁炔二酸二甲酯,按一定摩尔比进行多组分反应,得到式4所示顺式含氧氮杂原子的螺环化合物和/或式5所示反式含氧氮杂原子的螺环化合物;
本发明的反应通式为:
式中Ar1代表苯基、卤代苯基中的任意一种,优选苯基、4-甲基苯基、4-甲氧基苯基、4-氟苯基、2-硝基苯基中的任意一种;式中Ar2代表苯基、卤代苯基、苄基的任意一种,优选苯基、4-甲基苯基、4-甲氧基苯基、4-卤代苯基、3-卤代苯基中的任意一种;式中Ar3代表苯基,优选4-甲氧基苯基、4-叔丁基苯基中的任意一种。
优选地,合成顺/反式含氧氮杂原子的螺环化合物的方法,反应的条件是20-30℃下反应。
更优选地,反应的条件是室温下反应12~14小时。
上述优选地,合成顺/反式含氧氮杂原子的螺环化合物的方法,所述反应的有机溶剂是二氯甲烷、三氯甲烷、乙腈、四氢呋喃、甲苯中的任意一种或几种。
更优选地,所述反应的有机溶剂是二氯甲烷。
优选地,合成顺/反式含氧氮杂原子的螺环化合物的方法,所述无水硫酸镁的加入量为式1所示化合物摩尔量的0.5~2倍。
更优选地,所述无水硫酸镁的加入量为式1所示化合物摩尔量的1.5倍。
优选地,合成顺/反式含氧氮杂原子的螺环化合物的方法,式1所示化合物、式2所示化合物与丁炔二酸二甲酯的摩尔比为(1-1.2):(0.7-0.9):1。
更优选地,所述式1所示化合物、式2所示化合物与丁炔二酸二甲酯的摩尔比为1.1:0.8:1。
优选地,合成顺/反式含氧氮杂原子的螺环化合物的方法,反应加入反应物的顺序是,先加入有机溶剂,无水硫酸镁,再加入式1所示化合物,式2所示化合物,最后加入丁炔二酸二甲酯。
本发明以易得的ɑ,β-不饱和N-芳基亚胺、2-亚芳基Meldrum酸、丁炔二酸二甲酯为原料,一步反应得到顺/反式含氧氮杂原子的螺环化合物。该合成方法高效、操作简单、收率高且环境友好。
具体实施方式
下面结合实施例对本发明进一步详细说明,但本发明的保护范围不仅限于这些实施例。
实施例1
以制备结构式如下的顺式二甲基-8,11-双(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.1800g(1.5mmol)无水硫酸镁,再加入0.2937g(1.1mmol)(1E,2E)-N,3-双(4-甲氧基苯基)丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温下反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-8,11-双(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为63%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.24-7.15(m,3H,ArH),7.02(d,J=8.8Hz,2H,ArH),6.80(d,J=8.0Hz,3H,ArH),6.73(d,J=8.4Hz,4H,ArH),6.46(d,J=15.6Hz,1H,CH),5.30(dd,J1=16.0Hz,J2=10.4Hz,1H,CH),4.85(t,J=5.2Hz,2H,CH),3.75(s,9H,3OCH3),3.53(s,3H,OCH3),3.35(s,3H,OCH3),1.22(s,3H,CH3),0.68(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.4,166.2,165.1,162.2,159.9,158.8,158.8,149.0,136.3,132.3,132.0,131.0,130.5,128.5,127.9,127.7,118.8,114.2,113.9,113.7,113.3,106.0,100.3,67.5,59.5,55.2,55.1,52.1,50.9,45.9,29.0,28.9;IR(KBr)υ:3004,2948,2839,1736,1696,1601,1510,1436,1395,1293,1252,1136,1063,1028,976,948,906,832,782,736cm-1;MS(m/z):HRMS(ESI)Calcd.For C37H37NNaO11([M+Na]+):694.2259,found:694.2243。
实施例2
以制备结构式如下的反式二甲基-8,11-双(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例1中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-8,11-双(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为30%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.28(d,J=9.2Hz,2H,ArH),7.24(t,J=8.4Hz,2H,ArH),7.04(d,J=7.6Hz,2H,ArH),6.89(d,J=8.4Hz,2H,ArH),6.79(d,J=8.8Hz,2H,ArH),6.74(d,J=8.4Hz,2H,ArH),6.36(d,J=15.6Hz,1H,CH),5.74(dd,J1=16.0Hz,J2=9.2Hz,1H,CH),4.77(d,J=8.8Hz,1H,CH),4.56(s,1H,CH),3.81(s,3H,OCH3),3.75(s,6H,2OCH3),3.55(s,3H,OCH3),3.50(s,3H,OCH3),1.72(s,3H,CH3),1.52(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.1,164.7,164.6,159.7,159.1,158.9,148.4,136.8,130.8,130.6,129.7,128.3,127.8,119.5,113.9,113.8,113.7,105.7,55.2,55.2,55.1,52.2,51.3,29.9,28.4;IR(KBr)υ:3621,2949,2840,1749,1694,1603,1511,1438,1295,1248,1181,1124,1070,1032,982,905,828cm-1;MS(m/z):HRMS(ESI)Calcd.For C37H37NNaO11([M+Na]+):694.2259,found:694.2247。
实施例3
