Bis(trimethylsilyl) selenide (BTMSSe)
selenide (BTMSSe).png) 
                    Product Information
                            Product Number
                        
                        1386
                    
                            CAS Number
                        
                        4099-46-1
                    Properties
                            Boiling Point
                        
                        53-54°C @ 10 Torr (Observed)
                    
                            Melting Point
                        -7 °C
                    
                            Density
                        
                        0.900 g/mL at 25 °C
                    
                            Refractive Index
                        
                        1.4800-1.4820 (20°C, 589nm)
                    
                            Appearance
                        
                        Clear colorless to yellow liquid
                    
                            Vapor Pressure
                        
                        1 Torr @ 3°C (TGA data)
                    
                            Purity by GC
                        
                        99.0% minimum
                    
                            Purity by ICP/MS
                        
                        99.999%