The 9H-Purine,2,6-dichloro-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-, with the CAS registry number 3056-18-6, is also known as 9-[2,3,5-Tri-O-acetyl-beta-D-ribofuranosyl]-2,6-dichloropurine. This chemical's molecular formula is C₁₆H₁₆Cl₂N₄O₇ and molecular weight is 447.23. What's more, its systematic name is 2,6-Dichloro-9-(2,3,5-tri-O-acetylpentofuranosyl)-9H-purine. 

Physical properties of 9H-Purine,2,6-dichloro-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)- are: (1)ACD/LogP: 2.32; (2)# of Rule of 5 Violations: 1; (3)#H bond acceptors: 11; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 8; (6)Polar Surface Area: 131.73 Å²; (7)Index of Refraction: 1.671; (8)Molar Refractivity: 98.51 cm³; (9)Molar Volume: 263.2 cm³; (10)Polarizability: 39.05×10^-24 cm³; (11)Surface Tension: 59.1 dyne/cm; (12)Density: 1.69 g/cm³; (13)Flash Point: 289.6 °C; (14)Enthalpy of Vaporization: 83.66 kJ/mol; (15)Boiling Point: 555.3 °C at 760 mmHg; (16)Vapour Pressure: 2.27E-12 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: Clc3nc1c(ncn1C2OC(C(OC(=O)C)C2OC(=O)C)COC(=O)C)c(Cl)n3
(2)InChI: InChI=1S/C16H16Cl2N4O7/c1-6(23)26-4-9-11(27-7(2)24)12(28-8(3)25)15(29-9)22-5-19-10-13(17)20-16(18)21-14(10)22/h5,9,11-12,15H,4H2,1-3H3
(3)InChIKey: PYXZXWLFAMZVPY-UHFFFAOYSA-N