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  1. ZnAF-2 DA
    CAS: 357339-96-9 PubChem CID: 16760714 Formula: C38H32N4O7 Molecular Weight: 656.7
    In Stock Item #: Z275826
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    Technical Identifiers
    IUPAC Name
    [6'-acetyloxy-6-[2-[bis(pyridin-2-ylmethyl)amino]ethylamino]-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl] acetate
    SMILES
    CC(=O)OC1=CC2=C(C=C1)C3(C4=C(O2)C=C(C=C4)OC(=O)C)C5=C(C=CC(=C5)NCCN(CC6=CC=CC=N6)CC7=CC=CC=N7)C(=O)O3
    InChIKey
    QRHJESKPYRPLIW-UHFFFAOYSA-N
    InChI
    1S/C38H32N4O7/c1-24(43)46-29-10-13-32-35(20-29)48-36-21-30(47-25(2)44)11-14-33(36)38(32)34-19-26(9-12-31(34)37(45)49-38)41-17-18-42(22-27-7-3-5-15-39-show more
    Synonyms
    MFCD08702725 | [6'-acetyloxy-6-[2-[bis(pyridin-2-ylmethyl)amino]ethylamino]-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'...
  2. BD140 [for Albumin binding assay]
    CAS: 1201643-08-4 Formula: C21H21BF2N2O Molecular Weight: 366.22
    In Stock Item #: B152204
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    IUPAC Name
    2,2-difluoro-6-methyl-4-[(E)-2-(4-propoxyphenyl)ethenyl]-3-aza-1-azonia-2-boranuidatricyclo[7.3.0.03,7]dodeca-1(12),4,6,8,10-pentaene
    SMILES
    [B-]1(N2C(=CC(=C2C=C3[N+]1=CC=C3)C)C=CC4=CC=C(C=C4)OCCC)(F)F
    InChIKey
    NDQRWYKJLFZGBK-RMKNXTFCSA-N
    InChI
    1S/C21H21BF2N2O/c1-3-13-27-20-10-7-17(8-11-20)6-9-19-14-16(2)21-15-18-5-4-12-25(18)22(23,24)26(19)21/h4-12,14-15H,3,13H2,1-2H3/b9-6+
    Synonyms
    4,4-Difluoro-1-methyl-3-(4-propoxystyryl)-4-bora-3a,4a-diaza-s-indacene | BYB64308 | E79001 | 2,2-difluoro-6-methyl-4...
  3. 4-(2-Aminoethylamino)-7-(N,N-dimethylsulfamoyl)benzofurazan
    CAS: 189373-41-9 Formula: C10H15N5O3S Molecular Weight: 285.32
    Out of Stock Item #: A333638
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    IUPAC Name
    7-(2-aminoethylamino)-N,N-dimethyl-2,1,3-benzoxadiazole-4-sulfonamide
    SMILES
    CN(C)S(=O)(=O)C1=CC=C(C2=NON=C12)NCCN
    InChIKey
    RDMBHRPODMXKHT-UHFFFAOYSA-N
    InChI
    1S/C10H15N5O3S/c1-15(2)19(16,17)8-4-3-7(12-6-5-11)9-10(8)14-18-13-9/h3-4,12H,5-6,11H2,1-2H3
    Synonyms
    7-(2-aminoethylamino)-N,N-dimethyl-2,1,3-benzoxadiazole-4-sulfonamide | DBD-ED | 7-(2-Aminoethylamino)-N,N-dimethyl-4...
