1,1,3,3-Tetramethyl-1,3-divinyl-disilazane SiSiB® PC9411, Tetramethyldivinyldisilazane is a colorless clear liquid with ammonia odor. Technical Data CAS No. 7691 02 3 EINECS No. 201-701-1 Formula C8H19NSi2 Molecular Weight 185.41 Boiling Point 160°C [760mmHg] Flash Point 34°C Appearance Colorless clear liquid with ammonia odor Density 25/25°C 0.81 Refractive Index 1.440 Min.Purity 96.0% Application SiSiB® PC9411 is used for special silicone resin production. SiSiB® PC9411 is used as silylation reagent. SiSiB® PC9411 is used as clear silicone adhesive promoter for Negative Photoresist. Packing and Storage SiSiB® PC9411 silazane is supplied in 165Kg steel drum. In the unopened original container SiSiB® PC9411 has a shelf life of one year in a dry and cool place. There are many silicone emulsion suppliers, but we are one of the best choices for you.