This chemical is called 4-Pyrimidin-2-ylbenzenesulphonyl chloride, and its CAS registry number is 912569-53-0. With the molecular formula of C₁₀H₇ClN₂O₂S, its molecular weight is 254.69.

Other characteristics of the 4-Pyrimidin-2-ylbenzenesulphonyl chloride can be summarised as followings: (1)ACD/LogP: 2.54; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.54; (4)ACD/LogD (pH 7.4): 2.54; (5)#H bond acceptors: 4; (6)#H bond donors: 0; (7)#Freely Rotating Bonds: 2; (8)Polar Surface Area: 68.3 Å²; (9)Index of Refraction: 1.598; (10)Molar Refractivity: 60.7 cm³; (11)Molar Volume: 177.8 cm³; (12)Polarizability: 24.06×10^-24cm³; (13)Surface Tension: 55.4 dyne/cm; (14)Density: 1.432 g/cm³; (15)Flash Point: 141.7 °C; (16)Enthalpy of Vaporization: 52.96 kJ/mol; (17)Boiling Point: 310.7 °C at 760 mmHg; (18)Vapour Pressure: 0.00108 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: c1cnc(nc1)c2ccc(cc2)S(=O)(=O)Cl
2.InChI: InChI=1/C10H7ClN2O2S/c11-16(14,15)9-4-2-8(3-5-9)10-12-6-1-7-13-10/h1-7H
3.InChIKey: BPLYUKDYQDTCTE-UHFFFAOYAO