The 1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-, with the CAS registry number 6259-66-1, is also known as 2-Naphthol-3,6,8-trisulfonic acid. Its EINECS number is 228-407-0. This chemical's molecular formula is C₁₀H₈O₁₀S₃ and molecular weight is 384.36. What's more, its systematic name is 7-Hydroxynaphthalene-1,3,6-trisulfonic acid. 

Physical properties of 1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy- are: (1)ACD/LogP: -0.62; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -6.12; (4)ACD/LogD (pH 7.4): -6.14; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 10; (10)#H bond donors: 4; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 164.48 Å²; (13)Index of Refraction: 1.741; (14)Molar Refractivity: 76.88 cm³; (15)Molar Volume: 190.3 cm³; (16)Polarizability: 30.48×10^-24cm³; (17)Surface Tension: 105.6 dyne/cm; (18)Density: 2.019 g/cm³.

You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(O)c1c2c(cc(c1)S(=O)(=O)O)cc(c(O)c2)S(=O)(=O)O
(2)InChI: InChI=1S/C10H8O10S3/c11-8-4-7-5(2-10(8)23(18,19)20)1-6(21(12,13)14)3-9(7)22(15,16)17/h1-4,11H,(H,12,13,14)(H,15,16,17)(H,18,19,20)
(3)InChIKey: ANYNWDCUWOSEFH-UHFFFAOYSA-N