Azobenzenes

4-(4-Anilinophenylazo)benzenesulfonic acidsodium salt, indicator grade, ACROS Organics™

CAS: 554-73-4 Molecular Formula: C18H14N3NaO3S Molecular Weight (g/mol): 375.378 MDL Number: MFCD00038130 InChI Key: MLVYOYVMOZFHIU-UHFFFAOYSA-M Synonym: orange iv, tropaeolin oo, orangeiv, acid orange 5, diphenylamine orange, tropaeolin, unii-vr8q3r288w, tropeolin oo, orange n, solar orange iv PubChem CID: 23668839 IUPAC Name: sodium;4-[(4-anilinophenyl)diazenyl]benzenesulfonate SMILES: C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC=C(C=C3)S(=O)(=O)[O-].[Na+] 1KG 4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade

Alfa Aesar™ Ethyl Red

CAS: 76058-33-8 Molecular Formula: C17H19N3O2 Molecular Weight (g/mol): 297.358 MDL Number: MFCD00002427 InChI Key: HBRCDTRQDHMTDA-UHFFFAOYSA-N Synonym: 2-(4-Diethylaminophenylazo)benzoic acid PubChem CID: 54832 IUPAC Name: 2-[[4-(diethylamino)phenyl]diazenyl]benzoic acid SMILES: CCN(CC)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O ETHYL RED 250G

Alfa Aesar™ Ethyl Orange sodium salt

CAS: 62758-12-7 Molecular Formula: C16H18N3NaO3S Molecular Weight (g/mol): 355.388 MDL Number: MFCD00007503 InChI Key: YZORUOZKRBVLEG-UHFFFAOYSA-M Synonym: 4-[4-(Diethylamino)phenylazo]benzenesulfonic acid sodium salt PubChem CID: 23676309 IUPAC Name: sodium;4-[[4-(diethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CCN(CC)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+] 500GR Ethyl Orange sodium salt 500g

Alfa Aesar™ 4-(Diethylamino)azobenzene, 98%

CAS: 2481-94-9 Molecular Formula: C16H19N3 Molecular Weight (g/mol): 253.349 MDL Number: MFCD00009043 InChI Key: SJJISKLXUJVZOA-UHFFFAOYSA-N Synonym: 4-diethylamino azobenzene, oil yellow de, diethyl yellow, c.i. solvent yellow 56, solvent yellow 56, 4-diethylaminoazobenzene, oil yellow ga, oil yellow nb, oil yellow dea, oil yellow enc PubChem CID: 17204 IUPAC Name: N,N-diethyl-4-phenyldiazenylaniline SMILES: CCN(CC)C1=CC=C(C=C1)N=NC2=CC=CC=C2 4-DIETHYLAMINOAZOBENZENE, 98%,25G

Methyl Yellow, pure, indicator grade, ACROS Organics™

CAS: 60-11-7 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.295 InChI Key: JCYPECIVGRXBMO-UHFFFAOYSA-N Synonym: 4-Dimethylaminoazobenzene, N, N-Dimethyl-4-phenylazoaniline, Solvent Yellow 2 PubChem CID: 6053 ChEBI: CHEBI:17903 IUPAC Name: N,N-dimethyl-4-phenyldiazenylaniline SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2 25GR Methyl Yellow, pure, indicator grade

Alfa Aesar™ 4-Phenylazomaleinanil, 95%

CAS: 16201-96-0 Molecular Formula: C16H11N3O2 Molecular Weight (g/mol): 277.283 MDL Number: MFCD00005506 InChI Key: DVNPYLMPVFDKGZ-UHFFFAOYSA-N Synonym: 4-phenylazomaleinanil, n-p-phenylazophenyl maleimide, p-phenylazomaleinanil, 1h-pyrrole-2,5-dione, 1-4-phenylazo phenyl, maleimide, n-p-phenylazo phenyl, 1h-pyrrole-2, 1-4-phenylazo phenyl, 1h-pyrrole-2,5-dione, 1-4-2-phenyldiazenyl phenyl PubChem CID: 85328 IUPAC Name: 1-(4-phenyldiazenylphenyl)pyrrole-2,5-dione SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)N3C(=O)C=CC3=O 4-PHENYLAZOMALEINANIL, 95%5G

Alfa Aesar™ 4-Aminoazobenzene-4'-sulfonic acid sodium salt, tech. 90%

CAS: 2491-71-6 Molecular Formula: C12H10N3NaO3S Molecular Weight (g/mol): 299.28 MDL Number: MFCD00035564 InChI Key: FIXVWFINKCQNFG-UHFFFAOYSA-M Synonym: yellow rfs, 11648 yellow, acid yellow fwa, new yellow gmf, 4-aminoazobenzene-4'-sulfonic acid sodium salt, hexacol yellow rfs, c.i. food yellow 6, monosodium salt, sodium 4'-aminoazobenzene-4-sulphonate, yellow r.i.s., unii-z452e7h2u8 PubChem CID: 23691997 IUPAC Name: sodium;4-[(4-aminophenyl)diazenyl]benzenesulfonate SMILES: C1=CC(=CC=C1N)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+] 4-AMINOAZOBENZENE-4-SULPHONIC ACID SODIUM SALT, ,2

Honeywell Fluka™ Methyl Orange Indicator, Reag. Ph. Eur., Honeywell™ Fluka™

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: Helianthin 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+] 250GR Methyl Orange indicator, Reag. Ph. Eur.

