The 1-Octanesulfonylchloride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, with the CAS registry number 423-60-9, is also known as Perfluoro-1-octanesulfonyl chloride. This chemical's molecular formula is C₈ClF₁₇O₂S and molecular weight is 518.58. What's more, its systematic name is 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonyl chloride. 

Physical properties of 1-Octanesulfonylchloride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro- are: (1)ACD/LogP: 9.16; (2)# of Rule of 5 Violations: 2; (3)#H bond acceptors: 2; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 7; (6)Polar Surface Area: 42.52 Å²; (7)Index of Refraction: 1.308; (8)Molar Refractivity: 54.82 cm³; (9)Molar Volume: 286 cm³; (10)Polarizability: 21.73×10^-24 cm³; (11)Surface Tension: 18.6 dyne/cm; (12)Density: 1.813 g/cm³; (13)Flash Point: 67.8 °C; (14)Enthalpy of Vaporization: 40.73 kJ/mol; (15)Boiling Point: 188.5 °C at 760 mmHg; (16)Vapour Pressure: 0.825 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
It can cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you should seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: FC(F)(C(F)(F)S(Cl)(=O)=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F
(2)InChI: InChI=1/C8ClF17O2S/c9-29(27,28)8(25,26)6(20,21)4(16,17)2(12,13)1(10,11)3(14,15)5(18,19)7(22,23)24
(3)InChIKey: FJHZKRYJOILIGD-UHFFFAOYAZ