Azobenzenes

Methyl Red, Free Acid (Certified), Fisher Chemical

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: Acid Red 2, o-(p-Dimethylaminophenylazo)benzoic Acid PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Methyl Red (0.1% in ca. 95% Ethanol) [for Titration], TCI America™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: 2-4-dimethylaminophenylazo benzoic acid, 2-carboxy-4'-dimethylamino azobenzene, 4-dimethylamino-2'-carboxylazobenzene, acid red 2, c.i. acid red 2, cerven kysela 2, cerven methylova, ci acid red 2, methyl red, o-methyl red PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Methyl Red Indicator, 0.1% (w/v) Alcoholic Solution, Ricca Chemical

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

Ponceau S, Fisher BioReagents

CAS: 6226-79-5 Molecular Formula: C22H12N4Na4O13S4 Molecular Weight (g/mol): 760.552 InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J PubChem CID: 11320219 IUPAC Name: tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

Biebrich Scarlet, dye content approx. 70%, ACROS Organics™

CAS: 4196-99-0 Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.475 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-UHFFFAOYSA-L Synonym: Acid Red 66, C.I. 26905, Croceine scarlet, Ponceau BS PubChem CID: 16219040 IUPAC Name: disodium;2-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]-5-[(4-sulfonatophenyl)diazenyl]benzenesulfonate SMILES: C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=C(C=C(C=C3)N=NC4=CC=C(C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Alfa Aesar™ Oil Red O

CAS: 1320-06-5 Molecular Formula: C26H24N4O Molecular Weight (g/mol): 408.505 MDL Number: MFCD00003898 InChI Key: HJAYEODIXUYVIC-LTFAAIOASA-N Synonym: C.I. 26125; Solvent Red 27 PubChem CID: 6046885 IUPAC Name: (1Z)-1-[[4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl]hydrazinylidene]naphthalen-2-one SMILES: CC1=CC(=C(C=C1)C)N=NC2=C(C=C(C(=C2)C)NN=C3C(=O)C=CC4=CC=CC=C43)C

Alfa Aesar™ Methyl Orange, ACS

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: Acid Orange 52; C.I. 13025 PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

4,4'-Azodianiline, 95%, ACROS Organics™

CAS: 538-41-0 Molecular Formula: C12H12N4 Molecular Weight (g/mol): 212.25 MDL Number: MFCD00041892 InChI Key: KQIKKETXZQDHGE-UHFFFAOYSA-N Synonym: 4,4'-azobisbenzenamine, 4,4'-azodianiline, 4,4'-diaminoazobenzene, 4,4'-diazenediylbisaniline, 4,4-azodianiline, azodianiline, benzenamine, 4,4'-azobis, p'-amino-p-aminoazobenzene, p-azoaniline, p-diaminoazobenzene PubChem CID: 10855 IUPAC Name: 4-[(4-aminophenyl)diazenyl]aniline SMILES: C1=CC(=CC=C1N)N=NC2=CC=C(C=C2)N

Methyl Orange (Certified ACS), Fisher Chemical™

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: Helianthin, Sodium p-Dimethylaminoazobenzenesulfonate PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Direct Red 80, Alfa Aesar™

CAS: 2610-10-8 Molecular Formula: C45H26N10Na6O21S6 Molecular Weight (g/mol): 1373.05 MDL Number: MFCD00054389 InChI Key: LDCKXVAPQFUIOI-ZFLDVXHKSA-H PubChem CID: 57369623 IUPAC Name: hexasodium;4-oxo-7-[[5-oxo-7-sulfonato-6-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalen-2-yl]carbamoylamino]-3-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2-sulfonate SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C(=CC4=C(C3=O)C=CC(=C4)NC(=O)NC5=CC6=C(C=C5)C(=O)C(=NNC7=C(C=C(C=C7)N=NC8=CC=C(C=C8)S(=O)(=O)[O-])S(=O)(=O)[O-])C(=C6)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

Methyl orange, ACROS Organics™

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt, Acid Orange 52, C.I. 13025, Helianthise, MO PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Ponceau S, pure, ACROS Organics™

CAS: 6226-79-5 Molecular Formula: C22H12N4Na4O13S4 Molecular Weight (g/mol): 760.552 MDL Number: MFCD00003892 InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J Synonym: 3-Hydroxy-4-[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2, 7-naphthalenedisulfonic acid, tetrasodium salt, C.I. 27195 PubChem CID: 11320219 IUPAC Name: tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

