Molecule structure of Disperse Blue 124 (CAS NO.61951-51-7):

IUPAC Name: 2-[N-Ethyl-3-methyl-4-[(5-nitro-1,3-thiazol-2-yl)diazenyl]anilino]ethyl acetate 
Molecular Weight: 377.41816 g/mol
Molecular Formula: C₁₆H₁₉N₅O₄S 
Density: 1.35 g/cm³ 
Boiling Point: 545.7 °C at 760 mmHg 
Flash Point: 283.8 °C
Index of Refraction: 1.631
Molar Refractivity: 99.46 cm³
Molar Volume: 279 cm³
Surface Tension: 53 dyne/cm 
Enthalpy of Vaporization: 82.46 kJ/mol
Vapour Pressure: 5.8E-12 mmHg at 25 °C
XLogP3-AA: 4
H-Bond Acceptor: 8
Rotatable Bond Count: 8
Exact Mass: 377.115775
MonoIsotopic Mass: 377.115775
Topological Polar Surface Area: 110
Heavy Atom Count: 26
Canonical SMILES: CCN(CCOC(=O)C)C1=CC(=C(C=C1)N=NC2=NC=C(S2)[N+](=O)[O-])C
InChI: InChI=1S/C16H19N5O4S/c1-4-20(7-8-25-12(3)22)13-5-6-14(11(2)9-13)18-19-16-17-10-15(26-16)21(23)24/h5-6,9-10H,4,7-8H2,1-3H3
InChIKey: HMAJVAFLGGPIPN-UHFFFAOYSA-N
Product Categories of Disperse Blue 124 (CAS NO.61951-51-7): 2002/61/EC;67/548/EECMethod Specific; Analytical Reagents; European Community: ISO and DIN; Microscopy Reagents; Stains and DyesMethod Specific

Hazard Codes: Xn
Risk Statements: 22-43 
R22:Harmful if swallowed. 
R43:May cause sensitization by skin contact.
Safety Statements: 36/37 
S36/37:Wear suitable protective clothing and gloves.
WGK Germany: 2

 Disperse Blue 124 (CAS NO.61951-51-7) is also named as 2-(Ethyl{3-methyl-4-[(E)-(5-nitro-1,3-thiazol-2-yl)diazenyl]phenyl}amino)ethyl acetate ; 2-(N-Ethyl-4-((5-nitrothiazol-2-yl)azo)-m-toluidino)ethyl acetate ; ethanol, 2-[ethyl[3-methyl-4-[(E)-2-(5-nitro-2-thiazolyl)diazenyl]phenyl]amino]-, acetate (ester) ; C.I. Disperse Blue 124 .