CN109651049B - 一种苯并(b)荧蒽衍生物及其制备方法 - Google Patents
一种苯并(b)荧蒽衍生物及其制备方法 Download PDFInfo
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- FTOVXSOBNPWTSH-UHFFFAOYSA-N benzo[b]fluoranthene Chemical class C12=CC=CC=C1C1=CC3=CC=CC=C3C3=C1C2=CC=C3 FTOVXSOBNPWTSH-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 71
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 52
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims abstract description 42
- -1 fluorenyl olefin Chemical class 0.000 claims abstract description 29
- 238000007115 1,4-cycloaddition reaction Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 23
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims abstract description 22
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000002243 precursor Substances 0.000 claims abstract description 16
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims abstract description 15
- 238000010992 reflux Methods 0.000 claims abstract description 15
- 239000011259 mixed solution Substances 0.000 claims abstract description 5
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical group [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 15
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 11
- KLYCPFXDDDMZNQ-UHFFFAOYSA-N Benzyne Chemical compound C1=CC#CC=C1 KLYCPFXDDDMZNQ-UHFFFAOYSA-N 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 125000004182 2-chlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(*)C([H])=C1[H] 0.000 claims description 4
- 125000004204 2-methoxyphenyl group Chemical group [H]C1=C([H])C(*)=C(OC([H])([H])[H])C([H])=C1[H] 0.000 claims description 4
- 125000004179 3-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C(Cl)=C1[H] 0.000 claims description 4
- 125000004207 3-methoxyphenyl group Chemical group [H]C1=C([H])C(*)=C([H])C(OC([H])([H])[H])=C1[H] 0.000 claims description 4
- 125000004172 4-methoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C([H])C([H])=C1* 0.000 claims description 4
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 claims description 4
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- 125000003854 p-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Cl 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims 2
- 239000002994 raw material Substances 0.000 abstract description 8
- 238000006555 catalytic reaction Methods 0.000 abstract description 5
- 239000007800 oxidant agent Substances 0.000 abstract description 5
- 230000001590 oxidative effect Effects 0.000 abstract description 5
- 229910052723 transition metal Inorganic materials 0.000 abstract description 5
- 150000003624 transition metals Chemical class 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 238000003786 synthesis reaction Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 42
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 36
- 229910052757 nitrogen Inorganic materials 0.000 description 21
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- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 2
