2-naphthalene sulfonic acids and derivatives

Hydroxynaphthol Blue (Certified), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

CAS: 63451-35-4 Molecular Formula: C20H11N2Na3O11S3 Molecular Weight (g/mol): 620.46 MDL Number: MFCD00036393 InChI Key: JQECMNGWLIFQLL-UHFFFAOYSA-K Synonym: 1-(2-Hydroxy-4-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic acid trisodium salt PubChem CID: 44134769 IUPAC Name: trisodium;3-hydroxy-4-[2-(2-oxo-4-sulfonatonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]

4,5-Dihydroxynaphthalene-2,7-disulfonic acid, disodium salt dihydrate, ACS reagent, ACROS Organics™

CAS: 5808-22-0 Molecular Formula: C10H12Na2O10S2 Molecular Weight (g/mol): 402.296 MDL Number: MFCD00150612 InChI Key: BAXLVCPBGWZLAU-UHFFFAOYSA-N Synonym: 4,5-dihydroxy-2,7-naphthalenedisulfonate PubChem CID: 124202444 IUPAC Name: 4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O.O.O.[Na].[Na]

4,5-Dihydroxynaphthalene-2,7-disulfonic Acid, Disodium Salt Dihydrate, 98%, ACROS Organics™

CAS: 5808-22-0 Molecular Formula: C10H6Na2O8S2·2H2O Molecular Weight (g/mol): 400.28 MDL Number: MFCD00150612 InChI Key: BAXLVCPBGWZLAU-UHFFFAOYSA-N Synonym: 4,5-dihydroxy-2,7-naphthalenedisulfonate PubChem CID: 124202444 IUPAC Name: 4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O.O.O.[Na].[Na]

Chromotropic Acid, Disodium Salt, Dihydrate, BAKER ANALYZED™ A.C.S. Reagent, J.T.Baker™

CAS: 5808-22-0 Molecular Formula: C10H12Na2O10S2 Molecular Weight (g/mol): 402.296 InChI Key: BAXLVCPBGWZLAU-UHFFFAOYSA-N Synonym: 4,5-dihydroxy-2,7-naphthalenedisulfonate PubChem CID: 124202444 IUPAC Name: 4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O.O.O.[Na].[Na]

Dimethylsulfonazo III, TCI America™

CAS: 14979-11-4 Molecular Formula: C24H20N4O14S4 Molecular Weight (g/mol): 716.678 MDL Number: MFCD00151118 InChI Key: CAWGMVYQLWPWHZ-GPAWKIAZSA-N Synonym: 2,7-Bis[(4-methyl-2-sulfophenyl)azo]-1,8-dihydroxynaphthalene-3,6-disulfonic Acid, 2,7-Bis(2-sulfo-p-tolylazo)-1,8-dihydroxy-3,6-naphthalenedisulfonic Acid PubChem CID: 5743575 IUPAC Name: (3Z,6Z)-3,6-bis[(4-methyl-2-sulfophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid SMILES: CC1=CC(=C(C=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=C(C=C(C=C4)C)S(=O)(=O)O)C(=C3)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O

NF 157, Tocris Bioscience™ Available on GSA/VA Contract for Federal Government customers only.

CAS: 104869-26-3 Molecular Formula: C49H28F2N6Na6O23S6 Molecular Weight (g/mol): 1437.077 InChI Key: QJFCMJZVZFAWGF-UHFFFAOYSA-H Synonym: 8,8'-carbonylbis imino-3,1-phenylenecarbonylimino 4-fluoro-3,1-phenylene carbonylimino bis-1,3,5-naphthalenetrisulfonic acid hexasodium salt PubChem CID: 71433548 IUPAC Name: hexasodium;8-[[4-fluoro-3-[[3-[[3-[[2-fluoro-5-[(8-oxidoperoxysulfanyl-4,6-disulfonatonaphthalen-1-yl)carbamoyl]phenyl]carbamoyl]phenyl]carbamoylamino]benzoyl]amino]benzoyl]amino]naphthalene-1,3,5-trisulfonate SMILES: C1=CC(=CC(=C1)NC(=O)NC2=CC=CC(=C2)C(=O)NC3=C(C=CC(=C3)C(=O)NC4=C5C(=CC(=CC5=C(C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])F)C(=O)NC6=C(C=CC(=C6)C(=O)NC7=C8C(=CC(=CC8=C(C=C7)S(=O)(=O)[O-])S(=O)(=O)[O-])SOO[O-])F.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

