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CAS No.: | 3728-43-6 |
---|---|
Name: | P-TOLYLTRIMETHYLSILANE |
Article Data: | 32 |
Molecular Structure: | |
Formula: | C10H16Si |
Molecular Weight: | 164.323 |
Synonyms: | Silane,trimethyl(4-methylphenyl)- (9CI);Silane, trimethyl-p-tolyl- (6CI,7CI,8CI);(4-Methylphenyl)trimethylsilane;(p-Methylphenyl)trimethylsilane;1-Trimethylsilyl-4-methylbenzene;4-Trimethylsilyltoluene;NSC 170018;Trimethyl(4-methylphenyl)silane;Trimethyl(p-methylphenyl)silane;Trimethyl-p-tolylsilane;p-(Trimethylsilyl)toluene;p-Methyl(trimethylsilyl)benzene;p-Tolyltrimethylsilane; |
Density: | 0.86 g/cm3 |
Melting Point: | 38°C |
Boiling Point: | 186.2 °C at 760 mmHg |
Flash Point: | 51.6 °C |
Solubility: | Not miscible or difficult to mix in water. |
Appearance: | Clear colorless liquid |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38-10 |
Safety: | 37/39-26-16 |
Transport Information: | UN 1993 |
PSA: | 0.00000 |
LogP: | 2.54020 |
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The Benzene,1-methyl-4-(trimethylsilyl)-, with the CAS registry number 3728-43-6, has the systematic name and IUPAC name of trimethyl(4-methylphenyl)silane. It is a kind of clear colorless liquid, and the molecular formula of the chemical is C10H16Si.
The characteristics of Benzene,1-methyl-4-(trimethylsilyl)- are as followings: (1)ACD/LogP: 5.18; (2)# of Rule of 5 Violations: 1; (3)#H bond acceptors: 0; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 1; (6)Polar Surface Area: 0 Å2; (7)Index of Refraction: 1.477; (8) Molar Refractivity: 54.01 cm3; (9)Molar Volume: 191 cm3; (10)Polarizability: 21.41×10-24cm3; (11)Surface Tension: 23.8 dyne/cm; (12)Density: 0.86 g/cm3; (13)Flash Point: 51.6 °C; (14)Enthalpy of Vaporization: 40.51 kJ/mol; (15)Boiling Point: 186.2 °C at 760 mmHg; (16)Vapour Pressure: 0.923 mmHg at 25°C.
Preparation of Benzene,1-methyl-4-(trimethylsilyl)-: This chemical can be prepared by chloro-trimethyl-silane and 1-chloro-4-methyl-benzene. The reaction will need reagent Mg, and the menstruum tetrahydrofuran. The reaction time is 18 hours with heating, and the yield is about 75%.
Uses of Benzene,1-methyl-4-(trimethylsilyl)-: It can react with chloro-trimethyl-silane to produce trimethyl-(4-trimethylsilanyl-benzyl)-silane. This reaction will need reagent t-BuLi, and the menstruum tetrahydrofuran and pentane. The reaction time is 1 hour with temperature of -25°C, and the yield is about 44%.
You should be cautious while dealing with this chemical. It is a kind of flammable chemical which irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Keep away from sources of ignition - No smoking; Wear suitable gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: c1cc(ccc1[Si](C)(C)C)C
(2)InChI: InChI=1/C10H16Si/c1-9-5-7-10(8-6-9)11(2,3)4/h5-8H,1-4H3
(3)InChIKey: QGHURGPPCGMAMZ-UHFFFAOYAU