This chemical is called 4-Bromo-3-methylthiophene-2-carbonyl chloride, and its CAS registry number is 265652-36-6. With the molecular formula of C₆H₄BrClOS, its molecular weight is 239.52. Additionally, its product categories are Thiophene & Benzothiophene.

Other characteristics of the 4-Bromo-3-methylthiophene-2-carbonyl chloride can be summarised as followings: (1)ACD/LogP: 3.27; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.27; (4)ACD/LogD (pH 7.4): 3.27; (5)ACD/BCF (pH 5.5): 180.69; (6)ACD/BCF (pH 7.4): 180.69; (7)ACD/KOC (pH 5.5): 1435.9; (8)ACD/KOC (pH 7.4): 1435.9; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 45.31 Å²; (13)Index of Refraction: 1.604; (14)Molar Refractivity: 47.39 cm³; (15)Molar Volume: 137.7 cm³; (16)Polarizability: 18.78×10^-24cm³; (17)Surface Tension: 47.8 dyne/cm; (18)Density: 1.738 g/cm³; (19)Flash Point: 121.8 °C; (20)Enthalpy of Vaporization: 51.64 kJ/mol; (21)Boiling Point: 277.8 °C at 760 mmHg; (22)Vapour Pressure: 0.00442 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: O=C(Cl)c1scc(Br)c1C
2.InChI: InChI=1/C6H4BrClOS/c1-3-4(7)2-10-5(3)6(8)9/h2H,1H3
3.InChIKey: LQDVGTOWGBSXPJ-UHFFFAOYAN