以制备结构式如下的顺式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.1203g(1.0mmol)无水硫酸镁,再加入0.3012g(1.2mmol)(1E,2E)-3-(4-甲氧基苯基)-N-(对甲苯基)丙-2-烯-1-亚胺、0.2620g(1.0mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温下反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到顺式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为43%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.23(s,1H,ArH),7.16(s,2H,ArH),7.02(t,J=8.8Hz,5H,ArH),6.80(d,J=7.2Hz,2H,ArH),6.73(d,J=8.4Hz,2H,ArH),6.46(d,J=16.0Hz,1H,CH),5.30(dd,J1=15.6Hz,J2=10.4Hz,1H,CH),4.87(d,J=10.8Hz,1H,CH),4.86(s,1H,CH),3.75(s,6H,2OCH3),3.52(s,3H,OCH3),3.35(s,3H,OCH3),2.27(s,3H,CH3),1.22(s,3H,CH3),0.68(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.4,166.2,165.1,162.2,159.9,158.8,148.9,137.8,137.0,136.3,130.9,130.5,130.4,128.9,128.6,127.9,127.7,118.9,114.2,113.9,113.7,106.0,100.5,67.4,59.5,55.1,52.1,50.9,45.9,29.0,28.9,21.0;IR(KBr)υ:3474,2997,2946,2840,1745,1695,1606,1512,1438,1386,1270,1130,1101,1031,982,908,824,784,743cm-1;MS(m/z):HRMS(ESI)Calcd.For C37H37NNaO10([M+Na]+):678.2310,found:678.2292。
实施例4
以制备结构式如下的反式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例3中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为18%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.25-7.23(m,4H,ArH),7.09-7.04(m,4H,ArH),6.89(d,J=8.4Hz,2H,ArH),6.74(d,J=8.8Hz,2H,ArH),6.39(d,J=16.0Hz,1H,CH),5.77(dd,J1=15.2Hz,J2=9.2Hz,1H,CH),4.79(d,J=8.4Hz,1H,CH),4.57(s,1H,CH),3.80(s,3H,OCH3),3.75(s,3H,OCH3),3.56(s,3H,OCH3),3.49(s,3H,OCH3),2.28(s,3H,CH3),1.68(s,3H,CH3),1.52(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.2,164.6,159.7,159.1,138.5,137.9,136.7,130.7,129.8,129.3,128.8,128.3,127.8,119.5,113.9,113.8,105.6,55.2,55.1,52.2,51.3,29.8,28.5,21.1;IR(KBr)υ:3625,3007,2957,1752,1695,1586,1512,1437,1296,1252,1183,1125,1071,1029,982,905,821,760cm-1;MS(m/z):HRMS(ESI)Calcd.ForC37H37NNaO10([M+Na]+):678.2310,found:678.2302。
实施例5
以制备结构式如下的顺式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-苯基-2,4-二氧杂-8-氮杂螺[5.5]十一碳烯-9,10-二羧酸为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.1800g(1.5mmol)无水硫酸镁,再加入0.2371g(1.0mmol)(1E,2E)-3-(4-甲氧基苯基)-N-苯基丙-2-烯-1-亚胺、0.2096g(0.9mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温下反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-苯基-2,4-二氧杂-8-氮杂螺[5.5]十一碳烯-9,10-二羧酸,其分离收率为30%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.33-7.30(m,2H,ArH),7.24-7.16(m,5H,ArH),6.99(d,J=7.6Hz,2H,ArH),6.81(s,2H,ArH),6.72(d,J=7.6Hz,2H,ArH),6.48(d,J=16.0Hz,1H,CH),5.27(dd,J1=14.8Hz,J2=9.6Hz,1H,CH),4.91(d,J=10.4Hz,1H,CH),4.87(s,1H,CH),3.76(s,3H,OCH3),3.75(s,3H,OCH3),3.50(s,3H,OCH3),3.36(s,3H,OCH3),1.22(s,3H,CH3),0.69(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.4,166.3,165.1,162.3,160.0,158.9,148.7,139.7,136.5,130.9,130.5,128.3,128.0,127.9,127.7,118.9,114.2,114.0,106.2,100.9,67.4,59.6,55.2,52.2,51.0,46.0,29.1,28.9;IR(KBr)υ:3460,3009,2953,2845,1737,1692,1578,1508,1434,1383,1296,1258,1182,1141,1067,1035,974,917,840,754cm-1;MS(m/z):HRMS(ESI)Calcd.For C36H35NNaO10([M+Na]+):664.2135,found:664.2141.