Disodium 3-Hydroxy-2,7-naphthalenedisulfonate 85.0+%, TCI America™

CAS: 135-51-3 Molecular Formula: C10H6Na2O7S2 Molecular Weight (g/mol): 348.251 MDL Number: MFCD00065915 InChI Key: VNEBWJSWMVTSHK-UHFFFAOYSA-L Synonym: Disodium 2-Naphthol-3,6-disulfonate, 3-Hydroxy-2,7-naphthalenedisulfonic Acid Disodium Salt, 2-Naphthol-3,6-disulfonic Acid Disodium Salt, R Acid Disodium Salt PubChem CID: 8673 IUPAC Name: disodium;3-hydroxynaphthalene-2,7-disulfonate SMILES: C1=CC(=CC2=CC(=C(C=C21)O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Disodium Chromotropate Dihydrate 98.5+%, TCI America™

CAS: 5808-22-0 Molecular Formula: C10H12Na2O10S2 Molecular Weight (g/mol): 402.296 MDL Number: MFCD00150612 InChI Key: BAXLVCPBGWZLAU-UHFFFAOYSA-N Synonym: 4,5-dihydroxy-2,7-naphthalenedisulfonate PubChem CID: 124202444 IUPAC Name: 4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O.O.O.[Na].[Na]

Sodium 4-Amino-5-hydroxy-2,7-naphthalenedisulfonate Hydrate 80.0+%, TCI America™

CAS: 343321-59-5 Molecular Formula: C10H10NNaO8S2 Molecular Weight (g/mol): 359.299 MDL Number: MFCD00036444 InChI Key: YYIGOAMEITZADH-UHFFFAOYSA-M Synonym: 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid monosodium salt hydrate PubChem CID: 60196419 IUPAC Name: sodium;4-amino-5-hydroxy-7-sulfonaphthalene-2-sulfonate;hydrate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])N)O)S(=O)(=O)O.O.[Na+]

2-Naphthalenesulfonyl Chloride 98.0+%, TCI America™

CAS: 93-11-8 Molecular Formula: C10H7ClO2S Molecular Weight (g/mol): 226.674 MDL Number: MFCD00004087 InChI Key: OPECTNGATDYLSS-UHFFFAOYSA-N Synonym: .beta.-naphthalenesulfochloride PubChem CID: 7125 IUPAC Name: naphthalene-2-sulfonyl chloride SMILES: C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)Cl

Hydroxy Naphthol Blue, Disodium Salt, Pure, ACROS Organics™

CAS: 165660-27-5 Molecular Formula: C20H12N2Na2O11S3 Molecular Weight (g/mol): 600.495 MDL Number: MFCD00004075 InChI Key: LXJHFXHZWYBBKJ-LUUCHEBKSA-N Synonym: 2,2'-Dihydroxy-1,1'-azonaphthalene-3',4,6'-trisulfonic acid disodium salt PubChem CID: 131849366 IUPAC Name: 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Hydroxy Naphthol Blue in NaCl ACS Reagent Grade, Ricca Chemical

CAS: 165660-27-5 Molecular Formula: C20H14N2Na2O11S3 Molecular Weight (g/mol): 600.495 InChI Key: LXJHFXHZWYBBKJ-LUUCHEBKSA-N PubChem CID: 131849366 IUPAC Name: 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Hydroxy Naphthol Blue, BAKER ANALYZED™ A.C.S. Reagent, J.T.Baker™

CAS: 63451-35-4 Molecular Formula: C20H11N2Na3O11S3 Molecular Weight (g/mol): 620.46 InChI Key: JQECMNGWLIFQLL-UHFFFAOYSA-K PubChem CID: 44134769 IUPAC Name: trisodium;3-hydroxy-4-[2-(2-oxo-4-sulfonatonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]

Honeywell Fluka™ Hydroxynaphthol Blue, Indicator for Metal Titration, Honeywell™

CAS: 63451-35-4 Molecular Formula: C20H11N2Na3O11S3 Molecular Weight (g/mol): 620.46 MDL Number: MFCD00036393 InChI Key: JQECMNGWLIFQLL-UHFFFAOYSA-K PubChem CID: 44134769 IUPAC Name: trisodium;3-hydroxy-4-[2-(2-oxo-4-sulfonatonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]

Hydroxy naphthol blue disodium salt, For ACS analysis, MP Biomedicals™

CAS: 165660-27-5 Molecular Formula: C20H14N2Na2O11S3 Molecular Weight (g/mol): 600.495 InChI Key: LXJHFXHZWYBBKJ-LUUCHEBKSA-N Synonym: `-(2-naphtholazo-3, 6-disulfonic acid)-2-naphthol-4-sulfonic acid trisodium salt PubChem CID: 131849366 IUPAC Name: 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Alfa Aesar™ Suramin hexasodium salt, 98+%

