CN108864058A - 一类氧杂蒽酮类荧光染料及应用 - Google Patents
一类氧杂蒽酮类荧光染料及应用 Download PDFInfo
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- CN108864058A CN108864058A CN201710341271.7A CN201710341271A CN108864058A CN 108864058 A CN108864058 A CN 108864058A CN 201710341271 A CN201710341271 A CN 201710341271A CN 108864058 A CN108864058 A CN 108864058A
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- Prior art keywords
- alkyl
- compound
- boric acid
- aryl
- milliliters
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- JNELGWHKGNBSMD-UHFFFAOYSA-N xanthone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3OC2=C1 JNELGWHKGNBSMD-UHFFFAOYSA-N 0.000 title claims abstract description 38
- BFMYDTVEBKDAKJ-UHFFFAOYSA-L disodium;(2',7'-dibromo-3',6'-dioxido-3-oxospiro[2-benzofuran-1,9'-xanthene]-4'-yl)mercury;hydrate Chemical compound O.[Na+].[Na+].O1C(=O)C2=CC=CC=C2C21C1=CC(Br)=C([O-])C([Hg])=C1OC1=C2C=C(Br)C([O-])=C1 BFMYDTVEBKDAKJ-UHFFFAOYSA-L 0.000 title description 3
- -1 aldehyde radical Chemical class 0.000 claims abstract description 28
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 14
- 125000003118 aryl group Chemical group 0.000 claims abstract description 12
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004327 boric acid Substances 0.000 claims abstract description 11
- BMQDAIUNAGXSKR-UHFFFAOYSA-N (3-hydroxy-2,3-dimethylbutan-2-yl)oxyboronic acid Chemical compound CC(C)(O)C(C)(C)OB(O)O BMQDAIUNAGXSKR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims abstract description 10
- 125000004093 cyano group Chemical group *C#N 0.000 claims abstract description 7
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims abstract description 7
- 125000004417 unsaturated alkyl group Chemical group 0.000 claims abstract description 7
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 6
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 6
- 150000002367 halogens Chemical class 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 6
- 125000003368 amide group Chemical group 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims abstract description 5
- MDFFNEOEWAXZRQ-UHFFFAOYSA-N aminyl Chemical compound [NH2] MDFFNEOEWAXZRQ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 4
- 150000002431 hydrogen Chemical class 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 39
- 239000000975 dye Substances 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 13
- 239000005864 Sulphur Substances 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims 2
