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CAS No.: | 5926-35-2 |
---|---|
Name: | BIS(TRIMETHYLSILYL)CHLOROMETHANE |
Article Data: | 2 |
Molecular Structure: | |
Formula: | C7H19ClSi2 |
Molecular Weight: | 194.852 |
Synonyms: | 2,4-Disilapentane,3-chloro-2,2,4,4-tetramethyl- (6CI,7CI,8CI);Silane,(chloromethylene)bis[trimethyl- (9CI);Bis(trimethylsilyl)chloromethane;Bis(trimethylsilyl)methyl chloride;Chlorobis(trimethylsilyl)methane; |
Density: | 0.857 g/cm3 |
Boiling Point: | 167.3 °C at 760 mmHg |
Flash Point: | 48.9 °C |
Hazard Symbols: | Xi |
Risk Codes: | 10-36/37/38 |
Safety: | 26-36/37/39 |
Transport Information: | UN 1993 |
PSA: | 0.00000 |
LogP: | 3.76850 |
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The Silane, 1, 1'-(chloromethylene)bis[1, 1, 1-trimethyl-, with the CAS registry number of 5926-35-2, is also known as Bis(trimethylsilyl)chloromethane. This chemical's molecular formula is C7H19ClSi2 and molecular weight is 194.85. What's more, its systematic name is called (Chloromethanediyl)bis(trimethylsilane). In addition, it must be stored in airtight containers and placed in a cool place. Meanwhile, it should be avoided contact with strong oxidant, light.
Physical properties about Silane, 1, 1'-(chloromethylene)bis[1, 1, 1-trimethyl- are: (1)ACD/LogP: 3.88; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.88; (4)ACD/LogD (pH 7.4): 3.88; (5)ACD/BCF (pH 5.5): 527.29; (6)ACD/BCF (pH 7.4): 527.29; (7)ACD/KOC (pH 5.5): 3090.61; (8)ACD/KOC (pH 7.4): 3090.61; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.413; (14)Molar Refractivity: 56.72 cm3; (15)Molar Volume: 227.3 cm3; (16)Surface Tension: 17.4 dyne/cm; (17)Density: 0.857 g/cm3; (18)Flash Point: 48.9 °C; (19)Enthalpy of Vaporization: 38.72 kJ/mol; (20)Boiling Point: 167.3 °C at 760 mmHg; (21)Vapour Pressure: 2.26 mmHg at 25 °C.
Preparation: this chemical is prepared by reaction of Chloro-trimethyl-silane with Trichloromethane. The reaction needs reagent NEt4BF4 and solvent Dimethylformamide. The reaction time is 1755 minutes. Other condition of this reaction is electroreduction, anode: Zn, cathode: stainless steel. The yield is about 94 %.
Uses: it is used to produce other chemicals. For example, it is used to produce 1-(Bis(trimethylsilyl)methyl)-1, 2, 4-triazole. The reaction needs reagent K2CO3 and solvent Dimethylformamide. The reaction time is 40 hours with reaction temperature of 60 °C. The yield is about 61 %.
When you are using this chemical, please be cautious about it as the following:
As a chemical, it is irritating to eyes, respiratory system and skin. Besides, this chemical is flammable. During using it, wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1) SMILES: ClC([Si](C)(C)C)[Si](C)(C)C
(2) InChI: InChI=1/C7H19ClSi2/c1-9(2,3)7(8)10(4,5)6/h7H,1-6H3
(3) InChIKey: XNJGZHVYPBNLEB-UHFFFAOYAW