- QYTYDYVOFWSPAB-UHFFFAOYSA-N 18,19-dimethoxy-7-phenylpentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound COC1=C(C=C2C(=C1)C3=CC=CC4=C3C2=C(C5=CC=CC=C45)C6=CC=CC=C6)OC QYTYDYVOFWSPAB-UHFFFAOYSA-N 0.000 description 2
- XQQBUAPQHNYYRS-UHFFFAOYSA-N 2-methylthiophene Chemical compound CC1=CC=CS1 XQQBUAPQHNYYRS-UHFFFAOYSA-N 0.000 description 2
- RYAFROUAJREOCL-UHFFFAOYSA-N 7-(2-chlorophenyl)pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound C1=CC=C2C(=C1)C3=C4C(=CC=C3)C5=CC=CC=C5C4=C2C6=CC=CC=C6Cl RYAFROUAJREOCL-UHFFFAOYSA-N 0.000 description 2
- HWYAJLLHWSIRRE-UHFFFAOYSA-N 7-(2-methoxyphenyl)pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound COC1=CC=CC=C1C2=C3C4=CC=CC=C4C5=CC=CC(=C53)C6=CC=CC=C62 HWYAJLLHWSIRRE-UHFFFAOYSA-N 0.000 description 2
- OGJHQLPSZZYECB-UHFFFAOYSA-N 7-(3-chlorophenyl)pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound C1=CC=C2C(=C1)C3=C4C(=CC=C3)C5=CC=CC=C5C4=C2C6=CC(=CC=C6)Cl OGJHQLPSZZYECB-UHFFFAOYSA-N 0.000 description 2
- IQWCHZCEMZQDJI-UHFFFAOYSA-N 7-(3-methoxyphenyl)pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound COC1=CC=CC(=C1)C2=C3C4=CC=CC=C4C5=CC=CC(=C53)C6=CC=CC=C62 IQWCHZCEMZQDJI-UHFFFAOYSA-N 0.000 description 2
- ZOHBTJGUXSFMLI-UHFFFAOYSA-N 7-(4-chlorophenyl)pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound C1=CC=C2C(=C1)C3=C4C(=CC=C3)C5=CC=CC=C5C4=C2C6=CC=C(C=C6)Cl ZOHBTJGUXSFMLI-UHFFFAOYSA-N 0.000 description 2
- DTDQTGOIBRPOFR-UHFFFAOYSA-N 7-(4-methoxyphenyl)pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound COC1=CC=C(C=C1)C2=C3C4=CC=CC=C4C5=CC=CC(=C53)C6=CC=CC=C62 DTDQTGOIBRPOFR-UHFFFAOYSA-N 0.000 description 2
- FPFKMGAPXHQHSN-UHFFFAOYSA-N 7-propylpentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene Chemical compound CCCC1=C2C3=CC=CC=C3C4=CC=CC(=C42)C5=CC=CC=C51 FPFKMGAPXHQHSN-UHFFFAOYSA-N 0.000 description 2
- QENGPZGAWFQWCZ-UHFFFAOYSA-N Methylthiophene Natural products CC=1C=CSC=1 QENGPZGAWFQWCZ-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 125000005605 benzo group Chemical group 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005580 one pot reaction Methods 0.000 description 2
- 229930192474 thiophene Natural products 0.000 description 2
- DLUVZOFWZNLGTJ-UHFFFAOYSA-N (4,5-dimethoxy-2-trimethylsilylphenyl) trifluoromethanesulfonate Chemical compound COC1=CC(OS(=O)(=O)C(F)(F)F)=C([Si](C)(C)C)C=C1OC DLUVZOFWZNLGTJ-UHFFFAOYSA-N 0.000 description 1
- PXFBPSLHTWGNSZ-UHFFFAOYSA-N 2-(fluoren-9-ylidenemethyl)thiophene Chemical compound C12=CC=CC=C2C2=CC=CC=C2C1=CC1=CC=CS1 PXFBPSLHTWGNSZ-UHFFFAOYSA-N 0.000 description 1
- KVYLEMJXCQVYHA-UHFFFAOYSA-N 9-[(2-chlorophenyl)methylidene]fluorene Chemical compound ClC1=CC=CC=C1C=C1C2=CC=CC=C2C2=CC=CC=C21 KVYLEMJXCQVYHA-UHFFFAOYSA-N 0.000 description 1
- CYHBKEFSAGTGJG-UHFFFAOYSA-N 9-[(2-methoxyphenyl)methylidene]fluorene Chemical compound COC1=C(C=C2C3=CC=CC=C3C=3C=CC=CC23)C=CC=C1 CYHBKEFSAGTGJG-UHFFFAOYSA-N 0.000 description 1