  4. 5-Carboxyfluorescein diacetate(5-CFDA)
    CAS: 79955-27-4 EC Number: 635-966-8 Formula: C25H16O9 Molecular Weight: 460.39
    Solid ≥95%
    In Stock Item #: C114919
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    Technical Identifiers
    IUPAC Name
    3',6'-diacetyloxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid
    SMILES
    CC(=O)OC1=CC2=C(C=C1)C3(C4=C(C=C(C=C4)C(=O)O)C(=O)O3)C5=C(O2)C=C(C=C5)OC(=O)C
    InChIKey
    WPUZGNPQMIWOHE-UHFFFAOYSA-N
    InChI
    1S/C25H16O9/c1-12(26)31-15-4-7-19-21(10-15)33-22-11-16(32-13(2)27)5-8-20(22)25(19)18-6-3-14(23(28)29)9-17(18)24(30)34-25/h3-11H,1-2H3,(H,28,29)
    Synonyms
    5-CFDA | HY-D0047 | PD063611 | Cfda-5 | C2859 | 3',6'-Bis(acetyloxy)-3-oxospiro(isobenzofuran-1(3H),9'-(9H)xanthene)-...
  5. 5-Carboxyfluorescein N-succinimidyl ester
    CAS: 92557-80-7 Formula: C25H15NO9 Molecular Weight: 473.39
    In Stock Item #: C107881
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    Technical Identifiers
    IUPAC Name
    (2,5-dioxopyrrolidin-1-yl) 3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carboxylate
    SMILES
    C1CC(=O)N(C1=O)OC(=O)C2=CC3=C(C=C2)C4(C5=C(C=C(C=C5)O)OC6=C4C=CC(=C6)O)OC3=O
    InChIKey
    GECIDMICWWDIBO-UHFFFAOYSA-N
    InChI
    1S/C25H15NO9/c27-13-2-5-17-19(10-13)33-20-11-14(28)3-6-18(20)25(17)16-4-1-12(9-15(16)24(32)34-25)23(31)35-26-21(29)7-8-22(26)30/h1-6,9-11,27-28H,7-8H2
    Synonyms
    5-carboxyfluorescein succinimidyl ester | 5-Carboxyfluorescein N-Succinimidyl Este | 5-Carboxyfluorescein-N-hydroxysu...
  6. 5-ROX [5-Carboxy-X-rhodamine]
    CAS: 216699-35-3 EC Number: 683-410-8 PubChem CID: 4097103 Formula: C33H30N2O5 Molecular Weight: 534.602
    Solid ≥95%
    Out of Stock Item #: R131183
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    Technical Identifiers
    IUPAC Name
    3-carboxy-4-(3-oxa-23-aza-9-azoniaheptacyclo[17.7.1.15,9.02,17.04,15.023,27.013,28]octacosa-1(27),2(17),4,9(28),13,15,18-heptaen-16-yl)benzoate
    SMILES
    C1CC2=CC3=C(C4=C2N(C1)CCC4)OC5=C6CCC[N+]7=C6C(=CC5=C3C8=C(C=C(C=C8)C(=O)[O-])C(=O)O)CCC7
    InChIKey
    UNGMOMJDNDFGJG-UHFFFAOYSA-N
    InChI
    1S/C33H30N2O5/c36-32(37)20-9-10-21(24(17-20)33(38)39)27-25-15-18-5-1-11-34-13-3-7-22(28(18)34)30(25)40-31-23-8-4-14-35-12-2-6-19(29(23)35)16-26(27)31/show more
    Synonyms
    5-CXR | 5-Carboxy-X-rhodamine triethylamin salt | PD063557 | AKOS032953770 | 5-carboxy-X-rhodamine | 3-carboxy-4-(3-o...
  7. Astrazon Brilliant Red 4G
    CAS: 12217-48-0 Formula: C23H26ClN3 Molecular Weight: 379.9
    AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
    In Stock Item #: A302650
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    IUPAC Name
    3-[N-methyl-4-[(E)-2-(1,3,3-trimethylindol-1-ium-2-yl)ethenyl]anilino]propanenitrile;chloride
    SMILES
    CC1(C2=CC=CC=C2[N+](=C1C=CC3=CC=C(C=C3)N(C)CCC#N)C)C.[Cl-]
    InChIKey
    NJIRSTSECXKPCO-UHFFFAOYSA-M
    InChI
    1S/C23H26N3.ClH/c1-23(2)20-8-5-6-9-21(20)26(4)22(23)15-12-18-10-13-19(14-11-18)25(3)17-7-16-24;/h5-6,8-15H,7,17H2,1-4H3;1H/q+1;/p-1
    Synonyms
    2-(2-(4-((2-Cyanoethyl)methylamino)phenyl)vinyl)-1,3,3-trimethyl-3H-indolium chloride | Basic Red 14 | 3-[N-methyl-4-...
