CN101613355B - 吡喃并香豆素衍生物的合成方法 - Google Patents
吡喃并香豆素衍生物的合成方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title abstract description 9
- 230000002194 synthesizing effect Effects 0.000 title abstract description 3
- ZGFASEKBKWVCGP-UHFFFAOYSA-N cyclocoumarol Chemical class C12=CC=CC=C2OC(=O)C2=C1OC(OC)(C)CC2C1=CC=CC=C1 ZGFASEKBKWVCGP-UHFFFAOYSA-N 0.000 title abstract 3
- VXIXUWQIVKSKSA-UHFFFAOYSA-N benzotetronic acid Natural products C1=CC=CC2=C1OC(=O)C=C2O VXIXUWQIVKSKSA-UHFFFAOYSA-N 0.000 claims abstract description 27
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 7
- 238000004440 column chromatography Methods 0.000 claims abstract description 7
- 239000012074 organic phase Substances 0.000 claims abstract description 7
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical class [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000003960 organic solvent Substances 0.000 claims abstract description 5
- 150000004775 coumarins Chemical class 0.000 claims description 14
- 150000004880 oxines Chemical class 0.000 claims description 12
- 238000010189 synthetic method Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 claims description 4
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical class [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 238000003810 ethyl acetate extraction Methods 0.000 claims description 2
- LYGJENNIWJXYER-BJUDXGSMSA-N nitromethane Chemical group [11CH3][N+]([O-])=O LYGJENNIWJXYER-BJUDXGSMSA-N 0.000 claims 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 abstract description 15
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 13
- 238000006555 catalytic reaction Methods 0.000 abstract description 2
- OWBBAPRUYLEWRR-UHFFFAOYSA-N 4-hydroxycoumarin Chemical compound C1=CC=C2OC(O)=CC(=O)C2=C1 OWBBAPRUYLEWRR-UHFFFAOYSA-N 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 229940093499 ethyl acetate Drugs 0.000 abstract 1
- 235000019439 ethyl acetate Nutrition 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 4
- ZYGHJZDHTFUPRJ-UHFFFAOYSA-N coumarin Chemical compound C1=CC=C2OC(=O)C=CC2=C1 ZYGHJZDHTFUPRJ-UHFFFAOYSA-N 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 3
- -1 phenyl aldehyde Chemical class 0.000 description 2
- MGADZUXDNSDTHW-UHFFFAOYSA-N 2H-pyran Chemical compound C1OC=CC=C1 MGADZUXDNSDTHW-UHFFFAOYSA-N 0.000 description 1
- OVNWORSPZLORHV-UHFFFAOYSA-N 3-ethyl-3-methylpent-1-yne Chemical compound CCC(C)(CC)C#C OVNWORSPZLORHV-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- 206010061598 Immunodeficiency Diseases 0.000 description 1
