The CAS register number of Disiloxane,1,3-diethenyl-1,3-dimethyl-1,3-diphenyl- is 2627-97-6. It also can be called as 1,3-Divinyl-1,3-diphenyldimethyldisiloxane and the IUPAC name about this chemical is ethenyl-(ethenyl-methyl-phenylsilyl)oxy-methyl-phenylsilane. The molecular formula about this chemical is C₁₈H₂₂OSi₂ and the molecular weight is 310.54.

Physical properties about Disiloxane,1,3-diethenyl-1,3-dimethyl-1,3-diphenyl- are: (1)ACD/LogP: 7.66; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7.66; (4)ACD/LogD (pH 7.4): 7.66; (5)ACD/BCF (pH 5.5): 387169.91; (6)ACD/BCF (pH 7.4): 387169.91; (7)ACD/KOC (pH 5.5): 347850.63; (8)ACD/KOC (pH 7.4): 347850.63; (9)#H bond acceptors: 1; (10)#Freely Rotating Bonds: 6; (11)Polar Surface Area: 9.23 Å²; (12)Index of Refraction: 1.531; (13)Molar Refractivity: 98.03 cm³; (14)Molar Volume: 316.4 cm³; (15)Polarizability: 38.86x10^-24cm³; (16)Surface Tension: 29.3 dyne/cm; (17)Density: 0.98 g/cm³; (18)Flash Point: 122.9 °C; (19)Enthalpy of Vaporization: 53.81 kJ/mol; (20)Boiling Point: 318.9 °C at 760 mmHg; (21)Vapour Pressure: 0.000654 mmHg at 25 °C.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. So, if you want to use it, wear suitable protective clothing, gloves and eye/face protection. In case of contact 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([Si](c1ccccc1)(\C=C)C)[Si](\C=C)(c2ccccc2)C
(2)InChI: InChI=1/C18H22OSi2/c1-5-20(3,17-13-9-7-10-14-17)19-21(4,6-2)18-15-11-8-12-16-18/h5-16H,1-2H2,3-4H3
(3)InChIKey: KPWVUBSQUODFPP-UHFFFAOYAM
(4)Std. InChI: InChI=1S/C18H22OSi2/c1-5-20(3,17-13-9-7-10-14-17)19-21(4,6-2)18-15-11-8-12-16-18/h5-16H,1-2H2,3-4H3
(5)Std. InChIKey: KPWVUBSQUODFPP-UHFFFAOYSA-N