- 229910052757 nitrogen Inorganic materials 0.000 claims 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical group NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 150000001408 amides Chemical class 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- DAJLHNABGVYSOO-UHFFFAOYSA-N boric acid;2,3-dimethylbutane-2,3-diol Chemical compound OB(O)O.CC(C)(O)C(C)(C)O DAJLHNABGVYSOO-UHFFFAOYSA-N 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 239000011575 calcium Substances 0.000 claims 1
- 229910002091 carbon monoxide Inorganic materials 0.000 claims 1
- 230000002508 compound effect Effects 0.000 claims 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 150000003384 small molecules Chemical class 0.000 claims 1
- 239000011701 zinc Substances 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 239000007850 fluorescent dye Substances 0.000 abstract description 14
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 45
- 238000006243 chemical reaction Methods 0.000 description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 27
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 24
- 238000000034 method Methods 0.000 description 21
- 239000000243 solution Substances 0.000 description 20
- 239000012074 organic phase Substances 0.000 description 15
- 238000004090 dissolution Methods 0.000 description 13
- 239000012071 phase Substances 0.000 description 13
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- 210000004027 cell Anatomy 0.000 description 12
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 12
- 238000011068 loading method Methods 0.000 description 12
- 238000005292 vacuum distillation Methods 0.000 description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 10
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 10
- 238000005406 washing Methods 0.000 description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 241000220317 Rosa Species 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000006555 catalytic reaction Methods 0.000 description 7
- 230000005284 excitation Effects 0.000 description 7
- 238000010791 quenching Methods 0.000 description 7
- 230000000171 quenching effect Effects 0.000 description 7
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 7
- 238000005160 1H NMR spectroscopy Methods 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 150000002989 phenols Chemical class 0.000 description 6
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 6