CAS: 129-46-4 Molecular Formula: C51H34N6Na6O23S6 Molecular Weight (g/mol): 1429.151 MDL Number: MFCD00210217 InChI Key: VAPNKLKDKUDFHK-UHFFFAOYSA-H Synonym: antrypol PubChem CID: 8514 IUPAC Name: hexasodium;8-[[4-methyl-3-[[3-[[3-[[2-methyl-5-[(4,6,8-trisulfonatonaphthalen-1-yl)carbamoyl]phenyl]carbamoyl]phenyl]carbamoylamino]benzoyl]amino]benzoyl]amino]naphthalene-1,3,5-trisulfonate SMILES: CC1=C(C=C(C=C1)C(=O)NC2=C3C(=CC(=CC3=C(C=C2)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])NC(=O)C4=CC(=CC=C4)NC(=O)NC5=CC=CC(=C5)C(=O)NC6=C(C=CC(=C6)C(=O)NC7=C8C(=CC(=CC8=C(C=C7)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

7-Amino-1,3-naphthalenedisulfonic acid, Tech., ACROS Organics™

CAS: 86-65-7 Molecular Formula: C10H9NO6S2 Molecular Weight (g/mol): 303.303 MDL Number: MFCD00003991 InChI Key: CMOLPZZVECHXKN-UHFFFAOYSA-N Synonym: 1,3-naphthalenedisulfonic acid, 7-amino PubChem CID: 6851 IUPAC Name: 7-aminonaphthalene-1,3-disulfonic acid SMILES: C1=CC(=CC2=C(C=C(C=C21)S(=O)(=O)O)S(=O)(=O)O)N

Alfa Aesar™ 8-Aminonaphthalene-2-sulfonic acid, 95%

CAS: 119-28-8 Molecular Formula: C10H9NO3S Molecular Weight (g/mol): 223.246 MDL Number: MFCD00004032 InChI Key: QEZZCWMQXHXAFG-UHFFFAOYSA-N Synonym: 1,7-cleve's acid PubChem CID: 8386 IUPAC Name: 8-aminonaphthalene-2-sulfonic acid SMILES: C1=CC2=C(C=C(C=C2)S(=O)(=O)O)C(=C1)N

1,3,6-Naphthalenetrisulfonic acid, sodium salt hydrate, mixture of isomers, ACROS Organics™

CAS: 19437-42-4 Molecular Formula: C10H7NaO9S3 Molecular Weight (g/mol): 390.327 MDL Number: MFCD00149263 InChI Key: BERQWQSQOIEUMA-UHFFFAOYSA-M Synonym: 1,3,6-naphthalenetrisulfonic acid, sodium salt PubChem CID: 73555608 IUPAC Name: sodium;5,7-disulfonaphthalene-2-sulfonate SMILES: C1=CC2=C(C=C(C=C2C=C1S(=O)(=O)[O-])S(=O)(=O)O)S(=O)(=O)O.[Na+]

Alfa Aesar™ Arsenazo III

CAS: 1668-00-4 Molecular Formula: C22H18As2N4O14S2 Molecular Weight (g/mol): 776.363 MDL Number: MFCD00036695 InChI Key: TVMZRHVOFZTNET-RIRMOVKSSA-N Synonym: 2,2'-1, 8-dihydroxy-3,6-disulfo-2, 7-naphthalene-bis azo dibenzenearsonic acid PubChem CID: 9810878 IUPAC Name: (3Z,6E)-3,6-bis[(2-arsonophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid SMILES: C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4[As](=O)(O)O)C(=C3)S(=O)(=O)O)S(=O)(=O)O)[As](=O)(O)O

Alfa Aesar™ Naphthalene-2-sulfonic acid hydrate, 94%

CAS: 76530-12-6 Molecular Formula: C10H10O4S Molecular Weight (g/mol): 226.246 MDL Number: MFCD00149271 InChI Key: HKGOFWIZZIYCOS-UHFFFAOYSA-N Synonym: 2-naphthalene-sulfonic acid monohydrate PubChem CID: 20499058 IUPAC Name: naphthalene-2-sulfonic acid;hydrate SMILES: C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)O.O

Alfa Aesar™ Naphthalene-2-sulfonic acid, 98%

CAS: 120-18-3 Molecular Formula: C10H8O3S Molecular Weight (g/mol): 208.231 MDL Number: MFCD00004089 InChI Key: KVBGVZZKJNLNJU-UHFFFAOYSA-N Synonym: 2-naphthalene sulfonic acid PubChem CID: 8420 ChEBI: CHEBI:44229 IUPAC Name: naphthalene-2-sulfonic acid SMILES: C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)O

Alfa Aesar™ Ethyl mesitylacetate, 97%

CAS: 5460-09-3 Molecular Formula: C10H8NNaO7S2 Molecular Weight (g/mol): 341.28 MDL Number: MFCD00051916 InChI Key: QPILZZVXGUNELN-UHFFFAOYSA-M Synonym: 1-amino-8-naphthol-3,6-disulfonic acid monosodiumsalt PubChem CID: 102116466 IUPAC Name: sodium;8-amino-3,6-disulfonaphthalen-1-olate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)N)[O-])S(=O)(=O)O.[Na+]

