CN116514748A - 一种钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法 - Google Patents
一种钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法 Download PDFInfo
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- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 8
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 7
- 230000002194 synthesizing effect Effects 0.000 title abstract description 4
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical class C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910003472 fullerene Inorganic materials 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- -1 allyloxy aryl iodide Chemical class 0.000 claims abstract description 15
- NFRYVRNCDXULEX-UHFFFAOYSA-N (2-diphenylphosphanylphenyl)-diphenylphosphane Chemical compound C1=CC=CC=C1P(C=1C(=CC=CC=1)P(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 NFRYVRNCDXULEX-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 8
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 8
- 239000003446 ligand Substances 0.000 claims abstract description 4
- 238000007036 catalytic synthesis reaction Methods 0.000 claims abstract description 3
- 239000003480 eluent Substances 0.000 claims description 16
- 239000002904 solvent Substances 0.000 claims description 16
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 claims description 8
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000009210 therapy by ultrasound Methods 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 6
- MJSNUBOCVAKFIJ-LNTINUHCSA-N chromium;(z)-4-oxoniumylidenepent-2-en-2-olate Chemical compound [Cr].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O MJSNUBOCVAKFIJ-LNTINUHCSA-N 0.000 description 6
- 238000001840 matrix-assisted laser desorption--ionisation time-of-flight mass spectrometry Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000007306 functionalization reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
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- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
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- C07B2200/11—Compounds covalently bound to a solid support
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Abstract
本发明公开了一种钯催化合成[60]富勒烯‑烯丙基苯并呋喃衍生物的方法,属于富勒烯衍生物的合成技术领域。本发明的技术方案要点为:以1,2‑双(二苯膦基)苯作为配体,烯丙氧系芳基碘化物与[60]富勒烯在Pd2(dba)3的催化作用下发生迁移制得目标产物[60]富勒烯‑烯丙基苯并呋喃衍生物。本发明具有较高的化学选择性和区域选择性,底物范围广泛,反应条件温和,生产工艺简单,具有较高的产率。
Description
技术领域
本发明属于富勒烯衍生物的合成技术领域,具体涉及一种钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法。
背景技术
