The systematic name of this chemical is 1-[(chloromethyl)sulfonyl]naphthalene. With the CAS registry number 87491-79-0, it is also named as naphthalene, 1-[(chloromethyl)sulfonyl]-. The formula is C₁₁H₉ClO₂S and the molecular weight is 240.70. In addition, the product's category is API Intermediates.

The other characteristics of 1-[Chloromethylsulfonyl]naphthalene can be summarized as: (1)ACD/LogP: 2.42; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 2; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 2; (6)Polar Surface Area: 42.52 Å²; (7)Index of Refraction: 1.626; (8)Molar Refractivity: 62.589 cm³; (9)Molar Volume: 176.712 cm³; (10)Polarizability: 24.812×10^-24 cm³; (11)Surface Tension: 48.844 dyne/cm; (12)Density: 1.362 g/cm³; (13)Flash Point: 220.85 °C ; (14)Enthalpy of Vaporization: 67.195 kJ/mol; (15)Boiling Point: 441.564 °C at 760 mmHg; (16)Vapour Pressure: 0 mmHg at 25°C.

People can use the following data to convert to the molecule structure. 
1. SMILES:ClCS(=O)(=O)c2cccc1ccccc12
2. InChI:InChI=1/C11H9ClO2S/c12-8-15(13,14)11-7-3-5-9-4-1-2-6-10(9)11/h1-7H,8H2
3. InChIKey:XHMLYFRREKIYDU-UHFFFAOYAM
4. Std. InChI:InChI=1S/C11H9ClO2S/c12-8-15(13,14)11-7-3-5-9-4-1-2-6-10(9)11/h1-7H,8H2 
5. Std. InChIKey:XHMLYFRREKIYDU-UHFFFAOYSA-N