The Stannane,butylchlorodimethyl-, with the CAS registry number 15649-31-7, is also known as n-Butyldimethylchlorotin. This chemical's molecular formula is C₆H₁₅ClSn and molecular weight is 241.35. Its systematic name is called butyl(chloro)dimethylstannane. 

Physical properties of Stannane,butylchlorodimethyl-: (1)ACD/LogP: 0.67; (2)ACD/LogD (pH 5.5): 0.67; (3)ACD/LogD (pH 7.4): 0.67; (4)ACD/BCF (pH 5.5): 1.89; (5)ACD/BCF (pH 7.4): 1.89; (6)ACD/KOC (pH 5.5): 54.91; (7)ACD/KOC (pH 7.4): 54.91; (8)#Freely Rotating Bonds: 3; (9)Flash Point: 56.9 °C; (10)Enthalpy of Vaporization: 39.02 kJ/mol; (11)Boiling Point: 170.5 °C at 760 mmHg; (12)Vapour Pressure: 1.94 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful by inhalation, in contact with skin and if swallowed. It can causes burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: Cl[Sn](C)(C)CCCC
(2)InChI: InChI=1/C4H9.2CH3.ClH.Sn/c1-3-4-2;;;;/h1,3-4H2,2H3;2*1H3;1H;/q;;;;+1/p-1/rC6H15ClSn/c1-4-5-6-8(2,3)7/h4-6H2,1-3H3
(3)InChIKey: YTUOPHMUDGXBFN-YXOTYUHHAV