- CMWKITSNTDAEDT-UHFFFAOYSA-N 2-nitrobenzaldehyde Chemical class [O-][N+](=O)C1=CC=CC=C1C=O CMWKITSNTDAEDT-UHFFFAOYSA-N 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000004440 column chromatography Methods 0.000 description 5
- 239000012065 filter cake Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 125000001424 substituent group Chemical group 0.000 description 5
- 125000001246 bromo group Chemical group Br* 0.000 description 4
- 230000006837 decompression Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 238000002189 fluorescence spectrum Methods 0.000 description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 229960003280 cupric chloride Drugs 0.000 description 3
- 230000003013 cytotoxicity Effects 0.000 description 3
- 231100000135 cytotoxicity Toxicity 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000003810 ethyl acetate extraction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 210000003463 organelle Anatomy 0.000 description 3
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 3
- 238000006862 quantum yield reaction Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 238000002211 ultraviolet spectrum Methods 0.000 description 3
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 2
- HAGUMWGXABFJMN-UHFFFAOYSA-N 3-methyl-2-nitrobenzaldehyde Chemical compound CC1=CC=CC(C=O)=C1[N+]([O-])=O HAGUMWGXABFJMN-UHFFFAOYSA-N 0.000 description 2
- 239000004342 Benzoyl peroxide Substances 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000004043 dyeing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 2
- 238000000799 fluorescence microscopy Methods 0.000 description 2
- CUXQLKLUPGTTKL-UHFFFAOYSA-M microcosmic salt Chemical compound [NH4+].[Na+].OP([O-])([O-])=O CUXQLKLUPGTTKL-UHFFFAOYSA-M 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 235000002639 sodium chloride Nutrition 0.000 description 2
- 125000005504 styryl group Chemical group 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- DAZQBQQNIUAQAV-UHFFFAOYSA-N 3-bromo-2-nitrobenzaldehyde Chemical compound [O-][N+](=O)C1=C(Br)C=CC=C1C=O DAZQBQQNIUAQAV-UHFFFAOYSA-N 0.000 description 1
- ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical class N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical class C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- CXTDSPIHYKOXCJ-AATRIKPKSA-N Oc1ccc(/C=C/c(cc2)cc(Oc3c4cccc3)c2C4=O)cc1 Chemical compound Oc1ccc(/C=C/c(cc2)cc(Oc3c4cccc3)c2C4=O)cc1 CXTDSPIHYKOXCJ-AATRIKPKSA-N 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 239000000010 aprotic solvent Substances 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- 238000001917 fluorescence detection Methods 0.000 description 1