实施例6
以制备结构式如下的反式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-苯基-2,4-二氧杂-8-氮杂螺[5.5]十一碳烯-9,10-二羧酸为例,其制备方法如下:
在实施例5中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-11-(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-8-苯基-2,4-二氧杂-8-氮杂螺[5.5]十一碳烯-9,10-二羧酸,其分离收率为10%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.36(d,J=7.6Hz,2H,ArH),7.30(t,J=7.6Hz,3H,ArH),7.24-7.20(m,2H,ArH),7.03(d,J=8.8Hz,2H,ArH),6.89(d,J=8.4Hz,2H,ArH),6.73(d,J=8.8Hz,2H,ArH),6.41(d,J=15.6Hz,1H,CH),5.75(dd,J1=15.2Hz,J2=8.4Hz,1H,CH),4.82(d,J=9.2Hz,1H,CH),4.59(s,1H,CH),3.81(s,3H,OCH3),3.75(s,3H,OCH3),3.54(s,3H,OCH3),3.50(s,3H,OCH3),1.67(s,3H,CH3),1.52(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.2,164.8,164.6,159.8,159.2,147.8,136.9,130.7,129.9,128.8,128.3,128.1,127.9,119.4,114.0,113.9,105.8,55.2,55.2,52.3,51.4,29.9,28.5;IR(KBr)υ:3270,3034,2910,1708,1595,1522,1497,1449,1406,1368,1339,1310,1205,1158,1128,1094,990,893,848,819,753cm-1;MS(m/z):HRMS(ESI)Calcd.For C36H35NNaO10([M+Na]+):664.2135,found:664.2153.
实施例7
以制备结构式如下的顺式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-4-甲基苯乙烯基)-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL三氯甲烷和0.1800g(1.5mmol)无水硫酸镁,再加入0.2762g(1.1mmol)(1E,2E)-N-(4-甲氧基苯基)-3-(对甲苯基)丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温下反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-4-甲基苯乙烯基)-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为30%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.22(s,1H,ArH),7.16(s,1H,ArH),7.03-6.96(m,5H,ArH),6.81-6.74(m,5H,ArH),6.48(d,J=16.0Hz,1H,CH),5.40(dd,J1=16.0Hz,J2=10.4Hz,1H,CH),4.87(d,J=9.6Hz,1H,CH),4.85(s,1H,CH),3.75(s,3H,OCH3),3.74(s,3H,OCH3),3.53(s,3H,OCH3),3.50(s,3H,OCH3),2.27(s,3H,CH3),1.23(s,3H,CH3),0.68(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.4,166.2,165.1,162.2,158.9,158.8,149.0,138.7,136.8,132.3,132.2,132.0,131.0,130.5,129.2,128.6,126.5,120.0,113.4,113.4,109.9,106.1,100.3,67.5,59.4,55.2,55.1,52.1,50.9,45.9,29.0,28.9,21.1;IR(KBr)υ:3479,2999,2949,2839,1737,1695,1585,1509,1435,1388,1294,1245,1136,1105,1025,978,907,813,736cm-1;MS(m/z):HRMS(ESI)Calcd.For C37H37NNaO10([M+Na]+):678.2310,found:678.2300.
实施例8
以制备结构式如下的反式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-4-甲基苯乙烯基)-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例7中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-4-甲基苯乙烯基)-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为18%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.29(d,J=8.8Hz,2H,ArH),7.23(t,J=8.4Hz,2H,ArH),7.03-6.98(m,4H,ArH),6.89(d,J=8.8Hz,2H,ArH),6.78(d,J=8.8Hz,2H,ArH),6.39(d,J=15.6Hz,1H,CH),5.84(dd,J1=15.6Hz,J2=9.6Hz,1H,CH),4.79(d,J=9.2Hz,1H,CH),4.56(s,1H,CH),3.81(s,3H,OCH3),3.75(s,3H,OCH3),3.55(s,3H,OCH3),3.50(s,3H,OCH3),2.27(s,3H,CH3),1.73(s,3H,CH3),1.52(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.1,164.7,164.6,159.1,159.0,138.3,137.3,132.7,130.7,130.6,129.7,129.1,126.5,120.8,113.9,113.7,105.7,55.2,55.1,52.2,51.3,30.0,28.4,21.1;IR(KBr)υ:3001,2949,2840,1749,1695,1586,1510,1439,1393,1242,1125,1070,1033,982,907,809,728cm-1;MS(m/z):HRMS(ESI)Calcd.For C37H37NNaO10([M+Na]+):678.2310,found:678.2304.