- BALOVKADFGKBCH-UHFFFAOYSA-N 9-[(3-chlorophenyl)methylidene]fluorene Chemical compound ClC1=CC=CC(C=C2C3=CC=CC=C3C3=CC=CC=C32)=C1 BALOVKADFGKBCH-UHFFFAOYSA-N 0.000 description 1
- TXOAZRRLJPAKSK-UHFFFAOYSA-N 9-[(3-methoxyphenyl)methylidene]fluorene Chemical compound COC1=CC=CC(=C1)C=C2C3=CC=CC=C3C4=CC=CC=C42 TXOAZRRLJPAKSK-UHFFFAOYSA-N 0.000 description 1
- ASZNQDQGGOSSEM-UHFFFAOYSA-N 9-[(4-chlorophenyl)methylidene]fluorene Chemical compound C1=CC(Cl)=CC=C1C=C1C2=CC=CC=C2C2=CC=CC=C21 ASZNQDQGGOSSEM-UHFFFAOYSA-N 0.000 description 1
- NKNOIHZBUJIRRY-UHFFFAOYSA-N 9-[(4-methoxyphenyl)methylidene]fluorene Chemical compound C1=CC(OC)=CC=C1C=C1C2=CC=CC=C2C2=CC=CC=C21 NKNOIHZBUJIRRY-UHFFFAOYSA-N 0.000 description 1
- ZBQLAOVNDBNMFI-UHFFFAOYSA-N 9-benzyl-9h-fluorene Chemical compound C12=CC=CC=C2C2=CC=CC=C2C1CC1=CC=CC=C1 ZBQLAOVNDBNMFI-UHFFFAOYSA-N 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005899 aromatization reaction Methods 0.000 description 1
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- 239000000975 dye Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003068 molecular probe Substances 0.000 description 1
- 238000005839 oxidative dehydrogenation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
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- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
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- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/12—Organo silicon halides
- C07F7/121—Preparation or treatment not provided for in C07F7/14, C07F7/16 or C07F7/20
- C07F7/123—Preparation or treatment not provided for in C07F7/14, C07F7/16 or C07F7/20 by reactions involving the formation of Si-halogen linkages
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/32—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen
- C07C1/321—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen the hetero-atom being a non-metal atom
- C07C1/322—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen the hetero-atom being a non-metal atom the hetero-atom being a sulfur atom
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
- C07C17/357—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by dehydrogenation
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- C07C2/50—Diels-Alder conversion
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/30—Preparation of ethers by reactions not forming ether-oxygen bonds by increasing the number of carbon atoms, e.g. by oligomerisation
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/08—Hydrogen atoms or radicals containing only hydrogen and carbon atoms
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- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
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Abstract
本发明属于衍生物合成技术领域,尤其涉及一种苯并(b)荧蒽衍生物及其制备方法。本发明将芴基烯烃、氟化物、二氧化锰和四氢呋喃混合,在所得混合液中滴加苯炔前体,进行[4+2]环加成反应,得到苯并(b)荧蒽衍生物。本发明以芴基烯烃为原料制备苯并(b)荧蒽衍生物,原料获取方便,且能够一步合成苯并(b)荧蒽衍生物,方法简便快捷;本发明的方法无需过渡金属催化,且使用的氧化剂(二氧化锰)低廉环保,不会造成环境污染;本发明在回流条件下进行反应,反应条件温和,且产率高(可达87%),普适性好。