- 125000006289 hydroxybenzyl group Chemical group 0.000 description 1
- 230000003834 intracellular effect Effects 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 125000006502 nitrobenzyl group Chemical group 0.000 description 1
- FMSOWMGJJIHFTQ-UHFFFAOYSA-N oxidobromine(.) Chemical compound Br[O] FMSOWMGJJIHFTQ-UHFFFAOYSA-N 0.000 description 1
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 108010001535 sulfhydryl oxidase Proteins 0.000 description 1
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- WGTODYJZXSJIAG-UHFFFAOYSA-N tetramethylrhodamine chloride Chemical compound [Cl-].C=12C=CC(N(C)C)=CC2=[O+]C2=CC(N(C)C)=CC=C2C=1C1=CC=CC=C1C(O)=O WGTODYJZXSJIAG-UHFFFAOYSA-N 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/06—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
- C07D311/82—Xanthenes
- C07D311/84—Xanthenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 9
- C07D311/86—Oxygen atoms, e.g. xanthones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D455/00—Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine
- C07D455/03—Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing quinolizine ring systems directly condensed with at least one six-membered carbocyclic ring, e.g. protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine
- C07D455/04—Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing quinolizine ring systems directly condensed with at least one six-membered carbocyclic ring, e.g. protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing a quinolizine ring system condensed with only one six-membered carbocyclic ring, e.g. julolidine
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
- C07F5/025—Boronic and borinic acid compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/10—The polymethine chain containing an even number of >CH- groups
- C09B23/102—The polymethine chain containing an even number of >CH- groups two heterocyclic rings linked carbon-to-carbon
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/10—The polymethine chain containing an even number of >CH- groups
- C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
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Abstract
