The CAS register number of Bis(trimethylsiloxy)methylsilylpropoxysulfolane is 502925-36-2. It also can be called as trisiloxane, 1,1,1,3,5,5,5-heptamethyl-3-[3-[(tetrahydro-1,1-dioxido-2-thienyl)oxy]propyl]- and the systematic name about this chemical is 3-{3-[(1,1-dioxidotetrahydrothiophen-2-yl)oxy]propyl}-1,1,1,3,5,5,5-heptamethyltrisiloxane. The molecular formula about this chemical is C₁₄H₃₄O₅SSi₃ and the molecular weight is 398.74.

Physical properties about Bis(trimethylsiloxy)methylsilylpropoxysulfolane are: (1)ACD/LogP: 2.99; (2)ACD/LogD (pH 5.5): 4; (3)ACD/LogD (pH 7.4): 4; (4)ACD/BCF (pH 5.5): 403; (5)ACD/BCF (pH 7.4): 403; (6)ACD/KOC (pH 5.5): 2551; (7)ACD/KOC (pH 7.4): 2551; (8)#H bond acceptors: 5; (9)#Freely Rotating Bonds: 9; (10)Polar Surface Area: 70.21 Å²; (11)Index of Refraction: 1.457; (12)Molar Refractivity: 105.112 cm³; (13)Molar Volume: 386.025 cm³; (14)Polarizability: 41.67x10^-24cm³; (15)Surface Tension: 27.018 dyne/cm; (16)Density: 1.033 g/cm³; (17)Flash Point: 207.372 °C; (18)Enthalpy of Vaporization: 64.686 kJ/mol; (19)Boiling Point: 419.278 °C at 760 mmHg.

You can still convert the following datas into molecular structure:
(1)SMILES: O=S1(=O)CCCC1OCCC[Si](C)(O[Si](C)(C)C)O[Si](C)(C)C
(2)InChI: InChI=1/C14H34O5SSi3/c1-21(2,3)18-23(7,19-22(4,5)6)13-9-11-17-14-10-8-12-20(14,15)16/h14H,8-13H2,1-7H3
(3)InChIKey: OVTZMMFEYINNRX-UHFFFAOYAZ
(4)Std. InChI: InChI=1S/C14H34O5SSi3/c1-21(2,3)18-23(7,19-22(4,5)6)13-9-11-17-14-10-8-12-20(14,15)16/h14H,8-13H2,1-7H3
(5)Std. InChIKey: OVTZMMFEYINNRX-UHFFFAOYSA-N