CAS No.98789-40-3,DIMETHYLTETRAMETHOXYDISILETHYLENE Suppliers

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Basic Information

Molecular Structure:
CAS No.:	98789-40-3
Name:	DIMETHYLTETRAMETHOXYDISILETHYLENE
Article Data:	3

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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Specification

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%.

1,2-Bis(methyldimethoxysilyl)ethane 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

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