本发明提供了一类氧杂蒽酮荧光染料及其在荧光探针的设计合成当中的应用,其具有如下结构通式I、II、III、IV:其中R1、R2、R3、R4分别选自氢、卤素、羟基、NH2、巯基、氰基、硝基、N,N‑双C1‑4烷基氨基、醛基、羧基、酰胺基、磺酰胺基、C5‑10芳基、C2‑8杂环芳基、C1‑6烷基、硼酸、硼酸频哪醇酯、OR(其中R为C1‑4的饱和烷基和不饱和烷基)。
Description
一、技术领域
本发明涉及一类氧杂蒽酮荧光染料及其在制备活细胞染料与亚细胞器染料的应用。
二、技术背景
荧光探针由于具有非侵入性、易操作、能够实现可视化检测等特点,近年来,受到普遍 关注。目前,随着荧光成像和检测手段的进步,应用荧光探针对细胞内蛋白的分布及其功能 进行研究已成为生命科学研究的非常重要手段之一,倍受生物化学、药物化学、酶组学等多 个领域科研工作者的关注。
荧光染料在荧光技术的开发应用中起着关键性作用,激光共聚焦荧光成像技术和超分辨 荧光技术的发展,都依赖于相应的荧光染料的发展。目前已被广泛应用的几大类荧光染料包 括荧光素、四乙基罗丹明、四甲基罗丹明等,其具有优良的荧光量子产率、光谱稳定性、细 胞毒性小等优点。但是它们的斯托克斯位移不够大,在细胞成像研究过程中,容易产生严重 的背景干扰。
在众多荧光染料中,具有氧杂蒽酮结构的荧光素染料,由于具有不错的摩尔消光系数和 荧光量子产率、光谱性质稳定、光热及化学稳定性好、分子量小、细胞毒性小等优点,作为 生物分子荧光探针和荧光成像试剂备受关注。但由于其激发和发射波长都比较短,在进行活 细胞成像研究时,组织透过性差。
因此,开发在斯托克斯位移、激发波长和发射波长、光稳定性、细胞毒性诸多方面均性 质优越的荧光染料具有重要的意义。
三、发明内容
本发明旨在以氧杂蒽酮为母核结构开发一种具有斯托克斯位移大于100nm和荧光波长大 于550nm的荧光染料,并且可用于活细胞染色和亚细胞器定位成像和微环境检测。
本发明的技术目通过以下方案实现:
一类氧杂蒽酮荧光染料,具有如下结构通式III、IV:
R1、R2、R3、R4分别选自氢、卤素、羟基、NH2、巯基、氰基、硝基、N,N-双C1-4烷基氨基、醛基、羧基、酰胺基、磺酰胺基、C5-10芳基、C2-8杂环芳基、C1-6烷基、硼酸、硼酸频哪醇酯、 OR(其中R为C1-4的饱和烷基和不饱和烷基)。
本发明所涉及的氧杂蒽酮染料III可用如下方法合成。首先在氯化铜催化下,苯酚衍生 物和邻硝基苯甲醛衍生物反应,制备氧杂蒽酮骨架,然后通过溴代、氧化获得目标化合物。
本发明所涉及的氧杂蒽酮染料IV可用如下方法合成。首先在氯化铜催化下,苯酚衍生物 和对甲基邻硝基苯甲醛反应,制备氧杂蒽酮骨架,然后通过溴代、氧化、witting反应,获 得目标化合物。
本发明所述氧杂蒽酮类荧光染料具有如下显著特征:
1.荧光强度和荧光量子产率与溶剂呈现良好线性关系;
2.荧光波长较长,斯托克斯位移大于100nm;
3.在非质子溶剂中荧光较强,波长较短,在质子溶剂中荧光较弱,波长较长
4.合成简便,产品易得;
5.鉴于本发明荧光染料的上述特征,进一步提供其在制备活细胞荧光染料、尤其是在活 细胞亚细胞器定位染料中的应用。
四、附图说明
附图1为化合物(E)-3-(4-methylstyryl)-9H-xanthen-9-one的紫外和荧光光谱随溶剂 极性变化图。
附图2为化合物(E)-3-(4-chlorostyryl)-9H-xanthen-9-one的紫外和荧光光谱随溶剂 极性变化图。
附图3为化合物(E)-3-(3,4-dimethoxystyryl)-9H-xanthen-9-one的紫外和荧光光谱随 溶剂极性变化图。
附图4为化合物(E)-3-(3,4,5-trimethoxystyryl)-9H-xanthen-9-one的紫外和荧光光 谱随溶剂极性变化图。
附图5为a.CT26细胞和II-3培养2h;b.HMSC细胞和II-3培养2h。第一列351nm 激发,第二列457nm激发,第三列514nm激发,第四列transmission,第五列各通道叠 加信号图像。
附图6为a.HUVEC细胞和I-7染料培养2h;b.HMSC细胞和I-7染料培养2h。第一列351nm激发,第二列457nm激发,第三列514nm激发,第四列transmission,第五列各 通道叠加信号图像。
五、具体实施方案
1.本发明提供一类具有结构通式III、IV的氧杂蒽酮荧光染料。
R1、R2、R3、R4分别选自氢、卤素、羟基、NH2、巯基、氰基、硝基、N,N-双C1-4烷基氨基、醛基、羧基、酰胺基、磺酰胺基、C5-10芳基、C2-8杂环芳基、C1-6烷基、硼酸、硼酸频哪醇酯、 OR(其中R为C1-4的饱和烷基和不饱和烷基);
具体实施方式之一,所述R1分别选自氢、卤素、OH、NH2、N,N-双C1-4烷基氨基、C5-10芳基、 C2-8杂环芳基、C1-6烷基,硼酸、硼酸频哪醇酯、OR(其中R为C1-4的饱和烷基和不饱和烷基)。
另一具体实施方式,所述R2分别选自氢、卤素、OH、NH2、N,N-双C1-4烷基氨基、C5-10芳基、C2-8杂环芳基、C1-6烷基,硼酸、硼酸频哪醇酯、OR(其中R为C1-4的饱和烷基和不饱和烷基。
再一具体实施方式,R3、R4分别选自OH、SH、NO2、NH2、N,N-双C1-4烷基氨基、C5-10芳基、C2-8杂环芳基、C1-6烷基,硼酸、硼酸频哪醇酯、OR(其中R为C1-4的饱和烷基和不饱和烷基。
更为具体地,本发明所述的氧杂蒽酮染料,选自如下结构的化合物:
本发明进一步提供所述I荧光染料的制备方法,包括以下步骤:苯酚衍生物和邻硝基苯 甲醛衍生物,在氯化铜催化下反应,制备氧杂蒽酮骨架,然后氧化的醛基,所得醛再与witting 盐发生成双键反应,获得目标化合物。
本发明更进一步提供所述II荧光染料的制备方法,包括以下步骤:苯酚衍生物和邻硝基 苯甲醛衍生物,在氯化铜催化下反应,制备氧杂蒽酮骨架,然后氧化的二醛化合物,所得醛 再与witting盐发生成双键反应,获得目标化合物。