  8. 6,7-Methylenedioxy-4-methyl-3-maleimidocoumarin [for HPLC Labeling]
    CAS: 97744-90-6 Formula: C15H9NO6 Molecular Weight: 299.24
    Out of Stock Item #: M158666
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    Technical Identifiers
    IUPAC Name
    1-(8-methyl-6-oxo-[1,3]dioxolo[4,5-g]chromen-7-yl)pyrrole-2,5-dione
    SMILES
    CC1=C(C(=O)OC2=CC3=C(C=C12)OCO3)N4C(=O)C=CC4=O
    InChIKey
    NSFINZUKLACTRX-UHFFFAOYSA-N
    InChI
    1S/C15H9NO6/c1-7-8-4-10-11(21-6-20-10)5-9(8)22-15(19)14(7)16-12(17)2-3-13(16)18/h2-5H,6H2,1H3
    Synonyms
    M0881 | 6,7-Methylenedioxy-4-methyl-3-maleimidocoumarin | 1-(8-Methyl-6-oxo-2H,6H-[1,3]dioxolo[4,5-g][1]benzopyran-7-...
  9. Cesium Green
    CAS: 1611477-45-2 PubChem CID: 124523977 Formula: C32H33NO8 Molecular Weight: 559.62
    Out of Stock Item #: C153766
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    Technical Identifiers
    IUPAC Name
    4-[4-[4-[2-[2-[2-[2-(4-nitrophenoxy)ethoxy]ethoxy]ethoxy]ethoxy]phenyl]phenyl]phenol
    SMILES
    C1=CC(=CC=C1C2=CC=C(C=C2)O)C3=CC=C(C=C3)OCCOCCOCCOCCOC4=CC=C(C=C4)[N+](=O)[O-]
    InChIKey
    HCDBZEWQACQBAN-UHFFFAOYSA-N
    InChI
    1S/C32H33NO8/c34-30-11-5-27(6-12-30)25-1-3-26(4-2-25)28-7-13-31(14-8-28)40-23-21-38-19-17-37-18-20-39-22-24-41-32-15-9-29(10-16-32)33(35)36/h1-16,34H,show more
    Synonyms
    ["4''-[2-[2-[2-[2-(4-Nitrophenoxy)ethoxy]ethoxy]ethoxy]ethoxy]-[1,1':4',1''-terphenyl]-4-ol"]
  10. Cy5 NHS ester
    CAS: 1032678-42-4 PubChem CID: 139592716 Formula: C36H42ClN3O4 Molecular Weight: 616.19
    In Stock Item #: C171426
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    Technical Identifiers
    IUPAC Name
    (2,5-dioxopyrrolidin-1-yl) 8-[(2Z)-3,3-dimethyl-2-[(2E,4E)-5-(1,3,3-trimethylindol-1-ium-2-yl)penta-2,4-dienylidene]indol-1-yl]octanoate;chloride
    SMILES
    CC1(C2=CC=CC=C2[N+](=C1C=CC=CC=C3C(C4=CC=CC=C4N3CCCCCCCC(=O)ON5C(=O)CCC5=O)(C)C)C)C.[Cl-]
    InChIKey
    DOOTYHJFDNJMLS-UHFFFAOYSA-M
    InChI
    1S/C38H46N3O4.ClH/c1-37(2)28-18-13-15-20-30(28)39(5)32(37)22-10-9-11-23-33-38(3,4)29-19-14-16-21-31(29)40(33)27-17-8-6-7-12-24-36(44)45-41-34(42)25-26show more
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