- 208000029462 Immunodeficiency disease Diseases 0.000 description 1
- ONIBWKKTOPOVIA-BYPYZUCNSA-N L-Proline Chemical compound OC(=O)[C@@H]1CCCN1 ONIBWKKTOPOVIA-BYPYZUCNSA-N 0.000 description 1
- 229930182821 L-proline Natural products 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000007171 acid catalysis Methods 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 239000003430 antimalarial agent Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007813 immunodeficiency Effects 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- CUONGYYJJVDODC-UHFFFAOYSA-N malononitrile Chemical compound N#CCC#N CUONGYYJJVDODC-UHFFFAOYSA-N 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
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- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
本发明公开了一种吡喃并香豆素衍生物的合成方法。它是将4-羟基香豆素和1,3-二芳基-2-丙炔-1-醇溶解在有机溶剂中,在分子碘催化下,在温度为50~80℃反应1小时,再加入浓硫酸,在80~100℃搅拌反应8~12小时,然后加入饱和亚硫酸钠溶液,用乙酸乙酯萃取,有机相无水硫酸钠干燥,减压浓缩,随后通过柱层析纯化,获得吡喃并香豆素衍生物。本发明反应条件温和,成本廉价,工艺简单,操作便捷。
Description
技术领域
本发明涉及香豆素衍生物的合成方法,尤其是吡喃并香豆素衍生物的合成方法。
背景技术
香豆素衍生物在天然产物和药物合成中都是一种重要的结构成分,拥有广泛的生理活性,例如,抗人类免疫缺陷病毒、抗疟药物、抗血凝剂等,在医药方面有重要的经济价值。已有一些文献报道了吡喃并香豆素衍生物的合成方法,例如,(1)文献Tetrahedron,2006,62,3016报道了异氰、丁炔二酸二乙酯和4-羟基香豆素反应制备吡喃并香豆素衍生物的方法;(2)文献Tetrahedron Letters2007,48,3299报道了苯甲醛、丙二腈和4-羟基香豆素用磷酸二氢铵和(S)-脯氨酸反应吡喃并香豆素衍生物。但已报道的方法或要昂贵的试剂,或要工艺操作很繁琐,因此找到一种成本低廉,操作简单的制备吡喃并香豆素衍生物的方法是非常有实际意义的。
发明内容
本发明的目的是提供一种工艺简单、操作便捷的合成吡喃并香豆素衍生物的方法。
本发明的吡喃并香豆素衍生物的合成方法,其步骤是:将4-羟基香豆素和1,3-二芳基-2-丙炔-1-醇按摩尔当量比1∶1.0~1.2溶解在有机溶剂中,以分子碘为催化剂,在温度为50~80℃反应1小时,然后加入浓硫酸,在80~100℃搅拌反应8~12小时后,加入饱和亚硫酸钠溶液,用乙酸乙酯萃取,有机相无水硫酸钠干燥,减压浓缩,随后通过柱层析纯化,获得吡喃并香豆素衍生物;浓硫酸与4-羟基香豆素的摩尔比为0.4~8∶1,分子碘的用量为4-羟基香豆素的0.08~0.20摩尔当量,亚硫酸钠与分子碘的摩尔比例为1~2∶1;
反应式为:
其中Ar1、Ar2=芳基。
上述的有机溶剂可以是硝基甲烷或硝基乙烷。所用浓硫酸的浓度为98%。
本发明从4-羟基香豆素和炔醇出发,依次经过分子碘催化和硫酸催化,以一锅法进行了烷基化和环化反应,方便的制备得到了吡喃并香豆素衍生物。
本发明与已有的合成方法相比较,具有以下优点:
1)反应条件温和,不用隔绝空气;
2)使用非金属碘和硫酸作为催化剂,成本低廉;
3)操作简单。
具体实施方法
以下实施例将有助于理解本发明,但不限于本发明的内容:
实施例1
将4-羟基香豆素(10毫摩尔)和1,3-二苯基-2-丙炔-1-醇(10毫摩尔)溶解在硝基甲烷中,在分子碘(1.0毫摩尔)催化温度为50℃下反应1小时,再滴入硫酸0.5毫升,80℃搅拌过夜,加入饱和亚硫酸钠溶液20毫升,同时用乙酸乙酯20×2毫升萃取,有机相无水硫酸钠干燥,减压浓缩,随后通过柱层析纯化,获得了3,4-(2,4-二苯基吡喃)香豆素,产率65%。产物物性数据为:white solid;mp:173-175℃;IR(KBr):1716,1631,1610,1493,1454,1387,1271,1205,1169,1112,1013,765,698cm-1;1H-NMR(400MHz,CDCl3):δ8.02(dd,J=1.6Hz,J=8.0Hz,1H),7.75-7.72(m,2H),7.59-7.55(m,1H),7.48-7.38(m,6H),7.36-7.30(m,3H),7.25-7.21(m,1H),5.85(d,J=4.8Hz,1H),4.72(d,J=4.8Hz,1H)ppm;3C-NMR(100MHz,CDCl3):δ161.4,155.6,152.7,146.8,143.5,132.5,131.9,129.2,128.6,128.6,128.4,127.2,124.6,124.1,122.6,116.7,114.5,103.7,103.6,36.5ppm;MS(ESI):m/z 375([M+Na]+).