本发明所涉及的氧杂蒽酮染料III可用如下方法合成。首先在氯化铜催化下,苯酚衍生 物和邻硝基苯甲醛衍生物反应,制备氧杂蒽酮骨架,然后通过溴代、氧化获得目标化合物。
本发明所涉及的氧杂蒽酮染料IV可用如下方法合成。首先在氯化铜催化下,苯酚衍生物 和对甲基邻硝基苯甲醛反应,制备氧杂蒽酮骨架,然后通过溴代、氧化、witting反应,获 得目标化合物。
本发明中使用的各种原料均可市售获得,或者可通过本领域技术人员公知的方法或现有 技术中公开的方法由本领域公知的原料简单制备得到。
应认识到,本发明化合物中的各种环取代基有一些可在上述步骤进行之前或刚完成后, 通过标准的芳香族取代反应来引入或者通过常规官能团修饰来产生,这包括在本发明的方法 步骤方面。这种反应和修饰包括例如取代基通过芳族取代反应引入,取代基还原,取代基的 烷基化和取代基的氧化。芳香族取代反应的具体实例包括用浓硝酸引入硝基,Feiedel Crafts 条件引入酰基、烷基。修饰的具体实例包括通过例如镍催化、亚铁盐对硝基的还原;将巯基 氧化成亚磺酰基、磺酰基。
除另有说明外,本文中使用的术语具有以下含义。
本发明中使用的术语“烷基”包括直链烷基和支链烷基。如“C1-6烷基”包括甲基、乙基、 正丙基、正丁基和叔丁基等。类似的规则也适用于本说明书中使用的其它基团。
本发明所述氧杂蒽酮荧光染料的荧光性质对环境敏感,可用于活细胞特异细胞器定位染 色。
下述非限制性实施例可以使本领域的普通技术人员更全面的了解本发明,但不以任何方 式限制本发明。
具体实施方式:
实施例1
(E)-3-(4-(dimethylamino)styryl)-9H-xanthen-9-one
化合物(E)-3-(4-(dimethylamino)styryl)-9H-xanthen-9-one的制备
邻硝基苯甲醛(20.0g,0.13mol)、间甲基苯酚(18.6g,0.17mol)、无水氯化铜(890mg,6.6mmol)、三苯基膦(2.6g,10mmol)与无水磷酸钾(62.0g,0.29mol)溶解到100毫 升重蒸甲苯中,反应液在110℃条件下回流;反应24小时后反应液冷却到室温,将用硅藻 土过滤,并用乙酸乙酯多次清洗滤饼;然后经减压蒸馏将溶剂蒸干。残留物用150毫升乙酸 乙酯溶解后,加等量水洗多次,直至水相颜色有深棕色变为澄清;后用40%氢氧化钠水溶液 洗多次,直至水相由深棕色变为澄清;最后,饱和食盐水洗3到5次;有机相用无水硫酸钠 干燥;有机相减压蒸馏,柱层析分离,干法上样,石油醚比乙酸乙酯50比1;或重结晶,到 乳白色粉末状固体或白色针状晶体a(20g,75%)。
中间体a(840mg,4mmol),在过氧苯甲酰(96.0mg,0.4mmol),NBS(720,4mmol) 加到100毫升封管中,40毫升四氯化碳溶解,反应液在100℃油浴中搅拌反应,反应1个小 时,停止加热,冷却到室温,硅藻土过滤,滤液减压蒸馏,残留物用40毫升氯仿溶解,加入 1.4克TBADC,回流反应4个小时。然后将反应液冷却到室温,硅藻土过滤未反应TBADC,滤 液减压蒸馏,残留物加入40毫升乙酸乙酯溶解,再加等量水洗3到5次,最后用40毫升饱 和氯化钠水溶液洗3次,无水硫酸钠干燥,有机相减压蒸馏;柱层析分离,干法上样,石油 醚比乙酸乙酯5比1。得中间体c(430mg,48%)。
上述反应得到的化合物c(224mg,0.1mmol)和d(434mg,0.1mmol),与1.2个 当量的乙醇钠加到50毫升圆底反应瓶中,10毫升DMF溶解,室温下搅拌反应24小时,反应 液由最初的深玫红色变为淡黄色,加入10毫升水淬灭反应,20毫升乙酸乙酯萃取,分离水 相,再用10毫升水洗涤5到8次,充分将DMF除去,最后无水硫酸钠干燥;有机相减压蒸馏, 柱层析纯化,干法上样(PE∶EA=20∶1),得淡黄色粉末状目标化合物273毫克,收率63%。
实施例2:
(E)-3-(4-hydroxystyryl)-9H-xanthen-9-one
化合物(E)-3-(4-hydroxystyryl)-9H-xanthen-9-one的制备
按照实施例1,制备化合物c。化合物c(224mg,0.1mmol),对羟基苄基三苯基磷盐(434mg,0.1mmol),乙醇钠(20.4mg,0.3mmol)加到50毫升圆底反应瓶中,10毫升 DMF溶解,室温下搅拌反应24小时,反应液由最初的深玫红色变为淡黄色,加入10毫升水 淬灭反应,20毫升乙酸乙酯萃取,分离水相,再用10毫升水洗涤5到8次,充分将DMF除 去,最后无水硫酸钠干燥;有机相减压蒸馏,柱层析纯化,干法上样(PE∶EA=20∶1),得淡 黄色粉末状目标化合物240毫克,收率76%。1H NMR(400MHz,DMSO)δ9.81(s,1H),8.23 -8.18(m,J=7.8,1.3Hz,1H),8.14(d,J=8.2Hz,1H),7.88(t,J=7.8Hz,1H), 7.76(s,1H),7.70(d,J=8.4Hz,1H),7.66(d,J=8.3Hz,1H),7.56-7.45(m, 2H),7.21(d,J=16.4Hz,1H),6.83(d,J=8.5Hz,1H)。
实施例3:
(E)-3-(4-nitrostyryl)-9H-xanthen-9-one
化合物(E)-3-(4-nitrostyryl)-9H-xanthen-9-one的制备
