Tetramethyl tetravinyl cyclotetrasiloxane (V4)
Synonym: 2, 4, 6, 8-tetramethyl-2, 4, 6, 8-tetravinyl-cyclotetrasiloxane
1, 3, 5, 7- tetramethyl-1, 3, 5, 7-tetravinyl- cyclotetrasiloxane
Tetravinyl tetramethyl cyclotetrasiloxane

Chemical structure
-Vi is -CH=CH2
Typical Physical Properties
Chemical name: Tetramethyltetravinylcyclotetrasiloxane
CAS No.: 2554-06-5 27342-69-4
Formala: C12H24O4Si4
Molecular Weight: 344.66

Density: 25/25'C
Boiling Point: 224-225 [760mmHg]
Refractive Index: 1.4347-1.4350
Flash Point: >100'C
Purity: >99%

Applications
Raw material for vinyl silicone rubber.
(1) Raw material for methyl vinyl silicone rubber, to enhance the performance of silicone rubber
(2) Raw material for vinyl silicone oil and silicone resin, and use as the additive(intermediate) of liquid silicone rubber and high vinyl silicone rubber.
(3) Raw material for the anti-inflammation.
(4) Polyethylenesiloxanes are widely used in cosmetics, deodorant, water repelling windshield coating, food additives and some soaps.

Color and Appearance: Colorless transparent liquid