实施例9
以制备结构式如下的顺式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-1,5-二氧-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL乙腈和0.1800g(1.5mmol)无水硫酸镁,再加入0.2608g(1.1mmol)(1E,2E)-N-(4-甲氧基苯基)-3-苯基丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温下反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-1,5-二氧-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为14%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.22-7.16(m,6H,ArH),7.09-7.07(m,2H,ArH),6.80(d,J=8.0Hz,3H,ArH),6.76(s,2H,ArH),6.53(d,J=15.6Hz,1H,CH),5.47(dd,J1=16.0Hz,J2=10.4Hz,1H,CH),4.89(d,J=8.8Hz,1H,CH),4.86(s,1H,CH),3.75(s,6H,2OCH3),3.53(s,3H,OCH3),3.35(s,3H,OCH3),1.21(s,3H,CH3),0.68(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.3,166.2,165.1,162.2,158.9,148.9,136.9,134.9,132.3,130.4,128.6,128.6,126.5,121.2,113.4,113.4,106.1,100.4,67.4,59.4,55.2,55.1,52.1,50.9,45.9,28.9,28.9;IR(KBr)υ:3472,2947,2839,1737,1696,1583,1509,1438,1396,1295,1241,1137,1064,1026,979,946,906,843,798,757,729cm-1;MS(m/z):HRMS(ESI)Calcd.ForC36H35NNaO10([M+Na]+):664.2153,found:664.2143.
实施例10
以制备结构式如下的反式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-1,5-二氧-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例9中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-1,5-二氧-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为8%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.29(d,J=8.4Hz,2H,ArH),7.25-7.20(m,5H,ArH),7.10(d,J=5.6Hz,2H,ArH),6.90(d,J=8.8Hz,2H,ArH),6.79(d,J=8.8Hz,2H,ArH),6.43(d,J=15.6Hz,1H,CH),5.91(dd,J1=15.2Hz,J2=8.4Hz,1H,CH),4.80(d,J=8.8Hz,1H,CH),4.57(s,1H,CH),3.81(s,3H,OCH3),3.75(s,3H,OCH3),3.56(s,3H,OCH3),3.50(s,3H,OCH3),1.73(s,3H,CH3),1.53(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.1,164.7,164.5,159.1,159.0,137.4,135.5,130.7,130.6,129.8,128.4,128.2,126.5,121.9,114.0,113.8,105.7,55.2,55.1,52.2,51.3,29.9,28.4;IR(KBr)υ:3469,3001,2951,2843,1749,1691,1584,1510,1440,1290,1245,1188,1127,1034,982,907,842,769cm-1;MS(m/z):HRMS(ESI)Calcd.For C36H35NNaO10([M+Na]+):664.2153,found:664.2144.
实施例11
以制备结构式如下的顺式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL四氢呋喃和0.1800g(1.5mmol)无水硫酸镁,再加入0.2434g(1.1mmol)(1E,2E)-3-苯基-N-(对甲苯基)丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为12%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.21-7.16(m,6H,ArH),7.08-7.04(m,5H,ArH),6.80(d,J=7.6Hz,2H,ArH),6.52(d,J=16.0Hz,1H,CH),5.46(dd,J1=15.6Hz,J2=10.0Hz,1H,CH),4.91(d,J=10.0Hz,1H,CH),4.87(s,1H,CH),3.75(s,3H,OCH3),3.36(s,3H,OCH3),2.27(s,3H,CH3),1.20(s,3H,CH3),0.67(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.4,166.2,165.1,162.1,158.9,148.8,137.9,137.0,136.8,135.0,130.4,130.4,129.0,128.6,128.5,126.5,121.3,106.1,100.6,67.3,59.4,55.1,52.1,50.9,45.9,28.9,28.9,21.1;IR(KBr)υ:3473,2997,2947,2841,1737,1696,1583,1509,1436,1391,1265,1137,1063,1025,979,905,844,757,724cm-1;MS(m/z):HRMS(ESI)Calcd.For C36H35NNaO9([M+Na]+):648.2204,found:648.2201.
实施例12
以制备结构式如下的反式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例11中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-8-(对甲苯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为6%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.25-7.20(m,7H,ArH),7.10(t,J=8.4Hz,4H,ArH),6.89(d,J=8.4Hz,2H,ArH),6.46(d,J=16.0Hz,1H,CH),5.93(dd,J1=16.4Hz,J2=9.2Hz,1H,CH),4.82(d,J=8.4Hz,1H,CH),4.58(s,1H,CH),3.81(s,3H,OCH3),3.56(s,3H,OCH3),3.50(s,3H,OCH3),2.28(s,3H,CH3),1.68(s,3H,CH3),1.52(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.1,164.7,164.5,164.5,159.1,138.0,137.2,135.6,130.6,129.8,129.4,128.7,128.4,128.2,126.6,121.9,113.9,105.7,55.1,52.2,51.3,29.8,28.5,21.1;IR(KBr)υ:3465,3002,2951,2842,1749,1694,1587,1509,1439,1389,1242,1129,1037,980,907,848,767,728cm-1;MS(m/z):HRMS(ESI)Calcd.For C36H35NNaO9([M+Na]+):648.2204,found:648.2192.