在过去的30年中,富勒烯的化学功能化受到了特别关注,富勒烯的功能化为开发功能性富勒烯材料提供了许多机会,它不仅可以改善富勒烯的溶解性,而且可以改变它们的电子结构和光电性能。因此,探索新的富勒烯修饰方法,构建不同的官能团化的富勒烯,对于发展富勒烯衍生物在不同领域中的应用至关重要。
发明内容
本发明解决的技术问题是提供了一种钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法,该方法以1,2-双(二苯膦基)苯(DPPBz)作为配体,烯丙氧系芳基碘化物与[60]富勒烯在Pd2(dba)3的催化作用下发生迁移制得目标产物[60]富勒烯-烯丙基苯并呋喃衍生物,具有较高的化学选择性和区域选择性,底物范围广泛,反应条件温和,生产工艺简单,具有较高的产率。
本发明为解决上述技术问题采用如下技术方案,一种钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法,其特征在于具体过程为:以1,2-双(二苯膦基)苯作为配体,烯丙氧系芳基碘化物与[60]富勒烯在Pd2(dba)3的催化作用下发生迁移制得目标产物[60]富勒烯-烯丙基苯并呋喃衍生物,合成过程中的反应方程式为:
其中烯丙氧系芳基碘化物为
对应的[60]富勒烯-烯丙基苯并呋喃衍生物为
进一步限定,所述的钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法,其特征在于具体步骤为:将[60]富勒烯、烯丙氧系芳基碘化物、Pd2(dba)3、1,2-双(二苯膦基)苯和Cs2CO3置于干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物。
进一步限定,所述[60]富勒烯、烯丙氧系芳基碘化物、Pd2(dba)3、1,2-双(二苯膦基)苯和Cs2CO3的投料摩尔比为1:5:0.1:0.2:2。
本发明具有以下优点和有益效果:本发明具有较高的化学选择性和区域选择性,底物范围广泛,反应条件温和,生产工艺简单,具有较高的产率。
具体实施方式
以下通过实施例对本发明的上述内容做进一步详细说明,但不应该将此理解为本发明上述主题的范围仅限于以下的实施例,凡基于本发明上述内容实现的技术均属于本发明的范围。
实施例1
制备[60]富勒烯-烯丙基苯并呋喃衍生物2a:
反应步骤:
准确称取[60]富勒烯(0.05mmol)、烯丙氧系芳基碘化物1a(0.25mmol)、1,2-双(二苯膦基)苯(0.01mmol)、Cs2CO3(0.1mmol)和Pd2(dba)3(0.005mmol)置于15mL干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃油浴中加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物2a,产物2a的相对产率为46%。
2a:1H NMR(600MHz,CDCl3/CS2)δ8.00(d,J=8.4Hz,2H),7.72(d,J=7.2Hz,1H),7.70(d,J=8.4Hz,2H),7.30(d,J=7.8Hz,1H),7.14(t,J=7.8Hz,1H),5.72(s,1H),5.46(s,1H),4.33(q,J=7.2Hz,2H),4.24(s,2H),1.38(t,J=7.2Hz,3H);13C NMR(150MHz,CDCl3/CS2with Cr(acac)3as relaxation reagent)δ166.0,155.4,150.6,148.1,147.3,146.25,146.17,146.1,146.0,145.9,145.45,145.40,145.2,145.12,145.09,145.07,145.00,144.96,144.8,144.4,144.3,142.8,142.65,142.62,142.25,142.21,142.1,141.70,141.69,140.7,139.7,137.5,135.6,130.9,129.6,129.5,126.2,126.1,123.7,123.5,122.6,116.5,102.6,71.3,60.8,35.4,14.4;FT-IRν/cm-11712,1607,1450,1274,1107,1015,946,923,861,782,526;UV-vis(CHCl3)λmax/nm 256,316,427,691;MALDI-TOFMS m/z calcd for C78H16O3[M]-1000.1105,found1000.1112。
实施例2
制备[60]富勒烯-烯丙基苯并呋喃衍生物2b:
反应步骤:
准确称取[60]富勒烯(0.05mmol)、烯丙氧系芳基碘化物1b(0.25mmol)、1,2-双(二苯膦基)苯(0.01mmol)、Cs2CO3(0.1mmol)和Pd2(dba)3(0.005mmol)置于15mL干燥的史莱克管中。在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃油浴中加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物2b,产物2b的相对产率为33%。