Description
技术领域
本发明涉及有机合成技术领域,尤其涉及一种苯并(b)荧蒽衍生物及其制备方法。
背景技术
苯并(b)荧蒽及其衍生物是一类环境污染物和生物致癌物质,其具有非交替的多环芳香结构,较大且可控的共轭体系,因此,在常规染料和分子探针中具有重要的应用。然而,目前报道的多环荧蒽的合成方法需要多步骤或过渡金属钯催化,操作复杂且产生环境污染。比如,文献(Cho,B.P.andHarvey,R.G.J.Org.Chem.1987,52,5668-5678.)报道的合成过程如下所示:
该合成方法中需要三步才能得到目标产物,操作繁琐,总产率低,且应用到危险试剂BuLi;此外,文献(S.S.Bhojgude,M.Thangaraj,E.Suresh,A.T.Biju,Org.Lett.,2014,16(13),3576-3579.)报道的合成方法需要两步制备得到目标产物,整个流程比较繁琐,且用到的原料苯丙呋喃价格较昂贵,也不利于合成方法的工业化,且用到有毒的Lewis酸BF3·OEt2,无普适性探究,产率较低(65%)。因此,如何高效环保的合成苯并(b)荧蒽衍生物具有重要意义。
发明内容
本发明的目的在于提供一种苯并(b)荧蒽衍生物的制备方法,本发明的方法无需过渡金属催化,使用的氧化剂(二氧化锰)低廉环保,反应条件温和且产率高,普适性好。
为了实现上述发明目的,本发明提供以下技术方案:
本发明提供了一种苯并(b)荧蒽衍生物的制备方法,包括以下步骤:
将芴基烯烃、氟化物、二氧化锰和四氢呋喃混合,向所得混合液中滴加苯炔前体,进行[4+2]环加成反应,得到苯并(b)荧蒽衍生物;所述苯炔前体具有式II所示结构:
优选的,所述芴基烯烃的结构式如式I所示:
优选的,所述芴基烯烃与苯炔前体的摩尔比为1:3。
优选的,所述氟化物为氟化铯。
优选的,所述芴基烯烃、氟化物和二氧化锰的摩尔比为1:12:15。
优选的,所述四氢呋喃的体积与芴基烯烃的摩尔比为2mL:0.1mmol。
优选的,所述[4+2]环加成反应的温度为70℃,时间为48h。
优选的,所述滴加在搅拌条件下进行,所述搅拌的转速为200~300r/min。
优选的,所述滴加按照50μL微量进样器以2s/滴的速率进行滴加。
优选的,所述[4+2]环加成反应在回流条件下进行。
本发明提供了一种苯并(b)荧蒽衍生物的制备方法,将芴基烯烃、氟化物、二氧化锰和四氢呋喃混合,在所得混合液中滴加苯炔前体,进行[4+2]环加成反应,得到苯并(b)荧蒽衍生物。本发明以芴基烯烃为原料制备苯并(b)荧蒽衍生物,原料获取方便,且能够一锅法一步合成苯并(b)荧蒽衍生物,相对于现有技术的三步法和两步法,本发明的方法简便快捷;
本发明的方法无需过渡金属催化,且使用的氧化剂(二氧化锰)低廉环保,不会造成环境污染;
本发明在回流条件下进行反应,反应条件温和,且产率高(可达87%),普适性好。
具体实施方式
本发明提供了一种苯并(b)荧蒽衍生物的制备方法,包括以下步骤:
将芴基烯烃、氟化物、二氧化锰和四氢呋喃混合,在所得混合液中滴加苯炔前体,进行[4+2]环加成反应,得到苯并(b)荧蒽衍生物;所述苯炔前体具有式II所示结构:
在本发明中,所述芴基烯烃的结构式优选如式I所示:
在本发明中,所述芴基烯烃参考如下文献制备得到:
[1]Demirhan,H.;Arslan,M.;Zengin,M.;Kucukislamoglu,M.Lett.Org.Chem.2011,8,488-494.
[2]Lukes,V.;Veh,D.;Hrdlovic,P.Synthetic Met.2005,148,179-186.
[3]Michalik,M.;Eckstein,A.A.;Kozma,E.Monatsh.Chem.2016,147,2103-2112.
[4]Fleckenstein,C.A.;Kadyrov,R.;Plenio,H.Org.Process Res.Dev.2008,12,475-479.
在本发明中,所述苯炔前体参考如下文献制备得到:Himeshima,T.;Sonoda,H.;Kobayashi,H.Chem.Lett.(1983)1211.
在本发明中,所述氟化物优选为氟化铯。在本发明中,所述芴基烯烃与苯炔前体的摩尔比优选为1:3;所述芴基烯烃、氟化物、二氧化锰的摩尔比优选为1:12:15;所述四氢呋喃的体积与芴基烯烃的摩尔比优选为2mL:0.1mmol。
本发明优选先将芴基烯烃、氟化物和二氧化锰混合,再向所得混合物中加入四氢呋喃,然后向所得体系中滴加苯炔前体,进行[4+2]环加成反应。本发明优选在反应管中进行所述混合的过程,本发明优选将装有芴基烯烃、氟化物和二氧化锰混合物的反应管进行抽真空换氮气三次,然后在氮气保护下向反应管中加入四氢呋喃。在本发明中,所述反应管在使用前优选置于红外干燥箱中干燥30min,以保证反应容器充分干燥;然后冷却至室温后再进行所述混合的过程。
加入四氢呋喃后,本发明优选在搅拌条件下滴加苯炔前体。在本发明中,所述搅拌的转速优选为200~300r/min,更优选为220~260r/min。本发明优选按照50μL微量进样器以2s/滴的速率进行滴加。本发明控制滴加速率能够保证加入的原料在反应体系中快速分散,避免喷溅。
完成所述滴加后,本发明优选进行[4+2]环加成反应,所述[4+2]环加成反应的温度优选为70℃,时间优选为48h。本发明优选在氮气保护氛围下进行所述[4+2]环加成反应。本发明优选在回流条件下进行所述反应,能够促进反应顺利进行。
在所述[4+2]环加成反应过程中,所述氟化物中的氟离子进攻苯炔前体中的三甲基硅基,并与硅形成强的氟硅键,碳硅键断裂形成碳负离子,然后三氟甲磺酸基离去形成苯炔基,苯炔基与芴基烯烃发生[4+2]环加成反应生成中间产物1,中间产物1不稳定,会在氟离子作用下进行芳香化生成目标产物。在本发明中,所述二氧化锰作为氧化剂,能够将反应过程的中间产物1氧化脱氢,快速实现中间产物1的芳香化,从而形成目标产物,具体过程如下。
所述苯炔基的生成过程为:
所述[4+2]环加成反应过程的机理为:
在本发明中,所述[4+2]环加成反应的方程式为:
完成所述[4+2]环加成反应后,本发明优选将反应所得体系冷却至室温,过滤,将所得滤液蒸干,然后分离得到苯并(b)荧蒽衍生物。本发明通过过滤除去二氧化锰。本发明对所述过滤、蒸干和分离的方法没有特殊的要求,选用本领域技术人员熟知的方式进行过滤、蒸干和分离即可。
下面结合实施例对本发明提供的苯并(b)荧蒽衍生物及其制备方法进行详细的说明,但是不能把它们理解为对本发明保护范围的限定。
实施例1
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-(2-甲氧基亚苄基)-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-(2-甲氧基苯基)苯并(b)荧蒽。
本实施例制备得到的8-(2-甲氧基苯基)苯并(b)荧蒽的结构式如下所示:
产量22.9mg,产率64%;淡黄色固体;熔点130.8~131.5℃.