实施例13
以制备结构式如下的顺式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-8-苯基-7-(((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL甲苯和0.1800g(1.5mmol)无水硫酸镁,再加入0.2277g(1.1mmol)(1E,2E)-N,3-二苯丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-8-苯基-7-(((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为15%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.28(s,2H,ArH),7.24(d,J=8.0Hz,3H,ArH),7.21-7.19(m,5H,ArH),7.05-7.03(m,2H,ArH),6.81(d,J=7.6Hz,2H,ArH),6.54(d,J=16.0Hz,1H,CH),5.42(dd,J1=16.0Hz,J2=10.4Hz,1H,CH),4.94(d,J=10.4Hz,1H,CH),4.88(s,1H,CH),3.76(s,3H,OCH3),3.50(s,3H,OCH3),3.36(s,3H,OCH3),1.20(s,3H,CH3),0.68(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.3,166.2,165.0,162.1,158.9,148.6,139.6,137.0,134.9,131.0,130.8,130.4,128.6,128.5,128.4,128.1,126.5,121.3,106.1,100.9,67.2,59.4,55.2,52.1,51.0,45.9,29.0,28.9;IR(KBr)υ:3449,2998,2948,2843,1736,1700,1612,1505,1443,1386,1291,1142,1104,1060,1024,979,948,909,854,812,761.cm-1;MS(m/z):HRMS(ESI)Calcd.For C35H33NNaO9([M+Na]+):634.2048,found:634.2049.
实施例14
以制备结构式如下的反式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-8-苯基-7-(((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例13中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-8-苯基-7-(((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为20%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.37(d,J=7.2Hz,2H,ArH),7.31(t,J=7.2Hz,2H,ArH),7.24-7.20(m,6H,ArH),7.09(d,J=6.0Hz,2H,ArH),6.89(d,J=8.4Hz,2H,ArH),6.49(d,J=16.0Hz,1H,CH),5.91(dd,J1=15.6Hz,J2=8.4Hz,1H,CH),4.85(d,J=8.8Hz,1H,CH),4.60(s,1H,CH),3.81(s,3H,OCH3),3.55(s,3H,OCH3),3.50(s,3H,OCH3),1.68(s,3H,CH3),1.53(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.1,164.7,164.6,164.4,159.1,147.7,137.4,135.5,130.5,129.9,129.0,129.0,129.0,128.9,128.8,128.8,128.4,128.3,128.1,126.6,121.7,113.9,105.8,57.8,57.8,55.1,52.2,51.3,44.4,29.8,28.5;IR(KBr)υ:3462,3066,2998,2949,2838,1748,1694,1580,1505,1441,1404,1247,1121,1069,1033,980,905,845,755cm-1;MS(m/z):HRMS(ESI)Calcd.For C35H33NNaO9([M+Na]+):634.2048,found:634.2046.
实施例15
以制备结构式如下的顺式二甲基-8-(3-氯苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.1203g(1.0mmol)无水硫酸镁,再加入0.2653g(1.1mmol)(1E,2E)-N-(3-氯苯基)-3-苯基丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-8-(3-氯苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为18%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.22-7.17(m,9H,ArH),7.10-7.08(m,2H,ArH),6.81(d,J=7.6Hz,2H,ArH),6.59(d,J=15.6Hz,1H,CH),5.42(dd,J1=15.6Hz,J2=10.0Hz,1H,CH),4.91(d,J=10.4Hz,1H,CH),4.86(s,1H,CH),3.76(s,3H,OCH3),3.57(s,3H,OCH3),3.37(s,3H,OCH3),1.22(s,3H,CH3),0.69(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.3,166.1,164.9,162.3,159.0,147.9,140.9,137.7,134.7,133.9,130.9,130.1,129.2,129.0,128.9,128.7,128.3,126.6,120.8,106.3,102.3,67.2,59.3,55.2,52.3,51.2,46.0,29.0,28.9;IR(KBr)υ:3449,2998,2948,2843,1746,1700,1612,1505,1443,1386,1291,1142,1130,1104,1060,1024,979,948,910,864,832,758.cm-1;MS(m/z):HRMS(ESI)Calcd.ForC35H32ClNNaO9([M+Na]+):668.1658,found:668.1650.
实施例16
以制备结构式如下的反式二甲基-8-(3-氯苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例15中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-8-(3-氯苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为10%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.40(s,1H,ArH),7.24(s,8H,ArH),7.16(s,2H,ArH),6.88(d,J=7.2Hz,2H,ArH),6.57(d,J=16.8Hz,1H,CH),5.90(dd,J1=16.8Hz,J2=10.0Hz,1H,CH),4.81(d,J=7.6Hz,1H,CH),4.60(s,1H,CH),3.80(s,3H,OCH3),3.63(s,3H,OCH3),3.50(s,3H,OCH3),1.61(s,3H,CH3),1.54(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.0,164.8,164.7,164.3,159.2,135.4,134.4,130.2,130.0,129.7,128.7,128.6,128.5,128.2,126.7,121.2,114.0,105.9,55.2,52.5,51.5,29.7,28.6;IR(KBr)υ:3485,2999,2950,2839,1740,1702,1582,1512,1475,1435,1380,1291,1265,1221,1139,1100,1062,1026,978,948,910,865,815,781cm-1;MS(m/z):HRMS(ESI)Calcd.For C35H32ClNNaO9([M+Na]+):668.1658,found:668.1658.
