Cyclotetrasiloxane,tetraethenyltetramethyl- (27342-69-4)

The IUPAC name of 1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane is 2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane. With the CAS registry number 27342-69-4, it is also named as Cyclotetrasiloxane, tetraethenyltetramethyl-. The product's category is Industrial / Fine Chemicals. In addition, its molecular formula is C₁₂H₂₄O₄Si₄ and its molecular weight is 344.66. Furthermore, this chemical is used for compounding Methyl vinyl silicone rubber, which improved the performance of Silicone rubber. It is also used for compounding Vinyl silicone oil and Silicone.

The other characteristics of 1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane can be summarized as: (1)EINECS: 248-418-4; (2)H-Bond Donor: 0; (3)H-Bond Acceptor: 4; (4)Rotatable Bond Count: 4; (5)Exact Mass: 344.075165; (6)MonoIsotopic Mass: 344.075165; (7)Topological Polar Surface Area: 36.9; (8)Heavy Atom Count: 20; (9)Complexity: 341; (10)Freely Rotating Bonds: 4; (11)Index of Refraction: 1.454; (12)Molar Refractivity: 96.62 cm³; (13)Molar Volume: 356.3 cm³; (14)Polarizability: 38.3×10^-24cm³; (15)Surface Tension: 20.6 dyne/cm; (16)Density: 0.96 g/cm³; (17)Flash Point: 94.3 °C; (18)Melting point: -44 °C; (19)Enthalpy of Vaporization: 46.53 kJ/mol; (20)Boiling Point: 247.8 °C at 760 mmHg; (21)Vapour Pressure: 0.0396 mmHg at 25 °C.

When you are using this chemical, please be cautious about it as the following: 1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane is irritating to eyes. You should wear suitable protective clothing. Moreover, in case of contact with eyes, please rinse immediately with plenty of water and seek medical advice.

People can use the following data to convert to the molecule structure.
(1)SMILES:O1[Si](O[Si](O[Si](O[Si]1(\C=C)C)(\C=C)C)(\C=C)C)(\C=C)C
(2)InChI:InChI=1/C12H24O4Si4/c1-9-17(5)13-18(6,10-2)15-20(8,12-4)16-19(7,11-3)14-17/h9-12H,1-4H2,5-8H3
(3)InChIKey:VMAWODUEPLAHOE-UHFFFAOYAO
(4)Std. InChI:InChI=1S/C12H24O4Si4/c1-9-17(5)13-18(6,10-2)15-20(8,12-4)16-19(7,11-3)14-17/h9-12H,1-4H2,5-8H3
(5)Std. InChIKey:VMAWODUEPLAHOE-UHFFFAOYSA-N