表征结果:IR(KBr,cm-1)υ3442,3057,2932,2833,1593,1578,1530,1492,1458,1433,1418,1388,1326,1297,1249,1179,1160,1136,1115,1095,1047,1024,968,886,820,784,765,736,640.1H NMR(400MHz,CDCl3)δ8.71(d,J=8.0Hz,1H),8.49(d,J=8.1Hz,1H),7.99(d,J=7.1Hz,1H),7.89(d,J=7.5Hz,1H),7.79-7.72(m,1H),7.71–7.62(m,2H),7.58(td,J=8.2,1.8Hz,1H),7.54-7.47(m,1H),7.36(dd,J=7.4,1.7Hz,1H),7.30(td,J=7.5,0.9Hz,1H),7.08(td,J=7.6,1.0Hz,1H),6.79(d,J=7.7Hz,1H),3.62(s,3H).13C NMR(100MHz,CDCl3)δ157.6,140.8,138.9,136.9,134.2,133.3,132.7,132.0,131.7,130.7,129.8,128.1,127.8,127.6,127.4,127.3,126.8,126.8,126.7,123.8,123.1,121.5,121.2,121.0,119.4,111.6,55.8.HRMS(ESI)m/z calcd for C27H19O+(M+H)+359.14304,found 359.14297.
实施例2
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-(4-甲氧基亚苄基)-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-(4-甲氧基苯基)苯并(b)荧蒽。
本实施例制备得到的8-(4-甲氧基苯基)苯并(b)荧蒽的结构式如下所示:
产量31.1mg,产率87%;淡黄色固体;熔点159.1~160.3℃.
表征结果:IR(KBr,cm-1)υ3436,1611,1530,1510,1457,1434,1384,1325,1289,1244,1174,1105,1032,868,831,803,787,765,736.1H NMR(400MHz,CDCl3)δ8.74(d,J=7.8Hz,1H),8.51(d,J=8.1Hz,1H),8.02(d,J=7.1Hz,1H),7.92(d,J=7.5Hz,1H),7.79(t,J=6.9Hz,2H),7.69(ddd,J=8.2,7.0,1.3Hz,1H),7.54(ddd,J=8.2,7.0,1.3Hz,1H),7.47-7.39(m,2H),7.34(td,J=7.5,1.0Hz,1H),7.21-7.15(m,2H),7.12(td,J=7.6,1.0Hz,1H),6.87(d,J=7.7Hz,1H),3.99(s,3H).13C NMR(100MHz,CDCl3)δ159.4,140.8,138.8,136.9,136.2,134.7,132.6,131.1,130.7,130.2,128.4,128.0,127.7,127.3,127.3,126.8,126.7,124.2,123.0,121.4,121.1,119.5,114.3,55.4.HRMS(ESI)m/z calcdforC27H19O+(M+H)+359.14304,found 359.14294.
实施例3
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-(3-甲氧基亚苄基)-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-(3-甲氧基苯基)苯并(b)荧蒽。
本实施例制备得到的8-(3-甲氧基苯基)苯并(b)荧蒽的结构式如下所示:
产量31.3mg,产率87%;淡黄色固体;熔点120.4~121.3℃.