Alfa Aesar™ Ponceau S, Electrophoresis Grade

CAS: 6226-79-5 Molecular Formula: C22H12N4Na4O13S4 Molecular Weight (g/mol): 760.552 MDL Number: MFCD00003892 InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J Synonym: 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+] 10GR Ponceau S, Electrophoresis Grade 10g

Alfa Aesar™ Methyl Yellow, indicator

CAS: 60-11-7 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.295 MDL Number: MFCD00008308 InChI Key: JCYPECIVGRXBMO-UHFFFAOYSA-N Synonym: methyl yellow, dimethyl yellow, 4-dimethylamino azobenzene, 4-dimethylaminoazobenzene, solvent yellow 2, sudan yellow, fat yellow, p-dimethylaminoazobenzene, stear yellow jb, sudan yellow gg PubChem CID: 6053 ChEBI: CHEBI:17903 IUPAC Name: N,N-dimethyl-4-phenyldiazenylaniline SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2 METHYL YELLOW, 98% 500G

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

CAS: 538-41-0 Molecular Formula: C12H12N4 Molecular Weight (g/mol): 212.256 MDL Number: MFCD00041892 InChI Key: KQIKKETXZQDHGE-UHFFFAOYSA-N Synonym: 4,4'-azodianiline, p-azoaniline, p-diaminoazobenzene, 4,4'-diaminoazobenzene, azodianiline, p'-amino-p-aminoazobenzene, 4,4'-azobisbenzenamine, benzenamine, 4,4'-azobis, 4,4-azodianiline, 4,4'-diazenediylbisaniline PubChem CID: 10855 IUPAC Name: 4-[(4-aminophenyl)diazenyl]aniline SMILES: C1=CC(=CC=C1N)N=NC2=CC=C(C=C2)N 5GR 4,4'-Azodianiline, 95%

Alfa Aesar™ 4-Phenylazodiphenylamine, 97%

CAS: 101-75-7 Molecular Formula: C18H15N3 Molecular Weight (g/mol): 273.339 MDL Number: MFCD00003023 InChI Key: VXLFYNFOITWQPM-UHFFFAOYSA-N Synonym: 4-anilinoazobenzene, 4-phenylazo diphenylamine, 4-phenylazodiphenylamine, 4-benzeneazodiphenylamine, benzenamine, n-phenyl-4-phenylazo, azobenzene, 4-anilino, n-phenyl-4-aminoazobenzene, 4-phenylamino azobenzene, diphenylamine, 4-phenylazo, n-phenyl-4-phenylazo aniline PubChem CID: 7575 IUPAC Name: N-phenyl-4-phenyldiazenylaniline SMILES: C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC=CC=C3 4-PHENYLAZODIPHENYLAMINE, 98%,100G

Alfa Aesar™ Sudan III

CAS: 85-86-9 Molecular Formula: C22H16N4O Molecular Weight (g/mol): 352.397 MDL Number: MFCD00003905 InChI Key: HTPQPMPFXUWUOT-UHFFFAOYSA-N Synonym: C.I. 26100; Solvent Red 23 PubChem CID: 6789251 IUPAC Name: 1-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalen-2-one SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC=CC=C43 SUDAN RED 500G

Metanil Yellow, Acros Organics™

1KG Metanil Yellow 85%

Bismarck Brown Y, Alfa Aesar™

CAS: 10114-58-6 Molecular Formula: C18H20Cl2N8 Molecular Weight (g/mol): 419.314 MDL Number: MFCD00012977 InChI Key: MCZVRBLCRZWFJH-UHFFFAOYSA-N Synonym: C.I. 21000 PubChem CID: 82360 ChEBI: CHEBI:53615 IUPAC Name: 4-[[3-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]benzene-1,3-diamine;dihydrochloride SMILES: C1=CC(=CC(=C1)N=NC2=C(C=C(C=C2)N)N)N=NC3=C(C=C(C=C3)N)N.Cl.Cl BISMARCK BROWN Y 25G

Methyl Orange, 0.1% w/v aqueous solution, Alfa Aesar™

500ML Methyl Orange, 0.1% w/v aq. soln. 500ml

Methyl Red, pure, indicator, ACROS Organics™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: Acid Red 2, 2-[4-(Dimethylamino)phenylazo]benzoic acid, 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 25GR Methyl Red, pure, indicator

