The IUPAC name of this chemical is 1-Amino-2-(4-chlorophenylazo)-naphthalene-5-sulfonamide. The CAS registry number is 118876-55-4. In addition, the molecular formula is C₁₆H₁₃ClN₄O₂S and the molecular weight is 360.82. It is a kind of orange powder and belongs to the class of Aromatics Compounds. It should be stored in a cool and dry place.

Physical properties about this chemical are: (1)ACD/LogP: 3.02; (2)ACD/LogD (pH 5.5): 3.015; (3)ACD/LogD (pH 7.4): 3.014; (4)ACD/BCF (pH 5.5): 115.074; (5)ACD/BCF (pH 7.4): 114.954; (6)ACD/KOC (pH 5.5): 1039.426; (7)ACD/KOC (pH 7.4): 1038.344; (8)#H bond acceptors: 6; (9)#H bond donors: 4; (10)#Freely Rotating Bonds: 4; (11)Polar Surface Area: 119.28 Å²; (12)Index of Refraction: 1.712; (13)Molar Refractivity: 92.928 cm³; (14)Molar Volume: 237.203 cm³; (15)Polarizability: 36.839 ×10^-24cm³; (16)Surface Tension: 64.244 dyne/cm; (17)Density: 1.521 g/cm³; (18)Flash Point: 341.718 °C; (19)Enthalpy of Vaporization: 94.682 kJ/mol; (20)Boiling Point: 641.418 °C at 760 mmHg.

You can still convert the following datas into molecular structure:
(1)SMILES: c1cc2c(ccc(c2N)/N=N\c3ccc(cc3)Cl)c(c1)S(=O)(=O)N
(2)InChI: InChI=1/C16H13ClN4O2S/c17-10-4-6-11(7-5-10)20-21-14-9-8-12-13(16(14)18)2-1-3-15(12)24(19,22)23/h1-9H,18H2,(H2,19,22,23)/b21-20-
(3)InChIKey: MGWXSLOJBBUNAQ-MRCUWXFGBR