表征结果:IR(KBr,cm-1)υ3447,3055,2935,2834,1924,1593,1576,1530,1489,1457,1471,1435,1417,1380,1328,1289,1260,1221,1196,1178,1128,1100,1077,1046,995,980,877,804,784,765,737,719,704.1H NMR(400MHz,CDCl3)δ8.72(d,J=7.9Hz,1H),8.50(d,J=8.1Hz,1H),8.01(d,J=7.1Hz,1H),7.90(d,J=7.5Hz,1H),7.77(dd,J=13.8,7.9Hz,2H),7.71-7.64(m,1H),7.56-7.50(m,2H),7.32(td,J=7.5,1.0Hz,1H),7.12(ddd,J=19.4,7.6,3.8Hz,3H),7.05(d,J=2.0Hz,1H),6.83(d,J=7.7Hz,1H),3.85(s,3H).13CNMR(100MHz,CDCl3)δ160.0,140.8,139.6,138.6,137.0,136.2,134.2,132.1,131.7,130.7,123.0,128.4,128.1,127.8,127.3,126.9,126.7,124.3,123.0,122.3,121.5,121.1,119.5,115.0,114.1,55.4;HRMS(ESI)m/z calcd for C27H19O+(M+H)+359.14304,found 359.14367.
实施例4
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-(2-氯亚苄基)-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-(2-氯苯基)苯并(b)荧蒽。
本实施例制备得到的8-(2-氯苯基)苯并(b)荧蒽的结构式如下所示:
产量19.3mg,产率53%;淡黄色固体;熔点120.4~121.3℃.
表征结果:IR(KBr,cm-1)υ3448,3057,2924,1609,1588,1564,1531,1479,1466,1435,1417,1380,1327,1263,1159,1137,1057,1040,786,764,736,697;1H NMR(400MHz,CDCl3)δ8.74(d,J=8.1Hz,1H),8.51(d,J=8.2Hz,1H),8.01(d,J=7.1Hz,1H),7.90(d,J=7.5Hz,1H),7.82-7.76(m,1H),7.68(d,J=8.1Hz,2H),7.60–7.45(m,5H),7.35-7.30(m,1H),7.10(td,J=7.6,1.0Hz,1H),6.66(d,J=7.7Hz,1H);13C NMR(100MHz,CDCl3)δ140.9,138.3,137.1,136.9,134.3,133.3,133.0,132.9,131.8,131.8,130.7,130.1,129.8,128.3,128.0,127.6,127.6,127.5,127.4,127.0,127.0,123.7,123.2,121.6,121.2,119.6,77.2;HRMS(ESI)m/z calcd for C26H16Cl+(M+H)+363.09350,found363.09290.
实施例5
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-(3-氯亚苄基)-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-(3-氯苯基)苯并(b)荧蒽。
本实施例制备得到的8-(3-氯苯基)苯并(b)荧蒽的结构式如下所示:
产量26.4mg,产率73%;淡黄色固体;熔点140.2~142.1℃。
表征结果:IR(KBr,cm-1)υ3442,3055,1637,1609,1589,1563,1531,1457,1435,1417,1380,1324,1324,1243,1076,1041,999,978,902,866,819,782,766,736,700;1H NMR(400MHz,CDCl3)δ8.74(d,J=8.0Hz,1H),8.51(d,J=8.2Hz,1H),8.02(d,J=7.1Hz,1H),7.92(d,J=7.5Hz,1H),7.80(dd,J=8.1,7.2Hz,1H),7.70(ddd,J=8.3,7.0,5.7Hz,2H),7.64-7.52(m,4H),7.42(dt,J=7.0,1.5Hz,1H),7.35(td,J=7.5,0.9Hz,1H),7.13(td,J=7.6,1.0Hz,1H),6.79(d,J=7.7Hz,1H).13C NMR(100MHz,CDCl3)δ140.9,140.1,138.3,137.0,134.8,134.5,133.9,132.5,131.6,130.6,130.3,130.1,128.4,128.3,128.1,128.0,127.4,127.4,127.0,126.9,124.1,123.1,121.5,121.2,119.7;HRMS(ESI)m/zcalcd for C26H16Cl+(M+H)+363.09350,found 363.09344.