4-Aminoazobenzene 98.0+%, TCI America™

CAS: 60-09-3 Molecular Formula: C12H11N3 Molecular Weight (g/mol): 197.241 MDL Number: MFCD00007854 InChI Key: QPQKUYVSJWQSDY-UHFFFAOYSA-N Synonym: 4-aminoazobenzene, 4-phenylazo aniline, 4-phenylazoaniline, aminoazobenzene, aniline yellow, benzenamine, 4-phenylazo, cellitazol r, induline r, organol yellow, p-aminoazobenzene PubChem CID: 6051 IUPAC Name: 4-phenyldiazenylaniline SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)N

Methyl Red, 0.1% Aqueous, pH 4.2 to 6.3 Pink to Yellow, Certified, LabChem™

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

Methyl Red, sodium salt, indicator, pure, ACROS Organics™

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 MDL Number: MFCD00002426 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M Synonym: 2-[4-(Dimethylamino)phenylazo]benzoic acid, sodium salt, C.I. 13020, MR PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

4-Aminoazobenzene Hydrochloride 95.0+%, TCI America™

CAS: 3457-98-5 Molecular Formula: C12H12ClN3 Molecular Weight (g/mol): 233.699 MDL Number: MFCD00012994 InChI Key: WMNTYZIRLUBHEE-UHFFFAOYSA-N Synonym: 4-aminoazobenzene hydrochloride, 4-phenylazo aniline hydrochloride, 4-phenyldiazenyl aniline hydrochloride, acmc-1aik2, benzenamine, 4-2-phenyldiazenyl-, hydrochloride 1:1, benzenamine, 4-phenylazo-, monohydrochloride, benzenamine,4-2-phenyldiazenyl-, hydrochloride 1:1, p-aminoazobenzene hcl, p-aminoazobenzene hcl, pract, p-aminoazobenzolhydrochlorid PubChem CID: 12203296 IUPAC Name: 4-phenyldiazenylaniline;hydrochloride SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)N.Cl

Methyl Red 98.0+%, TCI America™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: 2-4-dimethylaminophenylazo benzoic acid, 2-carboxy-4'-dimethylamino azobenzene, 4-dimethylamino-2'-carboxylazobenzene, acid red 2, c.i. acid red 2, cerven kysela 2, cerven methylova, ci acid red 2, methyl red, o-methyl red PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Methyl Orange, 0.1% Aqueous, pH 3.2 to 4.4 Red to Yellow, LabChem™

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Methyl Red, ACS reagent, ACROS Organics™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: 2-[4-(Dimethylamino)phenylazo]benzoic acid, Acid Red 2, C.I. 13020 PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Sudan Red 7B, ACROS Organics™

CAS: 6368-72-5 Molecular Formula: C24H21N5 Molecular Weight (g/mol): 379.467 MDL Number: MFCD00003904 InChI Key: VKWNTWQXVLKCSG-UHFFFAOYSA-N Synonym: C.I. 26050, Fat Red 7B, N-Ethyl-1-[4-(phenylazo)phenylazo]-2-naphthylamine, Solvent Red 19 PubChem CID: 61396 IUPAC Name: N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine SMILES: CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4

Sudan IV (Certified Biological Stain), Fisher Chemical

CAS: 85-83-6 Molecular Formula: C24H20N4O Molecular Weight (g/mol): 380.451 MDL Number: MFCD00003893 InChI Key: KMDLOETUWUPGMB-UHFFFAOYSA-N Synonym: Lipid Crimson, Oil Red, Scarlet Red, Solvent Red 24 PubChem CID: 6797604 IUPAC Name: 1-[[2-methyl-4-[(2-methylphenyl)diazenyl]phenyl]hydrazinylidene]naphthalen-2-one SMILES: CC1=CC=CC=C1N=NC2=CC(=C(C=C2)NN=C3C(=O)C=CC4=CC=CC=C43)C

Methyl Red, Sodium Salt (Certified ACS), Fisher Chemical

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 MDL Number: MFCD00002426 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M Synonym: Acid Red 2, Sodium Salt PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

Honeywell Fluka™ Methyl Red Solution, Honeywell™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Chrysoidin, pure, ACROS Organics™

CAS: 532-82-1 Molecular Formula: C12H12N4·HCl Molecular Weight (g/mol): 248.72 MDL Number: MFCD00012976 InChI Key: MCTQNEBFZMBRSQ-UHFFFAOYSA-N Synonym: basic orange 2, c.i. basic orange 2, chrysoidin, chrysoidine, chrysoidine a, chrysoidine b, chrysoidine g, chrysoidine j, chrysoidine y, chrysoidine ygh PubChem CID: 10771 IUPAC Name: 4-phenyldiazenylbenzene-1,3-diamine;hydrochloride SMILES: C1=CC=C(C=C1)N=NC2=C(C=C(C=C2)N)N.Cl

  spinner