实施例17
以制备结构式如下的顺式二甲基-8-(4-溴苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.2406g(2.0mmol)无水硫酸镁,加入0.3139g(1.1mmol)(1E,2E)-N-(4-溴苯基)-3-苯基丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-8-(4-溴苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为21%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.39(d,J=7.6Hz,2H,ArH),7.24-7.17(m,8H,ArH),7.09(d,J=3.2Hz,3H,ArH),6.80(d,J=7.6Hz,2H,ArH),6.58(d,J=15.6Hz,1H,CH),5.41(dd,J1=15.6Hz,J2=10.0Hz,1H,CH),4.90(d,J=10.4Hz,1H,CH),4.86(s,1H,CH),3.76(s,3H,OCH3),3.55(s,3H,OCH3),3.37(s,3H,OCH3),1.22(s,3H,CH3),0.67(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.2,166.0,164.9,162.3,159.0,148.0,138.7,137.6,134.6,132.3,131.5,130.1,128.9,128.7,126.6,122.0,120.6,106.2,102.2,67.2,59.3,55.2,52.3,51.1,46.0,29.0,28.9;IR(KBr)υ:3468,2948,1736,1697,1598,1509,1435,1388,1294,1264,1234,1138,1063,1023,979,905,847,767cm-1;MS(m/z):HRMS(ESI)Calcd.ForC35H32BrNNaO9([M+Na]+):712.1153,found:712.1144.
实施例18
以制备结构式如下的反式二甲基-8-(4-溴苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例17中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-8-(4-溴苯基)-11-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-7-((E)-苯乙烯基)-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为12%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.43(d,J=8.4Hz,2H,ArH),7.22(d,J=8.8Hz,6H,ArH),7.15-7.13(m,2H,ArH),6.88(d,J=8.4Hz,2H,ArH),6.53(d,J=15.2Hz,1H,CH),5.89(dd,J1=16.0Hz,J2=8.4Hz,1H,CH),4.79(d,J=8.4Hz,1H,CH),4.59(s,1H,CH),3.80(s,3H,OCH3),3.60(s,3H,OCH3),3.49(s,3H,OCH3),1.63(s,3H,CH3),1.53(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.0,164.7,164.4,159.2,137.7,135.3,132.0,130.3,129.9,128.6,128.6,126.7,121.2,114.0,105.9,55.2,52.5,51.5,29.7,29.7,29.7,28.6;IR(KBr)υ:3000,2947,1744,1693,1587,1485,1438,1301,1243,1120,1062,1016,977,907,838,771cm-1;MS(m/z):HRMS(ESI)Calcd.For C35H32BrNNaO9([M+Na]+):712.1153,found:712.1141.
实施例19
以制备结构式如下的顺式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-2-硝基苯乙烯基)-1,5-二氧杂-2-,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.1800g(1.5mmol)无水硫酸镁,再加入0.3092g(1.1mmol)(1E,2E)-N-(4-甲氧基苯基)-3-(2-硝基苯基)丙-2-烯-1-亚胺、0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,在30℃的条件下反应24小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-2-硝基苯乙烯基)-1,5-二氧杂-2-,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为17%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.94(d,J=7.6Hz,1H,ArH),7.44-7.36(m,3H,ArH),7.20(d,J=6.4Hz,3H,ArH),7.05(d,J=15.6Hz,1H,ArH),6.84-6.79(m,5H,ArH),5.38(dd,J1=15.6Hz,J2=10.0Hz,1H,CH),4.97(d,J=10.0Hz,1H,CH),4.87(s,1H,CH),3.78(s,3H,OCH3),3.54(s,3H,OCH3),3.35(s,3H,OCH3),1.27(s,3H,CH3),0.67(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:166.9,166.1,164.9,162.2,159.0,159.0,148.7,147.3,133.5,133.2,132.2,132.2,131.3,130.3,129.1,128.8,126.4,124.6,113.5,106.0,100.5,67.0,58.9,55.4,55.2,52.2,50.9,46.1,29.1,28.7;IR(KBr)υ:3466,3004,2952,2843,1743,1682,1598,1516,1436,1388,1346,1295,1233,1141,1104,1028,965,912,841,790,743.cm-1;MS(m/z):HRMS(ESI)Calcd.For C36H34N2NaO12([M+Na]+):709.2004,found:709.1997.
