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1,1'-azonaphthalenes

Description:

Organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to the 1-position of a naphthalene ring system. Naphthalene is a compound made up of two fused benzene rings.

Ancestors:

Organic compounds ⮕ Benzenoids ⮕ Naphthalenes ⮕ 1,1'-azonaphthalenes

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  1. Carmine solution
    Carmine solution
    CAS: 2611-82-7 EC Number: 220-036-2 Formula: C20H11N2Na3O10S3 Molecular Weight: 604.47
    Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. 0.50mg/ml in water
    Out of Stock Item #: C1373470
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    trisodium;7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate
    SMILES
    C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C(C=CC4=CC(=CC(=C43)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+].[Na+]
    InChIKey
    SWGJCIMEBVHMTA-UHFFFAOYSA-K
    InChI
    1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,23H,(H,24,2show more
    Synonyms
    Acid Red 18 | New Coccine | Ponceau 4R | Scarlet 3R
  2. New Coccine
    New Coccine
    CAS: 2611-82-7 EC Number: 220-036-2 Formula: C20H11N2Na3O10S3 Molecular Weight: 604.47
    ≥90%
    In Stock Item #: B752663
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    trisodium;7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate
    SMILES
    C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C(C=CC4=CC(=CC(=C43)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+].[Na+]
    InChIKey
    SWGJCIMEBVHMTA-UHFFFAOYSA-K
    InChI
    1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,23H,(H,24,2show more
    Synonyms
    C.I. 16255 Cochineal Red A Acid Red 18 Ponceau 4 R
  3. no_selection
    3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid
    CAS: 2538-79-6 Formula: C20H14N2O5S Molecular Weight: 394.4
    Out of Stock Item #: H667855
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonic acid
    SMILES
    C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C4=CC=CC=C43)S(=O)(=O)O)O)O
    InChIKey
    ZMLWOOMWRCRLCH-UHFFFAOYSA-N
    InChI
    1S/C20H14N2O5S/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27/h1-11,23-24H,(H,25,26,27)
    Synonyms
    EINECS 219-808-1 | 3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid | DTXSID80862981 | ZMLWOOMWRCRLCH...
  4. no_selection
    C2BL8C9Zwy
    CAS: 754142-38-6 Formula: C20H14N2O4S Molecular Weight: 378.4
    Out of Stock Item #: C668018
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    Technical Identifiers
    IUPAC Name
    5-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-2-sulfonic acid
    SMILES
    C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC=CC4=C3C=CC(=C4)S(=O)(=O)O)O
    InChIKey
    COUYJSSQPKTVIQ-UHFFFAOYSA-N
    InChI
    1S/C20H14N2O4S/c23-19-11-8-13-4-1-2-6-17(13)20(19)22-21-18-7-3-5-14-12-15(27(24,25)26)9-10-16(14)18/h1-12,23H,(H,24,25,26)
    Synonyms
    ZINC3954010 | C2BL8C9ZWY | UNII-C2BL8C9ZWY | 2-Naphthalenesulfonic acid, 5-((2-hydroxy-1-naphthalenyl)azo)- | NSC4557...
  5. Acid Red 88
    Acid Red 88
    CAS: 1658-56-6 Formula: C20H13N2NaO4S Molecular Weight: 400.38
    Dye strength 100%
    In Stock Item #: E615536
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    sodium;4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
    SMILES
    C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC=C(C4=CC=CC=C43)S(=O)(=O)[O-])O.[Na+]
    InChIKey
    LGZQSRCLLIPAEE-UHFFFAOYSA-M
    InChI
    1S/C20H14N2O4S.Na/c23-18-11-9-13-5-1-2-6-14(13)20(18)22-21-17-10-12-19(27(24,25)26)16-8-4-3-7-15(16)17;/h1-12,23H,(H,24,25,26);/q;+1/p-1
    Synonyms
    Vondacid Red GN | 4-(2-Hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid | Diacid Red A | Naphtocard Fast Red C | Fas...
  6. Calcon (C.I.15705)
    Calcon (C.I.15705)
    CAS: 2538-85-4 Formula: C20H13N2NaO5S Molecular Weight: 416.39
    Metal indicator ? Metal indicator — dye that changes color with metal-ion concentration in complexometric titration. Use to detect endpoints in EDTA/metal titrations.
    Out of Stock Item #: C432457
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    sodium;3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
    SMILES
    C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C4=CC=CC=C43)S(=O)(=O)[O-])O)O.[Na+]
    InChIKey
    ZQWICJYATMSSSD-UHFFFAOYSA-M
    InChI
    1S/C20H14N2O5S.Na/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27;/h1-11,23-24H,(H,25,26,27);/q;+1/p-1
    Synonyms
    Hispacrom Blue B | NCGC00167429-05 | A0581 | C.I. 15705 | Java Chrome Blue Black RN | S01HA03 | Chrome Fast Cyanine G...
  7. Eriochrome Black A
    Eriochrome Black A
    CAS: 3618-58-4 Formula: C20H12N3NaO7S Molecular Weight: 461.38
    AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
    Out of Stock Item #: E303547
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    Technical Identifiers
    IUPAC Name
    sodium;3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]-7-nitronaphthalene-1-sulfonate
    SMILES
    C1=CC=C2C(=C1)C=CC(=C2N=NC3=C4C=CC(=CC4=C(C=C3O)S(=O)(=O)[O-])[N+](=O)[O-])O.[Na+]
    InChIKey
    DXRWYIKGBIPGAG-UHFFFAOYSA-M
    InChI
    1S/C20H13N3O7S.Na/c24-16-8-5-11-3-1-2-4-13(11)19(16)21-22-20-14-7-6-12(23(26)27)9-15(14)18(10-17(20)25)31(28,29)30;/h1-10,24-25H,(H,28,29,30);/q;+1/p-show more
    Synonyms
    1-Naphthalenesulfonic acid, 3-hydroxy-4-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-7-nitro-, sodium salt (1:1) | sodium (...
  8. Chrome blue-black R indicator
    Chrome blue-black R indicator
    CAS: 2538-85-4 Formula: C20H13N2NaO5S Molecular Weight: 416.39
    0.2%(w/w)in Sodium chloride
    Out of Stock Item #: E196476
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    sodium;3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
    SMILES
    C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C4=CC=CC=C43)S(=O)(=O)[O-])O)O.[Na+]
    InChIKey
    ZQWICJYATMSSSD-UHFFFAOYSA-M
    InChI
    1S/C20H14N2O5S.Na/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27;/h1-11,23-24H,(H,25,26,27);/q;+1/p-1
    Synonyms
    Hispacrom Blue B | NCGC00167429-05 | A0581 | C.I. 15705 | Java Chrome Blue Black RN | S01HA03 | Chrome Fast Cyanine G...
  9. Amaranth solution
    Amaranth solution
    CAS: 915-67-3 EC Number: 213-022-2 Formula: C20H11N2Na3O10S3 Molecular Weight: 604.47
    Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. 0.5mg/ml in water,for food analysis
    In Stock Item #: A109286
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    trisodium;3-hydroxy-4-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonate
    SMILES
    C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
    InChIKey
    WLDHEUZGFKACJH-UHFFFAOYSA-K
    InChI
    1S/C20H14N2O10S3.3Na/c23-20-18(35(30,31)32)10-11-9-12(33(24,25)26)5-6-13(11)19(20)22-21-16-7-8-17(34(27,28)29)15-4-2-1-3-14(15)16;;;/h1-10,23H,(H,24,2show more
    Synonyms
    Acid red 27 | Amaranth (dye) | Azorubine S | Dolkwal Amaranth | Kayaku Amaranth | Amaranth Dye (80%) | Food Red 9 | J...
  10. Amaranth
    Amaranth
    CAS: 915-67-3 EC Number: 213-022-2 Formula: C20H11N2Na3O10S3 Molecular Weight: 604.47
    Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods.
    Out of Stock Item #: A109285
    View Product
    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    trisodium;3-hydroxy-4-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonate
    SMILES
    C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
    InChIKey
    WLDHEUZGFKACJH-UHFFFAOYSA-K
    InChI
    1S/C20H14N2O10S3.3Na/c23-20-18(35(30,31)32)10-11-9-12(33(24,25)26)5-6-13(11)19(20)22-21-16-7-8-17(34(27,28)29)15-4-2-1-3-14(15)16;;;/h1-10,23H,(H,24,2show more
    Synonyms
    Acid red 27 | Bordeaux S | Azo rubine S | Wool Red 40 F | Naphthol Red
  11. Amaranth
    Amaranth
    CAS: 915-67-3 EC Number: 213-022-2 Formula: C20H11N2Na3O10S3 Molecular Weight: 604.47
    10mM in DMSO
    In Stock Item #: A426912
    View Product
    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    trisodium;3-hydroxy-4-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonate
    SMILES
    C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
    InChIKey
    WLDHEUZGFKACJH-UHFFFAOYSA-K
    InChI
    1S/C20H14N2O10S3.3Na/c23-20-18(35(30,31)32)10-11-9-12(33(24,25)26)5-6-13(11)19(20)22-21-16-7-8-17(34(27,28)29)15-4-2-1-3-14(15)16;;;/h1-10,23H,(H,24,2show more
    Synonyms
    AMARANTH|915-67-3|Acid red 27|Azorubin S|C.I. Acid Red 27|Amaranth (dye)|C.I. Food Red 9|Amaranth Dye|FD & C Red No. ...
  12. Acid blue 113 - CAS No(3351-05-1) by Aladdin Scientific
    Acid blue 113
    CAS: 3351-05-1 EC Number: 222-111-5 Formula: C32H21N5Na2O6S2 Molecular Weight: 681.65
    Solid
    Out of Stock Item #: A332374
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    Pricing & Pack Sizes
    Technical Identifiers
    IUPAC Name
    disodium;8-anilino-5-[[4-[(3-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-1-sulfonate
    SMILES
    C1=CC=C(C=C1)NC2=C3C(=C(C=C2)N=NC4=CC=C(C5=CC=CC=C54)N=NC6=CC(=CC=C6)S(=O)(=O)[O-])C=CC=C3S(=O)(=O)[O-].[Na+].[Na+]
    InChIKey
    XPRMZBUQQMPKCR-UHFFFAOYSA-L
    InChI
    1S/C32H23N5O6S2.2Na/c38-44(39,40)23-11-6-10-22(20-23)34-35-27-16-17-28(25-13-5-4-12-24(25)27)36-37-29-18-19-30(33-21-8-2-1-3-9-21)32-26(29)14-7-15-31(show more
    Synonyms
    disodium;8-anilino-5-[[4-[(3-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-1-sulfonate | Fast Blue 5R...
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