实施例2
将4-羟基香豆素(10毫摩尔)和3-苯基-1-(3-甲氧基苯基)-2-丙炔-1-醇(15毫摩尔)溶解在硝基甲烷中,在分子碘(0.8毫摩尔)催化温度为50℃下反应1小时,再滴入硫酸0.4毫升,100℃搅拌过夜,加入饱和亚硫酸钠20毫升,同时用乙酸乙酯20×2毫升萃取,有机相无水硫酸钠干燥,减压浓缩,随后通过柱层析纯化,获得了3,4-(2-苯基-4-间甲氧基苯基吡喃)香豆素,产率54%。产物物性数据为:
white solid;mp:144-146℃;IR(KBr):1718,1628,1609,1491,1389,1262,1019,766cm-1;
1H-NMR(400MHz,CDCl3):δ8.00(d,J=8.0Hz,1H),7.73-7.71(m,2H),7.58-7.54(m,1H),7.46-7.32(m,1H),7.24-7.22(m,1H),7.02-6.96(m,2H),6.77(dd,J=2.4Hz,J=8.4Hz,1H),5.83(d,J=4.2Hz,1H),4.68(d,J=4.2Hz,1H),3.77(s,1H)ppm;3C-NMR(100MHz,CDCl3):δ161.4,159.8,155.8,152.7,146.8,145.1,132.5,132.0,129.6,129.2,128.6,124.6,124.1,122.6,120.7,116.7,114.5,112.2,103.6,103.4,55.2,36.5 ppm;MS(ESI):m/z 405([M+Na]+).
实施例3
将4-羟基香豆素(10毫摩尔)和3-苯基-1-对氯苯基-2-丙炔-1-醇(12毫摩尔)溶解在硝基乙烷中,在分子碘(2.0毫摩尔)催化温度为80℃下反应1小时,再滴入硫酸0.8毫升,80℃搅拌过夜,加入饱和亚硫酸钠20毫升,同时用乙酸乙酯20×2毫升萃取,有机相无水硫酸钠干燥,减压浓缩,随后通过柱层析纯化,获得了3,4-(2-苯基-4-对氯苯基吡喃)香豆素,产率61%。产物物性数据为:yellow solid;mp:196-197℃;IR(KBr):1724,1629,1611,1493,1388,1113,1015,760cm-1;
1H-NMR(400MHz,CDCl3):δ8.02-8.00(m,1H),7.74-7.72(m,2H),7.59-7.55(m,1H),7.48-7.32(m,7H),7.28-7.25(m,2H),5.79(d,J=5.6Hz,1H),4.68(d,J=5.6Hz,1H)ppm;13C-NMR(100MHz,CDCl3):δ161.4,155.8,152.7,147.1,142.0,133.0,132.4,132.1,129.8,129.4,128.7,124.6,124.2,122.7,116.8,114.3,103.2,103.1,36.0ppm;MS(ESI):m/z 409([M+Na]+).
实施例4
将4-羟基香豆素(10毫摩尔)和3-苯基-1-对溴苯基-2-丙炔-1-醇(12毫摩尔)溶解在硝基乙烷中,在分子碘(1.0毫摩尔)催化温度为60℃下反应1小时,再滴入硫酸0.5毫升,90℃搅拌过夜,加入饱和亚硫酸钠20毫升,同时用乙酸乙酯20×2毫升萃取,有机相无水硫酸钠干燥,减压浓缩,随后通过柱层析纯化,获得了3,4-(2-苯基-4-对溴苯基吡喃)香豆素,产率64%。产物物性数据为:white solid;mp:210-211℃;IR(KBr):1709,1676,1629,1611,1495,1392,1274,1207,1113,1011,763cm-1;1H-NMR(400MHz,CDCl3):δ8.01(dd,J=1.6Hz,J=8.0Hz,1H),7.73-7.11(m,2H),7.59-7.55(m,1H),7.48-7.25(m,9H),5.79(d,J=4.8Hz,1H),4.67(d,J=4.8Hz,1H)ppm;13C-NMR(100MHz,CDCl3):δ161.4,155.8,152.7,147.1,142.5,132.4,132.2,131.7,130.2,129.4,128.7,124.6,124.2,122.7,121.1,116.8,114.3,103.1,103.0,36.1ppm;MS(ESI):m/z 453([M+Na]+).
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Mohammad Bagher Teimouri et al.Reaction between isocyanides and dialkyl acetylenedicarboxylates in the presence of strong CH-acids: one-pot synthesis of highly functionalized annulated 4H-pyrans.《Tetrahedron》.2006,第62卷3016-3020. * |
Shahrzad Abdolmohammadi et al.Novel and efficient catalysts for the one-pot synthesis of 3,4-dihydropyrano[c]chromene derivatives in aqueous media.《Tetrahedron Letters》.2007,第48卷3299-3303. * |
ShahrzadAbdolmohammadietal.Novelandefficientcatalystsfortheone-potsynthesisof3 4-dihydropyrano[c]chromene derivatives in aqueous media.《Tetrahedron Letters》.2007 |
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