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: Acid Red 2, 2-[4-(Dimethylamino)phenylazo]benzoic acid, 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 100GR Methyl Red, ACS reagent

Methyl Red, ACS, Alfa Aesar™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: 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 METHYL RED ACS 25G

Alfa Aesar™ 4-(4-Dimethylaminophenylazo)benzoic acid sodium salt, indicator grade

CAS: 845-46-5 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 MDL Number: MFCD00020350 InChI Key: OSCKRHPYZNTEIO-UHFFFAOYSA-M Synonym: p-p-dimethylaminophenylazo benzoic acid sodium salt, 4-4-dimethylaminophenylazo benzoic acid sodium salt, benzoic acid, 4-4-dimethylamino phenyl azo-, sodium salt, benzoic acid, p-p-dimethylamino phenyl azo-, sodium salt, benzoic acid, 4-2-4-dimethylamino phenyl diazenyl-, sodium salt 1:1, sodium 4-4-dimethylaminophenylazo benzoate, 4-e-4-dimethylaminophenyl azo benzoic acid PubChem CID: 23674498 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)C(=O)[O-].[Na+] 4-(4-DIMETHYLAMINOPHENYLA ZO)BENZOIC ACID SODIUM5G

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: C.I. 27195, 3-Hydroxy-4-[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2, 7-naphthalenedisulfonic acid, tetrasodium salt 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+] 100GR Ponceau S, pure

Alfa Aesar™ Methyl Red

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: 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 METHYL RED, 98% 500G

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+] 500GR Methyl Red, sodium salt, pure, indicator

Nepsilon-4-[4-(Dimethylamino)phenylazo]benzoyl-Nalpha-Fmoc-L-lysine, 95%, Alfa Aesar™

CAS: 146998-27-8 Molecular Formula: C36H37N5O5 Molecular Weight (g/mol): 619.722 MDL Number: MFCD00467694 InChI Key: FPOPWTDBGMLRNG-XIFFEERXSA-N Synonym: fmoc-lys dabcyl-oh, na-fmoc-ne-dimethylaminophenyldiazobenzoyl-l-lysine, a-4-4-dimethylamino phenylazo benzoyl-n, a-fmoc-l-lysine, fmoc-lys dadcyl-oh, s,e-2-9h-fluoren-9-yl methoxy carbonyl amino-6-4-4-dimethylamino phenyl diazenyl benzamido hexanoic acid, ambotzfaa1498, fmoc-l-lys dabcyl-oh, n, a-fmoc-n, a-dabcyl-l-lysine, nalpha-fmoc-nepsilon-dabcyl-l-lysine PubChem CID: 2756070 IUPAC Name: (2S)-6-[[4-[[4-(dimethylamino)phenyl]diazenyl]benzoyl]amino]-2-(9H-fluoren-9-ylmethoxycarbonylamino)hexanoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)C(=O)NCCCCC(C(=O)O)NC(=O)OCC3C4=CC=CC=C4C5=CC=CC=C35 1GR N¬e-4-¢4-(Dimethylamino)phenylazo!benzoyl-N¬a-Fmoc-L-lysine, 95% 1g

Alfa Aesar™ Azobenzene, 97+%

CAS: 103-33-3 Molecular Formula: C12H10N2 Molecular Weight (g/mol): 182.226 MDL Number: MFCD00003022 InChI Key: DMLAVOWQYNRWNQ-UHFFFAOYSA-N Synonym: azobenzene, diazene, diphenyl, diazobenzene, e-diphenyldiazene, azobisbenzene, azofume, 1,2-diphenyldiazene, azodibenzeneazofume, diphenyldiimide, azobenzide PubChem CID: 2272 ChEBI: CHEBI:190358 IUPAC Name: diphenyldiazene SMILES: C1=CC=C(C=C1)N=NC2=CC=CC=C2 AZOBENZENE, 98% 100G

Disperse orange 3, 90%, pure, ACROS Organics™

50GR Disperse Orange 3, 90%, pure

Alfa Aesar™ Methyl Red, 0.1% w/v solution in ethanol

CAS: 74886-84-3 MDL Number: MFCD00002425 METHYL RED, 0.1% W/V SOLUTION IN ETHANOL500ML

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, MO, Helianthise 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+] 25GR Methyl Orange, ACS reagent

Alfa Aesar™ Biebrich Scarlet sodium salt

CAS: 4196-99-0 Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.475 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-UHFFFAOYSA-L Synonym: C.I. 26905; Acid Red 66 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+] 25GR Biebrich Scarlet sodium salt 25g

Honeywell Fluka™ Methyl Red Indicator, Reag. Ph. Eur., Honeywell™ Fluka™

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 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 25GR Methyl Red acid-base indicator, Reag. Ph. Eur

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