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CAS No.: | 98789-40-3 |
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Name: | DIMETHYLTETRAMETHOXYDISILETHYLENE |
Article Data: | 3 |
Cas Database | |
Molecular Structure: | |
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Formula: | C8H22O4Si2 |
Molecular Weight: | 238.431 |
Synonyms: | 2,2,5,5-Tetramethoxy-2,5-disilahexane;Ethylenebis(dimethoxymethylsilane); |
Density: | 0.9±0.1 g/cm3 |
Boiling Point: | 162.3±13.0 °C at 760 mmHg |
Flash Point: | 44.5±20.2 °C |
PSA: | 36.92000 |
LogP: | 1.71600 |
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The 1,2-Bis(methyldimethoxysilyl)ethane, with the CAS registry number 98789-40-3, is also known as 2,2,5,5-Tetramethoxy-2,5-disilahexane. This chemical's molecular formula is C8H22O4Si2 and molecular weight is 238.43. What's more, its systematic name is 3,6-Dimethoxy-3,6-dimethyl-2,7-dioxa-3,6-disilaoctane.
Physical properties of 1,2-Bis(methyldimethoxysilyl)ethane are: (1)ACD/LogP: -0.81±0.25; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.81; (4)ACD/LogD (pH 7.4): -0.81; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 8.60; (8)ACD/KOC (pH 7.4): 8.60; (9)#H bond acceptors: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 7; (12)Polar Surface Area: 36.92 Å2; (13)Index of Refraction: 1.408; (14)Molar Refractivity: 63.5±0.3 cm3; (15)Molar Volume: 257.5±3.0 cm3; (16)Polarizability: 25.2±0.5×10-24cm3; (17)Surface Tension: 20.4±3.0 dyne/cm; (18)Density: 0.9±0.1 g/cm3; (19)Flash Point: 44.5±20.2 °C; (20)Enthalpy of Vaporization: 38.2±3.0 kJ/mol; (21)Boiling Point: 162.3±13.0 °C at 760 mmHg; (22)Vapour Pressure: 2.8±0.3 mmHg at 25°C.
Uses of 1,2-Bis(methyldimethoxysilyl)ethane: it can be used to produce 1,2-bis(2',6'-dimethyl-1',3'-dioxa-6'-aza-2'-silacyclooctyl-2')ethane at the temperature of 20 °C. The reaction time is 2 hours. The yield is about 85%.
You can still convert the following datas into molecular structure:
(1)SMILES: CO[Si](C)(CC[Si](C)(OC)OC)OC
(2)Std. InChI: InChI=1S/C8H22O4Si2/c1-9-13(5,10-2)7-8-14(6,11-3)12-4/h7-8H2,1-6H3
(3)Std. InChIKey: KFGSXJLKKLOVNP-UHFFFAOYSA-N