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55994-13-3

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Basic Information
CAS No.: 55994-13-3
Name: 3-[(4-Amino-3-methylphenyl)azo]benzenesulfonic acid
Article Data: 1
Molecular Structure:
Molecular Structure of 55994-13-3 (3-[(4-Amino-3-methylphenyl)azo]benzenesulfonic acid)
Formula: C13H13 N3 O3 S
Molecular Weight: 291.331
Synonyms: Benzenesulfonicacid, 3-[(4-amino-3-methylphenyl)azo]- (9CI)
EINECS: 259-938-6
Density: 1.4 g/cm3
Appearance: dark red powder
PSA: 113.49000
LogP: 4.90130
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Chemistry

Molecule structure of 3-[(4-Amino-3-methylphenyl)azo]benzenesulfonic acid (CAS NO.55994-13-3):

IUPAC Name: 3-[(4-Amino-3-methylphenyl)diazenyl]benzenesulfonic acid
Molecular Weight: 291.32562 [g/mol]
Molecular Formula: C13H13N3O3S 
Index of Refraction: 1.65
Molar Refractivity: 75.8 cm3
Molar Volume: 207.8 cm3
Surface Tension: 57.6 dyne/cm
Density: 1.4 g/cm3
XLogP3-AA: 2.1
H-Bond Donor: 2
H-Bond Acceptor: 6
Rotatable Bond Count: 3
Tautomer Count: 2
Exact Mass: 291.067762
MonoIsotopic Mass: 291.067762
Topological Polar Surface Area: 114
Heavy Atom Count: 20
Complexity: 446
Canonical SMILES: CC1=C(C=CC(=C1)N=NC2=CC(=CC=C2)S(=O)(=O)O)N
InChI: InChI=1S/C13H13N3O3S/c1-9-7-11(5-6-13(9)14)16-15-10-3-2-4-12(8-10)20(17,18)19/h2-8H,14H2,1H3,(H,17,18,19)
InChIKey: FBUUCZBKPYYEEE-UHFFFAOYSA-N
EINECS: 259-938-6
Product Categories of 3-[(4-Amino-3-methylphenyl)azo]benzenesulfonic acid (CAS NO.55994-13-3): Intermediates of Dyes and Pigments

Specification

 3-[(4-Amino-3-methylphenyl)azo]benzenesulfonic acid (CAS NO.55994-13-3) is also named as  Benzenesulfonic acid, 3-((4-amino-3-methylphenyl)azo)- ; Benzenesulfonic acid, 3-(2-(4-amino-3-methylphenyl)diazenyl)- ; m-((4-Amino-m-tolyl)azo)benzenesulphonic acid ; Benzenesulfonicacid, 3-[(4-amino-3-methylphenyl)azo]- (9CI) ; 3-[(E)-(4-Amino-3-methylphenyl)diazenyl]benzenesulfonic acid .