按照实施例1,制备化合物c。化合物c(224mg,0.1mmol),对硝基苄基三苯基磷盐(434mg,0.1mmol),乙醇钠(20.4mg,0.3mmol)加到50毫升圆底反应瓶中,10毫升 DMF溶解,室温下搅拌反应24小时,反应液由最初的深玫红色变为淡黄色,加入10毫升水 淬灭反应,20毫升乙酸乙酯萃取,分离水相,再用10毫升水洗涤5到8次,充分将DMF除 去,最后无水硫酸钠干燥;有机相减压蒸馏,柱层析纯化,干法上样(PE∶EA=20∶1),得淡 黄色粉末状目标化合物240毫克,收率76%。1H NMR(400MHz,CDCl3)δ8.36-8.28(m, J=7.9,1.1Hz,1H),8.22(d,J=8.2Hz,1H),8.11(d,J=8.7Hz,2H),7.75- 7.68(m,1H),7.45(d,J=8.4Hz,1H),7.39(d,J=8.4Hz,3H),7.32(s,1H),7.19 (d,J=8.2Hz,1H),6.89(d,J=12.3Hz,1H),6.82(d,J=12.3Hz,1H)。
实施例4:
(E)-3-(4-methoxystyryl)-9H-xanthen-9-one
化合物(E)-3-(4-methoxystyryl)-9H-xanthen-9-one的合成
按照实施例1,制备化合物c。化合物c(224mg,0.1mmol),对甲氧基苄基三苯基磷盐(434mg,0.1mmol),乙醇钠(20.4mg,0.3mmol)加到50毫升圆底反应瓶中,10毫 升DMF溶解,室温下搅拌反应24小时,反应液由最初的深玫红色变为淡黄色,加入10毫升 水淬灭反应,20毫升乙酸乙酯萃取,分离水相,再用10毫升水洗涤5到8次,充分将DMF 除去,最后无水硫酸钠干燥;有机相减压蒸馏,柱层析纯化,干法上样(PE∶EA=20∶1),得 淡黄色粉末状目标化合物240毫克,收率76%。1H NMR(400MHz,DMSO)δ8.19(d,J=7.0 Hz,1H),8.15(d,J=8.3Hz,1H),7.88(t,J=7.2Hz,0H),7.78(s,0H),7.74 -7.60(m,1H),7.56(d,J=16.4Hz,0H),7.48(t,J=7.4Hz,OH),7.28(d,J= 16.4Hz,0H),7.00(d,J=8.5Hz,1H),2.51(s,1H)。
实施例5
(E)-3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)styryl)-9H-xanthen-9-o ne
邻硝基苯甲醛(20.0g,0.13mol)、间甲基苯酚(18.6g,0.17mol)、无水氯化铜(890mg,6.6mmol)、三苯基膦(2.6g,10mmol)与无水磷酸钾(62.0g,0.29mol)溶解到100毫 升重蒸甲苯中,反应液在110℃条件下回流;反应24小时后反应液冷却到室温,将用硅藻 土过滤,并用乙酸乙酯多次清洗滤饼;然后经减压蒸馏将溶剂蒸干。残留物用150毫升乙酸 乙酯溶解后,加等量水洗多次,直至水相颜色有深棕色变为澄清;后用40%氢氧化钠水溶液 洗多次,直至水相由深棕色变为澄清;最后,饱和食盐水洗3到5次;有机相用无水硫酸钠 干燥;有机相减压蒸馏,柱层析分离,干法上样,石油醚比乙酸乙酯50比1;或重结晶,到 乳白色粉末状固体或白色针状晶体a(20g,75%)。
中间体a(840mg,4mmol),在过氧苯甲酰(96.0mg,0.4mmol),NBS(720,4mmol) 加到100毫升封管中,40毫升四氯化碳溶解,反应液在100℃油浴中搅拌反应,反应1个小 时,停止加热,冷却到室温,硅藻土过滤,滤液减压蒸馏,残留物用40毫升氯仿溶解,加入 1.4克TBADC,回流反应4个小时。然后将反应液冷却到室温,硅藻土过滤未反应TBADC,滤 液减压蒸馏,残留物加入40毫升乙酸乙酯溶解,再加等量水洗3到5次,最后用40毫升饱 和氯化钠水溶液洗3次,无水硫酸钠干燥,有机相减压蒸馏;柱层析分离,干法上样,石油 醚比乙酸乙酯5比1。得中间体c(430mg,48%)。
上述反应得到的化合物c(224mg,0.1mmol)和d(434mg,0.1mmol),与1.2个 当量的乙醇钠加到50毫升圆底反应瓶中,10毫升DMF溶解,室温下搅拌反应24小时,反应 液由最初的深玫红色变为淡黄色,加入10毫升水淬灭反应,20毫升乙酸乙酯萃取,分离水 相,再用10毫升水洗涤5到8次,充分将DMF除去,最后无水硫酸钠干燥;有机相减压蒸馏, 柱层析纯化,干法上样(PE∶EA=20∶1),得淡黄色粉末状目标化合物273毫克,收率63%。1H NMR(400MHz,DMSO)δ7.70-7.79(m,5H),7.43-7.46(m,2H),7.14-7.42(m,4H),6.90 (d,J=14Hz,1H),5.95(d,J=14Hz,1H),1.20(s,12H);13C NMR(100MHz,DMSO) δ175.2,155.6,140.3,137.5,135.2,133.3,130.7,129.9,127.4,126.4,125.9,124.3, 88.1,24.7。
实施例6:
(E)-1,3,3-trimethyl-2-(2-(9-oxo-9H-xanthen-3-yl)vinyl)-3H-indol-1-ium
化合物(E)-1,3,3-trimethyl-2-(2-(9-oxo-9H-xanthen-3-yl)vinyl)-3H-indol-1-ium 的合成。按照实施例1,制备化合物c。化合物c(224mg,0.1mmol),吲哚啉(174mg, 0.1mmol),乙醇钠(20.4mg,0.3mmol)加到50毫升圆底反应瓶中,10毫升DMF溶解,室温下搅拌反应24小时,反应液由最初的深玫红色变为淡黄色,加入10毫升水淬灭反应,20毫升乙酸乙酯萃取,分离水相,再用10毫升水洗涤5到8次,充分将DMF除去,最后无 水硫酸钠干燥;有机相减压蒸馏,柱层析纯化,干法上样(PE∶EA=20∶1),得淡黑色粉末状 目标化合物240毫克,收率76%。1H NMR(400MHz,DMSO)δ8.95(d,J=7.2Hz,1H),8.12 (dd,J=7.2Hz,1H),7.77-7.70(m,2H),7.65(d,J=7.3Hz,1H),7.44(d,J=7.2 Hz,1H),7.30(d,J=7.2Hz,1H),7.16(d,J=7.3Hz,1H),6.79(d,J=14.0Hz, 1H),5.67(d,J=14.0Hz,1H),1.44(s,6H),1.0(s,3H);13C NMR(100MHz,DMSO) δ175.1,155.7,141.2,140.3,137.5,135.2,133.3,130.7,129.9,128.3,127.4,126.4, 125.9,124.3,32.5,24.7.