实施例6
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-(4-氯亚苄基)-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-(4-氯苯基)苯并(b)荧蒽。
本实施例制备得到的8-(4-氯苯基)苯并(b)荧蒽的结构式如下所示:
产量28.5mg,产率79%;淡黄色固体;熔点155.8~157.1℃。
表征结果:IR(KBr,cm-1)υ3435,3054,2926,2852,1630,1421,1265,896,742,705;1H NMR(400MHz,CDCl3)δ8.74(d,J=8.0Hz,1H),8.50(d,J=8.1Hz,1H),8.02(d,J=7.1Hz,1H),7.91(d,J=7.5Hz,1H),7.79(dd,J=8.0,7.2Hz,1H),7.74-7.60(m,4H),7.57-7.51(m,1H),7.46(d,J=8.4Hz,2H),7.35(td,J=7.5,0.9Hz,1H),7.13(td,J=7.6,0.9Hz,1H),6.81(d,J=7.7Hz,1H).13C NMR(100MHz,CDCl3)δ140.9,138.4,137.0,136.7,134.8,134.2,134.0,132.5,131.6,131.4,130.7,129.2,128.3,128.0,128.0,127.4,127.4,127.0,126.8,124.0,123.1,121.5,121.2,119.6;HRMS(ESI)m/z calcd for C26H15Cl+(M)+362.08568,found 362.08578.
实施例7
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取2-((9H-芴-9-亚基)甲基)噻吩(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到2-(苯并[b]对苯蒽-8-基)噻吩。
本实施例制备得到的2-(苯并[b]对苯蒽-8-基)噻吩的结构式如下所示:
产量24.6mg,产率74%;淡黄色固体;熔点227.5~228.0℃。
表征结果:IR(KBr,cm-1)υ3440,3056,2910,1633,1521,1453,1435,1384,1313,1233,1120,1068,1034,954,859,833,780,759,732,705;1H NMR(400MHz,CDCl3)δ8.71(d,J=7.8Hz,1H),8.49(d,J=8.2Hz,1H),8.00(d,J=7.1Hz,1H),7.90(d,J=6.6Hz,2H),7.79(dd,J=8.1,7.2Hz,1H),7.70(ddd,J=8.2,7.0,1.3Hz,1H),7.66(dd,J=5.1,1.2Hz,1H),7.58(ddd,J=8.2,7.0,1.3Hz,1H),7.39-7.32(m,2H),7.24(dd,J=3.4,1.2Hz,1H),7.16(td,J=7.6,1.0Hz,1H),6.88(d,J=7.7Hz,1H);13C NMR(100MHz,CDCl3)δ140.9,138.3,138.2,137.2,135.1,135.1,131.5,130.5,128.6,128.3,128.3,128.1,128.0,127.8,127.6,127.5,127.0,126.9,126.9,124.4,122.9,121.5,121.1,119.6;HRMS(ESI)m/zcalcd for C24H15S+(M+H)+335.08890,found 335.08841.
实施例8
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-亚丁基-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入2-(三甲基硅基)三氟甲磺酸苯酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到8-丙基苯并(b)荧蒽。
本实施例制备得到的8-丙基苯并(b)荧蒽的结构式如下所示:
产量19.4mg,产率66%;淡黄色固体;熔点175.4~176.5℃。
表征结果:IR(KBr,cm-1)υ3443,2953,2926,2867,1636,1559,1533,1472,1457,1435,1384,1089,763,745,729.1H NMR(400MHz,CDCl3)δ8.76-8.68(m,1H),8.46(d,J=8.1Hz,1H),8.36-8.30(m,1H),8.13-8.07(m,1H),7.99(d,J=6.8Hz,2H),7.78–7.64(m,3H),7.49-7.40(m,2H),3.67-3.53(m,2H),1.97(dq,J=15.1,7.4Hz,2H),1.26(t,J=7.3Hz,3H);13C NMR(100MHz,CDCl3)δ140.9,138.9,137.3,136.2,133.6,131.9,131.9,131.0,127.5,127.3,127.3,126.8,126.8,126.7,125.6,124.5,123.5,121.3,121.3,119.0,31.2,23.6,14.8;HRMS(ESI)m/z calcd for C23H19 +(M+H)+295.14813,found295.14731.