8-Amino-1-naphthol-3,6-disulfonic acid, monosodium salt monohydrate, 80%, ACROS Organics™

CAS: 5460-09-3 Molecular Formula: C10H8NNaO7S2·H2O Molecular Weight (g/mol): 359.32 MDL Number: MFCD00150460 InChI Key: QPILZZVXGUNELN-UHFFFAOYSA-M Synonym: 1-amino-8-naphthol-3,6-disulfonic acid monosodiumsalt PubChem CID: 102116466 IUPAC Name: sodium;8-amino-3,6-disulfonaphthalen-1-olate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)N)[O-])S(=O)(=O)O.[Na+]

Alfa Aesar™ 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, ACS

CAS: 5808-22-0 Molecular Formula: C10H12Na2O10S2 Molecular Weight (g/mol): 402.296 MDL Number: MFCD00150612 InChI Key: BAXLVCPBGWZLAU-UHFFFAOYSA-N Synonym: 4,5-dihydroxy-2,7-naphthalenedisulfonate PubChem CID: 124202444 IUPAC Name: 4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O.O.O.[Na].[Na]

2-Naphthalenesulfonic acid hydrate, 90%, Technical, ACROS Organics™

CAS: 76530-12-6 Molecular Formula: C10H8O3S·xH2O Molecular Weight (g/mol): 208.24 MDL Number: MFCD00149271 InChI Key: HKGOFWIZZIYCOS-UHFFFAOYSA-N Synonym: 2-naphthalene-sulfonic acid monohydrate PubChem CID: 20499058 IUPAC Name: naphthalene-2-sulfonic acid;hydrate SMILES: C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)O.O

Xylidine Ponceau 2R, pure, ACROS Organics™

CAS: 3761-53-3 Molecular Formula: C18H14N2Na2O7S2 Molecular Weight (g/mol): 480.417 MDL Number: MFCD00003897 InChI Key: YJVBLROMQZEFPA-UHFFFAOYSA-L Synonym: 4-(2, 4-Dimethylphenylazo)-3-hydroxy-2, 7-naphthalenedisulfonic acid PubChem CID: 102092631 ChEBI: CHEBI:82369 IUPAC Name: disodium;5-[(2,4-dimethylphenyl)diazenyl]-6-oxido-7-sulfonaphthalene-2-sulfonate SMILES: CC1=CC(=C(C=C1)N=NC2=C3C=CC(=CC3=CC(=C2[O-])S(=O)(=O)O)S(=O)(=O)[O-])C.[Na+].[Na+]

2-Naphthalenesulfonyl chloride, 97%, ACROS Organics™

CAS: 93-11-8 Molecular Formula: C10H7ClO2S Molecular Weight (g/mol): 226.68 InChI Key: OPECTNGATDYLSS-UHFFFAOYSA-N Synonym: .beta.-naphthalenesulfochloride PubChem CID: 7125 IUPAC Name: naphthalene-2-sulfonyl chloride SMILES: C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)Cl

Suramin hexasodium salt, 98%, ACROS Organics™

CAS: 129-46-4 Molecular Formula: C51H34N6Na6O23S6 Molecular Weight (g/mol): 1429.1 MDL Number: MFCD00210217 InChI Key: VAPNKLKDKUDFHK-UHFFFAOYSA-H Synonym: antrypol PubChem CID: 8514 IUPAC Name: hexasodium;8-[[4-methyl-3-[[3-[[3-[[2-methyl-5-[(4,6,8-trisulfonatonaphthalen-1-yl)carbamoyl]phenyl]carbamoyl]phenyl]carbamoylamino]benzoyl]amino]benzoyl]amino]naphthalene-1,3,5-trisulfonate SMILES: CC1=C(C=C(C=C1)C(=O)NC2=C3C(=CC(=CC3=C(C=C2)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])NC(=O)C4=CC(=CC=C4)NC(=O)NC5=CC=CC(=C5)C(=O)NC6=C(C=CC(=C6)C(=O)NC7=C8C(=CC(=CC8=C(C=C7)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

Alfa Aesar™ Naphthalene-2-sulfonyl chloride, 97%

CAS: 93-11-8 Molecular Formula: C10H7ClO2S Molecular Weight (g/mol): 226.674 MDL Number: MFCD00004087 InChI Key: OPECTNGATDYLSS-UHFFFAOYSA-N Synonym: .beta.-naphthalenesulfochloride PubChem CID: 7125 IUPAC Name: naphthalene-2-sulfonyl chloride SMILES: C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)Cl

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