2b:1H NMR(600MHz,CDCl3/CS2)δ8.35(s,1H),7.96(t,J=7.8Hz,1H),7.85(d,J=7.8Hz,1H),7.76(d,J=7.2Hz,1H),7.43(t,J=7.8Hz,1H),7.37(d,J=7.8Hz,1H),7.19(d,J=7.8Hz,1H),5.69(s,1H),5.44(s,1H),4.37(q,J=7.2Hz,2H),4.28,(s,1H),1.39(t,J=7.2Hz,3H);13C NMR(150MHz,CDCl3/CS2 with Cr(acac)3as relaxation reagent)δ166.5,155.5,150.8,148.2,147.4,146.4,146.25,146.18,146.1,146.0,145.6,145.3,145.22,145.19,145.14,145.09,144.5,144.4,142.9,142.73,142.70,142.67,142.33,142.29,142.2,141.78,141.76,141.0,140.8,139.8,137.6,135.8,131.1,130.8,130.6,128.7,128.4,127.6,126.3,123.74,123.71,122.6,115.7,102.7,71.5,61.0,35.6,14.4;FT-IRν/cm-11712,1451,1240,1102,1016,905,746,526;UV-vis(CHCl3)λmax/nm 255,316,427,690;MALDI-TOF MS m/z calcd for C78H16O3[M]-1000.1105,found 1000.1109。
实施例3
[60]富勒烯-烯丙基苯并呋喃衍生物2c:
反应步骤:
准确称取[60]富勒烯(0.05mmol)、烯丙氧芳基碘化物1c(0.25mmol)、1,2-双(二苯膦基)苯(0.01mmol)、Cs2CO3(0.1mmol)和Pd2(dba)3(0.005mmol)置于15mL干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃油浴中加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物2c,产物2c的相对产率为39%。
2c:1H NMR(600MHz,CDCl3/CS2)δ7.77(d,J=8.4Hz,2H),7.76(d,J=6.6Hz,1H),7.64(d,J=8.4Hz,2H),7.31(d,J=7.8Hz,1H),7.17(t,J=7.8Hz,1H),5.75(s,1H),5.54(s,1H),4.24(s,1H);13C NMR(150MHz,DMSO-d6/CS2 with Cr(acac)3as relaxationreagent)δ154.4,149.5,147.1,146.3,145.3,145.2,145.1,145.0,144.9,144.4,144.3,144.2,144.13,144.08,144.0,143.9,143.5,143.4,143.3,141.9,141.69,141.66,141.3,141.2,141.1,140.75,140.70,139.8,138.8,136.4,134.6,131.2,130.2,126.2,125.0,123.0,122.2,122.1,116.9,116.7,110.9,101.5,70.3,34.3;FT-IRν/cm-12223,1709,1510,1448,1255,1103,1013,945,920,846,742,526;UV-vis(CHCl3)λmax/nm 255,316,427,691;MALDI-TOF MS m/zcalcd for C76H11NO[M]-953.0846,found953.0853。
实施例4
[60]富勒烯-烯丙基苯并呋喃衍生物2d:
反应步骤:
准确称取[60]富勒烯(0.05mmol)、烯丙氧系芳基碘化物1d(0.25mmol)、1,2-双(二苯膦基)苯(0.01mmol)、Cs2CO3(0.1mmol)和Pd2(dba)3(0.005mmol)置于15mL干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃油浴中加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物2d,产物2d的相对产率为35%。
2d:1H NMR(600MHz,CD2Cl2/CS2)δ7.76(s,4H),7.73(m,3H),7.53(t,J=7.8Hz,1H),7.44(t,J=7.2Hz,2H),7.34(d,J=7.2Hz,1H),7.16(t,J=7.8Hz,1H),5.78(s,1H),5.49(s,1H),4.27(s,2H);13C NMR(150MHz,CDCl3/CS2 with Cr(acac)3as relaxationreagent)δ192.5,154.4,149.6,147.1,146.3,145.3,145.2,145.1,145.0,144.9,144.4,144.2,144.1,144.0,143.9,143.4,143.3,143.0,141.9,141,69,141.66,141.29,141.25,141.1,140.8,140.7,139.8,138.8,136.6,136.4,135.5,134.6,131.0,130.2,129.3,128.9,127.3,125.3,124.9,122.9,122.6,122.1,115.9,101.5,70.4,34.4;FT-IRν/cm- 11657,1601,1451,1315,1277,1104,916,859,707,527;UV-vis(CHCl3)λmax/nm 255,316,425,690;MALDI-TOF MS m/zcalcd for C82H16O2[M]-1032.1156,found 1032.1161。
实施例5
[60]富勒烯-烯丙基苯并呋喃衍生物2e:
反应步骤:
准确称取[60]富勒烯(0.05mmol)、烯丙氧系芳基碘化物1e(0.25mmol)、1,2-双(二苯膦基)苯(0.01mmol)、Cs2CO3(0.1mmol)和Pd2(dba)3(0.005mmol)置于15mL干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃油浴中加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物2e,产物2e的相对产率为37%。
