The Silane,ethenyltrimethyl-, with the CAS registry number 754-05-2 and EINECS registry number 212-042-9, has the systematic name and IUPAC name of ethenyl(trimethyl)silane. It is a kind of clear colourless liquid, and belongs to the following product categories: Si (Classes of Silicon Compounds); Si-(C)4 Compounds; Vinylsilanes, Allylsilanes. And the molecular formula of the chemical is C₅H₁₂Si.

The characteristics of Silane,ethenyltrimethyl- are as followings: (1)ACD/LogP: 1.58; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.583; (4)ACD/LogD (pH 7.4): 1.583; (5)ACD/BCF (pH 5.5): 9.398; (6)ACD/BCF (pH 7.4): 9.398; (7)ACD/KOC (pH 5.5): 173.031; (8)ACD/KOC (pH 7.4): 173.031; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 0 Ų; (13)Index of Refraction: 1.39; (14)Molar Refractivity: 33.656 cm³; (15)Molar Volume: 141.9 cm³; (16)Polarizability: 13.342×10^-24cm³; (17)Surface Tension: 14.996 dyne/cm; (18)Density: 0.706 g/cm³; (19)Enthalpy of Vaporization: 28.562 kJ/mol; (20)Boiling Point: 54.999 °C at 760 mmHg; (21)Vapour Pressure: 253.156 mmHg at 25°C.

Preparation of Silane,ethenyltrimethyl-: This chemical can be prepared by trichloro-vinyl-silane and methylmagnesium bromide. And the yield is about 49%. 

Uses of Silane,ethenyltrimethyl-: It can react with benzaldehyde to produce 1-phenyl-3-trimethylsilanyl-propan-1-one. This reaction will need reagent 2-amino-3-picoline, benzoic acid and aniline, catalyst Rh(PPh₃)₃Cl, and the menstruum toluene. The reaction time is 1 hour with temperature of 130°C, and the yield is about 95%.

You should be cautious while dealing with this chemical. It is a kind of highly flammable chemical which irritates to eyes, respiratory system and skin, and it is also harmful if swallowed. Therefore, you had better take the following instructions: Wear suitable protective clothing, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; Take precautionary measures against static discharges. 

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: C[Si](C)(C)C=C
(2)InChI: InChI=1/C5H12Si/c1-5-6(2,3)4/h5H,1H2,2-4H3
(3)InChIKey: GCSJLQSCSDMKTP-UHFFFAOYAM