This chemical is called Benzenesulfonylchloride, 4-bromo-2-ethyl-, and its systematic name is 4-bromo-2-ethylbenzenesulfonyl chloride. With the molecular formula of C₈H₈BrClO₂S, its molecular weight is 283.57. The CAS registry number of this chemical is 175278-24-7. moisture sensitive, corrosive

Other characteristics of the Benzenesulfonylchloride, 4-bromo-2-ethyl- can be summarised as followings: (1)ACD/LogP: 4.01; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.01; (4)ACD/LogD (pH 7.4): 4.01; (5)ACD/BCF (pH 5.5): 659.79; (6)ACD/BCF (pH 7.4): 659.79; (7)ACD/KOC (pH 5.5): 3628.55; (8)ACD/KOC (pH 7.4): 3628.55; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 42.52 Å²; (13)Index of Refraction: 1.569; (14)Molar Refractivity: 57.37 cm³; (15)Molar Volume: 175 cm³; (16)Polarizability: 22.74×10^-24cm³; (17)Surface Tension: 44.2 dyne/cm; (18)Density: 1.619 g/cm³; (19)Flash Point: 152 °C; (20)Enthalpy of Vaporization: 54.74 kJ/mol; (21)Boiling Point: 327.7 °C at 760 mmHg; (22)Vapour Pressure: 0.00038 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following: This chemical causes burns. You should wear suitable protective clothing if you use it. In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure: 
1.SMILES: O=S(Cl)(=O)c1c(cc(Br)cc1)CC
2.InChI: InChI=1/C8H8BrClO2S/c1-2-6-5-7(9)3-4-8(6)13(10,11)12/h3-5H,2H2,1H3
3.InChIKey: UOIVESXBURLTPX-UHFFFAOYAR