ContaminantDB: Benzenesulfonic acid, 4-[(4-aminophenyl)azo]-

Identification Taxonomy Biological Properties Physical Properties Toxicity Profile Spectra Concentrations Links References XML

Record Information

Version

1.0

Creation Date

2016-05-19 02:58:08 UTC

Update Date

2026-03-27 00:56:07 UTC

Accession Number

CHEM009099

Identification

Common Name

Benzenesulfonic acid, 4-[(4-aminophenyl)azo]-

Class

Small Molecule

Description

Not Available

Contaminant Sources

HPV EPA Chemicals
STOFF IDENT Compounds

Contaminant Type

Not Available

Chemical Structure

MOL SDF PDB SMILES InChI

Synonyms

Value	Source
4-[2-(4-Aminophenyl)diazen-1-yl]benzene-1-sulfonate	Generator
4-[2-(4-Aminophenyl)diazen-1-yl]benzene-1-sulphonate	Generator
4-[2-(4-Aminophenyl)diazen-1-yl]benzene-1-sulphonic acid	Generator
4-(4-aminophenylazo)Benzene sulfonic acid	MeSH
4-(4-aminophenylazo)Benzenesulfonic acid, potassium salt	MeSH
4-(4-aminophenylazo)Benzenesulfonic acid	MeSH
4-APABS	MeSH
4-(4-aminophenylazo)Benzenesulfonic acid, sodium salt	MeSH

Chemical Formula

C₁₂H₁₁N₃O₃S

Average Molecular Mass

277.300 g/mol

Monoisotopic Mass

277.052 g/mol

CAS Registry Number

104-23-4

IUPAC Name

4-[2-(4-aminophenyl)diazen-1-yl]benzene-1-sulfonic acid

Traditional Name

4-[2-(4-aminophenyl)diazen-1-yl]benzenesulfonic acid

SMILES

NC1=CC=C(C=C1)N=NC1=CC=C(C=C1)S(O)(=O)=O

InChI Identifier

InChI=1S/C12H11N3O3S/c13-9-1-3-10(4-2-9)14-15-11-5-7-12(8-6-11)19(16,17)18/h1-8H,13H2,(H,16,17,18)

InChI Key

PPVRMPPLECDING-UHFFFAOYSA-N

Chemical Taxonomy

Description

belongs to the class of organic compounds known as azobenzenes. These are organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to a benzene ring.

Kingdom

Organic compounds

Super Class

Organoheterocyclic compounds

Class

Azobenzenes

Sub Class

Not Available

Direct Parent

Azobenzenes

Alternative Parents

Substituents

Azobenzene
Benzenesulfonate
Benzenesulfonyl group
1-sulfo,2-unsubstituted aromatic compound
Arylsulfonic acid or derivatives
Aniline or substituted anilines
Benzenoid
Monocyclic benzene moiety
Sulfonyl
Organosulfonic acid
Organosulfonic acid or derivatives
Organic sulfonic acid or derivatives
Azo compound
Organic 1,3-dipolar compound
Propargyl-type 1,3-dipolar organic compound
Organic nitrogen compound
Organic oxygen compound
Organopnictogen compound
Organic oxide
Hydrocarbon derivative
Primary amine
Organosulfur compound
Organonitrogen compound
Amine
Aromatic homomonocyclic compound

Molecular Framework

Aromatic homomonocyclic compounds

External Descriptors

Not Available

Biological Properties

Status

Detected and Not Quantified

Origin

Not Available

Cellular Locations

Not Available

Biofluid Locations

Not Available

Tissue Locations

Not Available

Pathways

Not Available

Applications

Not Available

Biological Roles

Not Available

Chemical Roles

Not Available

Physical Properties

State

Not Available

Appearance

Not Available

Experimental Properties

Property	Value
Melting Point	Not Available
Boiling Point	Not Available
Solubility	Not Available

Predicted Properties

Property	Value	Source
Water Solubility	0.089 g/L	ALOGPS
logP	0.69	ALOGPS
logP	2.45	ChemAxon
logS	-3.5	ALOGPS
pKa (Strongest Acidic)	-2.7	ChemAxon
pKa (Strongest Basic)	2.98	ChemAxon
Physiological Charge	-1	ChemAxon
Hydrogen Acceptor Count	6	ChemAxon
Hydrogen Donor Count	2	ChemAxon
Polar Surface Area	105.11 Å²	ChemAxon
Rotatable Bond Count	3	ChemAxon
Refractivity	75.7 m³·mol⁻¹	ChemAxon
Polarizability	27.62 Å³	ChemAxon
Number of Rings	2	ChemAxon
Bioavailability	1	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	Yes	ChemAxon
Veber's Rule	No	ChemAxon
MDDR-like Rule	No	ChemAxon

Spectra

Spectrum Type	Description	Splash Key	View
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Positive	splash10-004i-0090000000-c3500ed979261fcd815e	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-004i-0290000000-576b77c7a1bfaebd270b	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-0gc0-4910000000-ef9ae98200cacad8a964	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-004i-0090000000-b56666d9c25b5131029f	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-004i-0190000000-11504adcbe9389d87991	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-0002-1920000000-b973a88cbaf89502713e	Spectrum

Toxicity Profile

Route of Exposure

Not Available

Mechanism of Toxicity

Not Available

Metabolism

Not Available

Toxicity Values

Not Available

Lethal Dose

Not Available

Carcinogenicity (IARC Classification)

Not Available

Uses/Sources

Not Available

Minimum Risk Level

Not Available

Health Effects

Not Available

Symptoms

Not Available

Treatment

Not Available

Concentrations

Not Available

External Links

DrugBank ID

Not Available

HMDB ID

Not Available

FooDB ID

Not Available

Phenol Explorer ID

Not Available

KNApSAcK ID

Not Available

BiGG ID

Not Available

BioCyc ID

Not Available

METLIN ID

Not Available

PDB ID

Not Available

Wikipedia Link

Not Available

Chemspider ID

Not Available

ChEBI ID

Not Available

PubChem Compound ID

17224

Kegg Compound ID

Not Available

YMDB ID

Not Available

ECMDB ID

Not Available

References

Synthesis Reference

Not Available

MSDS

Not Available

General References

Not Available

Benzenesulfonic acid, 4-[(4-aminophenyl)azo]- (CHEM009099)

Structure for CHEM009099: Benzenesulfonic acid, 4-[(4-aminophenyl)azo]-