CAS No.1145-98-8,DIPHENYLTETRAMETHYLDISILANE Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	1145-98-8
Name:	DIPHENYLTETRAMETHYLDISILANE
Article Data:	43

Formula:	C₁₆H₂₂Si₂
Molecular Weight:	270.522
Synonyms:	1,1,2,2-Tetramethyl-1,2-diphenyldisilane;1,2-Diphenyl-1,1,2,2-tetramethyldisilane;1,2-Diphenyltetramethyldisilane;Tetramethyldiphenyldisilane;Tetramethyl-1,2-diphenyldisilane;
Density:	0.94 g/cm³
Melting Point:	33-38 °C
Boiling Point:	300.7 °C at 760 mmHg
Flash Point:	119.1 °C
Solubility:	Insoluble in water.
Appearance:	white to light brown low melting mass
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-37/39
PSA:	0.00000
LogP:	3.29600

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Specification

The Disilane, 1, 1, 2, 2-tetramethyl-1, 2-diphenyl-, with the CAS registry number of 1145-98-8, is also known as 1, 1, 2, 2-tetramethyl-1, 2-diphenyldisilane. This chemical's molecular formula is C₁₆H₂₂Si₂ and molecular weight is 270.52. What's more, its IUPAC name is [Dimethyl(phenyl)silyl]-dimethyl-phenylsilane. In addition, it must be stored in airtight containers and placed in a dry, cool place. Meanwhile, it should be avoided contact with oxidant. Besides, you should ensure the work place is well-ventilated.

Physical properties about Disilane, 1, 1, 2, 2-tetramethyl-1, 2-diphenyl- are: (1)ACD/LogP: 6.01; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 6.01; (4)ACD/LogD (pH 7.4): 6.01; (5)ACD/BCF (pH 5.5): 21582.24; (6)ACD/BCF (pH 7.4): 21582.24; (7)ACD/KOC (pH 5.5): 44048.63; (8)ACD/KOC (pH 7.4): 44048.63; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 0 Å²; (13)Index of Refraction: 1.521; (14)Molar Refractivity: 87.49 cm³; (15)Molar Volume: 287.1 cm³; (16)Surface Tension: 27.5 dyne/cm; (17)Density: 0.94 g/cm³; (18)Flash Point: 119.1 °C; (19)Enthalpy of Vaporization: 51.91 kJ/mol; (20)Boiling Point: 300.7 °C at 760 mmHg; (21)Vapour Pressure: 0.00197 mmHg at 25 °C.

Preparation: this chemical is prepared by Chloro-dimethyl-phenyl-silane. This reaction needs reagents Graphite and K. Meanwhile, it needs solvent Tetrahydrofuran The reaction time is 5 minutes with reaction temperature of 0 °C. The yield is about 95 %.

Uses of Disilane, 1, 1, 2, 2-tetramethyl-1, 2-diphenyl-: it is used to produce other chemicals. For example, it is used to produce Phenyl-heptamethyltrisilan by heating. The reaction needs reagent Li and solvent Tetrahydrofuran. The yield is about 73 %.

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. In addition, this chemical may cause inflammation to the skin or other mucous membranes. During using it, wear suitable 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: c1ccccc1[Si]([Si](c2ccccc2)(C)C)(C)C
(2) InChI: InChI=1/C16H22Si2/c1-17(2,15-11-7-5-8-12-15)18(3,4)16-13-9-6-10-14-16/h5-14H,1-4H3
(3) InChIKey: IIOOIYHUTINYQO-UHFFFAOYAM