实施例20
以制备结构式如下的反式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-2-硝基苯乙烯基)-1,5-二氧杂-2-,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例19中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-8,11-双(4-甲氧基苯基)-3,3-二甲基-7-((E)-2-硝基苯乙烯基)-1,5-二氧杂-2-,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为15%,结构表征数据如下:
1H NMR(400MHz,CDCl3)δ:7.92(d,J=8.0Hz,1H,ArH),7.51(t,J=7.2Hz,1H,ArH),7.42-7.35(m,4H,ArH),7.24(s,1H,ArH),7.15(s,1H,ArH),6.94(d,J=15.6Hz,2H,CH),6.88-6.85(m,4H,ArH),5.94(dd,J1=14.4Hz,J2=7.6Hz,1H,CH),4.77(d,J=7.6Hz,1H,CH),4.67(s,1H,CH),3.80(s,6H,2OCH3),3.57(s,3H,OCH3),3.49(s,3H,OCH3),1.57(s,6H,2CH3);13C NMR(100MHz,CDCl3)δ:166.1,164.7,163.9,159.2,159.1,147.4,133.4,133.1,132.1,130.3,130.2,130.0,129.5,128.9,127.2,124.5,114.0,114.0,113.9,105.9,55.4,55.2,52.4,51.4,29.6,28.7;IR(KBr)υ:3635,3003,2952,1746,1691,1604,1515,1437,1347,1290,1245,1132,1033,980,907,838,767cm-1;MS(m/z):HRMS(ESI)Calcd.ForC36H34N2NaO12([M+Na]+):709.2004,found:709.1999.
实施例21
以制备结构式如下的顺式二甲基-11-(4-(叔丁基)苯基)-7-((E)-4-氟苯乙烯基)-8-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-2,4-二恶英-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在10mL Schenk管中加入5mL二氯甲烷和0.1800g(1.5mmol)无水硫酸镁,再加入0.2795g(1.1mmol)(1E,2E)-3-(4-氟苯基)-N-(4-甲氧基苯基)丙-2-烯-1-亚胺、0.2305g(0.8mmol)5-(4-(叔丁基)亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,最后加入0.1420g(1mmol)丁炔二酸二甲酯,室温反应14小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,即可得到纯顺式二甲基-11-(4-(叔丁基)苯基)-7-((E)-4-氟苯乙烯基)-8-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-2,4-二恶英-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为34%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.28(s,2H,ArH),7.18(s,3H,ArH),7.06-7.03(m,3H,ArH),6.90(t,J=8.4Hz,2H,ArH),6.76(s,2H,ArH),6.48(d,J=16.0Hz,1H,CH),5.37(dd,J1=15.6Hz,J2=9.6Hz,1H,CH),4.87(d,J=10.0Hz,1H,CH),4.85(s,1H,CH),3.76(s,3H,OCH3),3.54(s,3H,OCH3),3.33(s,3H,OCH3),1.24(s,9H,3CH3),1.18(s,3H,CH3),0.52(s,3H,CH3);13C NMR(100MHz,CDCl3)δ:167.3,166.1,165.1,164.0,162.0,161.5,158.9,150.6,148.8,135.6,135.3,132.4,131.2,131.2,128.2,128.1,121.2,121.2,115.7,115.5,113.4,106.1,100.2,67.2,59.3,55.3,52.1,50.8,46.3,34.3,31.1,29.0,28.3;IR(KBr)υ:3475,2959,1725,1605,1510,1439,1389,1292,1232,1137,1101,1063,1027,991,907,836,735cm-1;MS(m/z):HRMS(ESI)Calcd.For C39H40FNNaO9([M+Na]+):708.2579,found:708.2569.