实施例7:
1,3,3-trimethyl-2-((E)-2-(9-oxo-6-((E)-2-(2,3,6,7-tetrahydro-1H,5H-pyrido[3, 2,1-ij]quinolin-9-yl)vinyl)-9H-xanthen-3-yl)vinyl)-3H-indol-1-ium
溴代邻硝基苯甲醛(20.0g,0.08mol)、间甲基苯酚(18.6g,0.17mol)、无水氯化 铜(890mg,6.6mmol)、三苯基膦(2.6g,10mmol)与无水磷酸钾(62.0g,0.29mol)溶解 到100毫升重蒸甲苯中,反应液在110℃条件下回流;反应24小时后反应液冷却到室温, 将用硅藻土过滤,并用乙酸乙酯多次清洗滤饼;然后经减压蒸馏将溶剂蒸干。残留物用150 毫升乙酸乙酯溶解后,加等量水洗多次,直至水相颜色有深棕色变为澄清;后用40%氢氧化 钠水溶液洗多次,直至水相由深棕色变为澄清;最后,饱和食盐水洗3到5次;有机相用无 水硫酸钠干燥;有机相减压蒸馏,柱层析分离,干法上样,石油醚比乙酸乙酯50比1;或重 结晶,到乳白色粉末状固体或白色针状晶体(20g,75%)。
所得中间体再与本乙烯衍生物,在醋酸钯作用下发生偶联,产物再经NBS溴代,氧化, 上述反应得到的化合物(224mg,0.1mmol)和吲哚啉(434mg,0.1mmol),与1.2个当 量的乙醇钠加到50毫升圆底反应瓶中,10毫升DMF溶解,室温下搅拌反应24小时,反应液 由最初的深玫红色变为淡黄色,加入10毫升水淬灭反应,20毫升乙酸乙酯萃取,分离水相, 再用10毫升水洗涤5到8次,充分将DMF除去,最后无水硫酸钠干燥;有机相减压蒸馏,柱 层析纯化,干法上样(PE∶EA=20∶1),得淡黑色粉末状目标化合物273毫克,收率55%。1H NMR(400MHz,DMSO)δ8.95(d,J=7.2,1H),8.12(dd,J=7.2Hz,1H),7.70(d,J= 7.3Hz,1H),7.65(d,J=7.3,1H),7.44(d,J=7.2,1H),7.30(d,J=7.2Hz,1H), 7.16(s 1H),7.04(s,2H),6.79(d,J=14.0,1H),5.67(d,J=14.0,1H),3.37-3.34 (m,4),2.78-2.71(m,4H),1,97-1,94(m,4H),1.44(s,6H),1.0(s,3H);13C NMR(100 MHz,DMSO)δ175.1,155.7,141.2,140.3,137.5,135.2,133.3,130.7,129.9,128.3, 127.4,126.4,125.9,124.3,51,7,32.5,28.0,24.7,22.1.
实施例8:荧光化合物的斯托克斯位移和溶剂极性的相关性研究
化合物紫外吸收与荧光光谱测试。将对应染料配置成25uM/L甲苯、乙酸乙酯、二氧六 环、乙腈和甲醇溶液,分别用紫外分光光度计和荧光分光光度计测试化合物在不同溶液中的 紫外吸收和荧光发光谱。然后测算溶剂极性和斯托克斯位移之间的关系。
表1 化合物在不同溶剂中的紫外最大吸收和荧光最大发射峰与斯托克斯位移数据。
Claims (6)
1.一类氧杂蒽酮化合物,其结构式如下:
通式III、IV中R1、R2、R3、R4分别选自氢、卤素、羟基、NH2、巯基、氰基、硝基、N,N-双C1-4烷基氨基、醛基、羧基、酰胺基、磺酰胺基、C5-10芳基、C2-8杂环芳基、C1-6烷基、硼酸、硼酸频哪醇酯、OR(其中R为C1-4的饱和烷基和不饱和烷基)。
2.权利要求1所述的氧杂蒽酮化合物,其特征在于R1、R2、R3、R4分别选自羟基、NH2、巯基、氰基、N,N-双C1-4烷基氨基、酰胺基、C2-8杂环芳基、C1-6烷基、硼酸、硼酸频哪醇酯、OR(其中R为C1-4的饱和烷基和不饱和烷基)。
3.权利要求2所述的氧杂蒽酮化合物,其特征在于R1、R2、R3、R4分别选自羟基、NH2、N,N-双C1-4烷基氨基、C2-8杂环芳基、硼酸、硼酸频哪醇酯、OR(其中R为C1-4的饱和烷基和不饱和烷基)。
4.权利要求1-3之一所述的化合物以及具有如下结构通式I、II的化合物在荧光探针的设计合成当中的应用;
其中通式I中R1分别选自巯基、氰基、硝基、N,N-双C1-4烷基氨基、醛基、羧基、酰胺基、磺酰胺基、C5-10芳基、C2-8杂环芳基、C1-6烷基、硼酸、硼酸频哪醇酯;
通式I和II中R2、R3、R4分别选自巯基、氰基、硝基、N,N-双C1-4烷基氨基、醛基、羧基、酰胺基、磺酰胺基、C5-10芳基、C2-8杂环芳基、C1-6烷基、硼酸、硼酸频哪醇酯。
5.权利要求4所述的应用,其特征在于通过小分子如硫化氢、一氧化碳、二氧化硫、一氧化氮、钙、镁、锌、铁等与权利要求1-4之一所述的化合物作用,可以改变其荧光强度与波长。
6.权利要求4所述的应用,其特征在于通过改变染料所在的环境,如pH值、溶剂极性、离子强度等可改变权利要求1-4之一所述的化合物的荧光强度和波长。
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