2e:1H NMR(600MHz,CDCl3/CS2)δ7.71(d,J=8.4Hz,2H),7.70(d,J=7.8Hz,1H),7.54(d,J=8.4Hz,2H),7.27(d,J=7.8Hz,1H),7.11(t,J=7.2Hz,1H),5.68(s,1H),5.44(s,1H),4.2(s,2H);13C NMR(150MHz,CDCl3/CS2 with Cr(acac)3as relaxation reagent)δ155.3,150.4,147.9,147.2,146.1,146.0,145.9,145.8,145.7,145.3,145.2,145.04,144.97,144.9,144.8,144.7,144.5,144.2,144.1,143.8,142.7,142.50,142.47,142.46,142.09,142.06,141.9,141.6,141.5,140.6,139.6,137.3,135.5,130.7,126.5,126.0,125.1,123.6,123.2,122.6,116.6,102.5,71.2,35.2;FT-IRν/cm-11616,1512,1452,1429,1325,1166,1124,1067,1015,846,743,527;UV-vis(CHCl3)λmax/nm 255,314,426,692.MALDI-TOF MS m/zcalcd for C76H11F3O[M]-996.0767,found 996.0775。
实施例6
[60]富勒烯-烯丙基苯并呋喃衍生物2f:
反应步骤:
准确称取[60]富勒烯(0.05mmol)、烯丙氧系芳基碘化物1f(0.25mmol)、1,2-双(二苯膦基)苯(0.01mmol)、Cs2CO3(0.1mmol)和Pd2(dba)3(0.0075mmol)置于15mL干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃油浴中加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物2f,产物2f的相对产率为27%。
2f:1H NMR(600MHz,CDCl3/CS2)δ8.03(d,J=8.4Hz,2H),7.85(s,2H),7.70(d,J=8.4Hz,2H),5.50(s,1H),5.16(s,1H),4.60(s,2H),4.35(q,J=7.2Hz,2H),3.92(s,3H),1.38(t,J=7.2Hz,3H);1H NMR(600MHz,C6D6)δ8.18(d,J=8.4Hz,2H),7.94(d,J=7.8Hz,1H),7.61(d,J=8.4Hz,2H),7.54(d,J=7.8Hz,1H),5.45(s,1H),5.35(s,1H),4.79(s,2H),4.13(q,J=7.2Hz,2H),3.55(s,3H),1.03(t,J=7.2Hz,3H);13C NMR(150MHz,CDCl3/CS2with Cr(acac)3as relaxation reagent)δ167.4,166.5,157.1,150.3,148.4,147.62,147.57,146.51,146.49,146.45,146.39,146.3,146.2,145.6,145.5,145.4,145.3,145.2,145.12,145.08,144.6,144.5,143.1,142.91,142.89,142.7,142.49,142.45,142.3,141.95,141.86,141.0,140.0,137.6,136.1,132.7,130.2,129.7,129.5,126.6,125.5,125.2,123.5,114.8,103.0,71.4,61.0,52.4,32.9,14.5;FT-IRν/cm-11722,1433,1275,1107,1019,673,527;UV-vis(CHCl3)λmax/nm255,315,427,691;MALDI-TOF MS m/zcalcdfor C80H18O5[M]-1058.1160,found 1058.1167。
以上实施例描述了本发明的基本原理、主要特征及优点,本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明原理的范围下,本发明还会有各种变化和改进,这些变化和改进均落入本发明保护的范围内。
Claims (3)
1.一种钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法,其特征在于具体过程为:以1,2-双(二苯膦基)苯作为配体,烯丙氧系芳基碘化物与[60]富勒烯在Pd2(dba)3的催化作用下发生迁移制得目标产物[60]富勒烯-烯丙基苯并呋喃衍生物,合成过程中的反应方程式为:
其中烯丙氧系芳基碘化物为
对应的[60]富勒烯-烯丙基苯并呋喃衍生物为
2.根据权利要求1所述的钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法,其特征在于具体步骤为:将[60]富勒烯、烯丙氧系芳基碘化物、Pd2(dba)3、1,2-双(二苯膦基)苯和Cs2CO3置于干燥的史莱克管中,在无水ODCB和1,4-二氧六环溶剂中通过超声处理溶解后,将密封的混合物于130℃加热搅拌反应,反应停止后冷却至室温,滤去不溶物,减压旋出溶剂,先用CS2作为洗脱剂收集未反应的[60]富勒烯,再将洗脱液切换至CS2/DCM,最终得到目标产物[60]富勒烯-烯丙基苯并呋喃衍生物。
3.根据权利要求2所述的钯催化合成[60]富勒烯-烯丙基苯并呋喃衍生物的方法,其特征在于所述[60]富勒烯、烯丙氧系芳基碘化物、Pd2(dba)3、1,2-双(二苯膦基)苯和Cs2CO3的投料摩尔比为1:5:0.1:0.2:2。
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