实施例9
将25mL反应管放入红外干燥箱中干燥30min,冷却至室温后,准确称取9-苄基-9H-芴(0.1mmol)、氟化铯(1.2mmol)和二氧化锰(1.5mmol)于该反应管中,抽真空换氮气三次,氮气保护下加入四氢呋喃(2.0mL),在搅拌(转速250r/min)条件下逐滴加入4,5-二甲氧基-2-(三甲基甲硅烷基)苯基三氟甲磺酸酯(0.3mmol),加样完毕后,在70℃条件下回流48h,进行[4+2]环加成反应,待反应完成后,冷却至室温,过滤,蒸干滤液,分离,得到5,6-二甲氧基-8-苯基苯并(b)荧蒽。
本实施例制备得到的5,6-二甲氧基-8-苯基苯并(b)荧蒽的结构式如下所示:
产量26.4mg,产率68%;淡黄色固体;熔点94.7~96.3℃。
表征结果:IR(KBr,cm-1)υ3443,2926,1636,1559,1527,1491,1458,1437,1384,1252,1156,1100,859,783,759,706,679,661,652;1H NMR(400MHz,CDCl3)δ8.40(d,J=8.2Hz,1H),8.08(s,1H),7.98(d,J=7.0Hz,1H),7.90(d,J=7.5Hz,1H),7.76(dd,J=8.1,7.2Hz,1H),7.63(q,J=7.6,6.8Hz,3H),7.53(dd,J=7.6,1.7Hz,2H),7.29(td,J=7.5,0.9Hz,1H),7.10-7.03(m,2H),6.72(d,J=7.7Hz,1H),4.16(s,3H),3.77(s,3H);13C NMR(100MHz,CDCl3)δ149.6,149.0,140.4,138.9,138.4,137.0,135.8,131.1,130.8,129.8,129.2,128.9,128.1,127.6,127.2,127.2,126.8,125.7,123.6,121.0,121.0,118.8,108.7,103.7,56.1,55.7;HRMS(ESI)m/z calcd for C27H19O+(M+H)+359.14304,found359.14349.
由以上实施例可知,本发明提供了一种苯并(b)荧蒽衍生物的制备方法,将芴基烯烃、氟化物、二氧化锰和四氢呋喃混合,在所得混合液中滴加苯炔前体,进行[4+2]环加成反应,得到苯并(b)荧蒽衍生物。本发明以芴基烯烃为原料制备苯并(b)荧蒽衍生物,原料获取方便,且能够一锅法一步合成苯并(b)荧蒽衍生物,相对于现有技术的三步法和两步法,本发明的方法简便快捷;本发明的方法无需过渡金属催化,且使用的氧化剂(二氧化锰)低廉环保,不会造成环境污染;本发明在回流条件下进行反应,反应条件温和,且产率高(可达87%),普适性好。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。
Claims (8)
1.一种苯并(b)荧蒽衍生物的制备方法,包括以下步骤:
将芴基烯烃、氟化物、二氧化锰和四氢呋喃混合,向所得混合液中滴加苯炔前体,进行[4+2]环加成反应,得到苯并(b)荧蒽衍生物;所述苯炔前体具有式II所示结构:
其中,R2为氢基或4,5-二甲氧基;所述氟化物为氟化铯;
所述芴基烯烃的结构式如式I所示:
其中,R1为2-甲氧基苯基、4-甲氧基苯基、3-甲氧基苯基、2-氯苯基、3-氯苯基、4-氯苯基、2-甲基噻吩基、正丁基或苯基;
所述苯并(b)荧蒽衍生物的结构式为:
2.根据权利要求1所述的制备方法,其特征在于,所述芴基烯烃与苯炔前体的摩尔比为1:3。
3.根据权利要求1或2所述的制备方法,其特征在于,所述芴基烯烃、氟化物和二氧化锰的摩尔比为1:12:15。
4.根据权利要求1所述的制备方法,其特征在于,所述四氢呋喃的体积与芴基烯烃的摩尔比为2mL:0.1mmol。
5.根据权利要求1所述的制备方法,其特征在于,所述[4+2]环加成反应的温度为70℃,时间为48h。
6.根据权利要求1所述的制备方法,其特征在于,所述滴加在搅拌条件下进行,所述搅拌的转速为200~300r/min。
7.根据权利要求1或6所述的制备方法,其特征在于,所述滴加按照50μL微量进样器以2s/滴的速率进行滴加。
8.根据权利要求1或5所述的制备方法,其特征在于,所述[4+2]环加成反应在回流条件下进行。
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---|
Diels-Alder Reaction:1,4-cycloaddition of N-Aryl-maleimides to alkylidene- & Arylidene-fluorenones Synthesis of Some New Fluoranthene Derivatives;SADEL E. ABDOU et al;《Indian Journal of Chemistry》;19810930;第20B卷;第755-758页 * |
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