实施例22
以制备结构式如下的反式二甲基-11-(4-(叔丁基)苯基)-7-((E)-4-氟苯乙烯基)-8-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-2,4-二恶英-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯为例,其制备方法如下:
在实施例21中利用硅胶柱进行柱层析提纯处理,即可得到纯反式二甲基-11-(4-(叔丁基)苯基)-7-((E)-4-氟苯乙烯基)-8-(4-甲氧基苯基)-3,3-二甲基-1,5-二氧杂-2,4-二恶英-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,其分离收率为49%,结构表征数据如下:1H NMR(400MHz,CDCl3)δ:7.35(d,J=8.0Hz,2H,ArH),7.30(d,J=9.2Hz,2H,ArH),7.22(d,J=8.0Hz,2H,ArH),7.08(s,2H,ArH),6.90(t,J=8.4Hz,2H,ArH),6.81(d,J=8.8Hz,2H,ArH),6.40(d,J=15.6Hz,1H,CH),5.85(dd,J1=16.0Hz,J2=8.4Hz,1H,CH),4.79(d,J=8.8Hz,1H,CH),4.58(s,1H,CH),3.76(s,3H,OCH3),3.56(s,3H,OCH3),3.50(s,3H,OCH3),1.55(s,3H,CH3),1.51(s,3H,CH3),1.31(s,9H,3CH3);13C NMR(100MHz,CDCl3)δ:166.2,164.7,164.5,159.0,150.7,135.6,130.7,130.7,128.5,128.4,128.3,128.3,126.6,125.5,125.5,122.2,113.8,105.8,55.3,52.3,51.4,34.5,31.3,30.0,28.3;IR(KBr)υ:3519,29554,1750,1690,1580,1509,1439,1293,1233,1128,1061,980,948,904,827cm-1;MS(m/z):HRMS(ESI)Calcd.For C39H40FNNaO9([M+Na]+):708.2579,found:708.2574.对比例23(与实施例1-2进行对照)反应物的加入顺序对反应结果影响:
在10mL Schenk管中加入5mL二氯甲烷和0.1800g(1.5mmol)无水硫酸镁,加入0.1420g(1mmol)丁炔二酸二甲酯,然后加入0.2937g(1.1mmol)(1E,2E)-N,3-双(4-甲氧基苯基)丙-2-烯-1-亚胺,最后加入0.2096g(0.8mmol)5-(4-甲氧基亚苄基)-2,2-二甲基-1,3-二恶烷-4,6-二酮,再室温下反应12小时,反应结束后抽滤除去无水硫酸镁,将滤液蒸发浓缩,利用硅胶柱进行柱层析提纯处理,结构确证,反应产物中目标产物顺式二甲基-8,11-双(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯,和/或反式二甲基-8,11-双(4-甲氧基苯基)-7-((E)-4-甲氧基苯乙烯基)-3,3-二甲基-1,5-二氧杂-2,4-二氧杂-8-氮杂螺[5.5]十一碳-9-烯-9,10-二羧酸酯含量很少。
由此可见:反应物的加入顺序,对反应的影响极大,直接影响到能不能得到目标产物。
由上述提供的实施例表明,本发明提供了一种通过多组分反应,一步得到顺/反式含氧氮杂原子的螺环化合物的方法,该方法具有原料易得、无需催化剂、操作简单、收率高及底物拓展范围大的优点。
以上已以较佳实施例公开了本发明,然其并非用以限制本发明,凡采用等同替换或者等效变换方式所获得的技术方案,均落在本发明的保护范围之内。
Claims (10)
2.根据权利要求1所述的方法,其特征在于:式中Ar1代表苯基、4-甲基苯基、4-甲氧基苯基、4-氟苯基、2-硝基苯基中的任意一种,式中Ar2代表苯基、4-甲基苯基、4-甲氧基苯基、4-卤代苯基、3-卤代苯基中的任意一种,式中Ar3代表4-甲氧基苯基、4-叔丁基苯基中的任意一种。
3.根据权利要求1所述的方法,其特征在于:反应的条件是20~30℃下反应。
4.根据权利要求1所述的方法,其特征在于:反应的条件是室温下反应12~14小时。
5.根据权利要求1所述的方法,其特征在于:一步反应就能得到两种构型产物:式4所示顺式含氧氮杂原子的螺环化合物和式5所示反式含氧氮杂原子的螺环化合物。
6.根据权利要求1所述的方法,其特征在于:所述无水硫酸镁的加入量为式1所示化合物的0.5~2倍,优选的,无水硫酸镁的加入量为式1所示化合物摩尔量的1.5倍。
7.根据权利要求1所述的方法,其特征在于:反应的有机溶剂为二氯甲烷、三氯甲烷、乙腈、四氢呋喃、甲苯中的任意一种或几种,优选为二氯甲烷。
8.根据权利要求1所述的方法,其特征在于:所述式1所示化合物、式2所示化合物与丁炔二酸二甲酯的摩尔比为(1-1.2):(0.7-0.9):1。
9.根据权利要求8所述的方法,其特征在于:式1所示化合物、式2所示化合物与丁炔二酸二甲酯的摩尔比为1.1:0.8:1。
10.根据权利要求1-9任一项所述的方法,其特征在于:反应加入反应物的顺序是,先加入有机溶剂,无水硫酸镁,再加入式1所示化合物,式2所示化合物,最后加入丁炔二酸二甲酯。
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| CN107936018A (zh) * | 2017-12-21 | 2018-04-20 | 扬州大学 | 螺[苊烯‑1‑吡咯并[3,4‑b]吡啶]类化合物及其合成方法 |
| CN108017637A (zh) * | 2017-12-21 | 2018-05-11 | 扬州大学 | 一种吲哚并吡咯并喹啉类化合物及其合成方法 |
| CN108047223A (zh) * | 2017-12-21 | 2018-05-18 | 扬州大学 | 螺环吡啶并[2,1-a]异喹啉类化合物及其合成方法 |
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| CN107840851A (zh) * | 2017-12-21 | 2018-03-27 | 扬州大学 | 吲哚螺吡咯嗪化合物及其合成方法 |
| CN107936018A (zh) * | 2017-12-21 | 2018-04-20 | 扬州大学 | 螺[苊烯‑1‑吡咯并[3,4‑b]吡啶]类化合物及其合成方法 |
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