Name: TRIS(TRIMETHYLSILOXY)CHLOROSILANE
SKU: 17905-99-6

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Basic Information

Molecular Structure:
CAS No.:	17905-99-6
Name:	TRIS(TRIMETHYLSILOXY)CHLOROSILANE
Article Data:	4

Formula:	C₉H₂₇ClO₃Si₄
Molecular Weight:	331.107
Synonyms:	Trisiloxane,3-chloro-1,1,1,5,5,5-hexamethyl-3-(trimethylsiloxy)- (7CI,8CI);Chlorotris(trimethylsiloxy)silane;Tris(trimethylsiloxy)chlorosilane;Tris(trimethylsiloxy)silyl chloride;
EINECS:	-0
Density:	0.944 g/cm³
Melting Point:	<0°C
Boiling Point:	240.9 °C at 760 mmHg
Flash Point:	83.8 °C
Hazard Symbols:	R34:Causes burns.;
Risk Codes:	34
Safety:	26-36/37/39
Transport Information:	UN 2987
PSA:	27.69000
LogP:	4.21530

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Specification

The Trisiloxane,3-chloro-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]-, with the CAS registry number 17905-99-6, has the systematic name 3-chloro-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]trisiloxane. It is a kind of moisture sensitive chemical, and the molecular formula of the chemical is C₉H₂₇ClO₃Si₄.

The characteristics of Trisiloxane,3-chloro-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]- are as followings: (1)ACD/LogP: 7.53; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7.53; (4)ACD/LogD (pH 7.4): 7.53; (5)ACD/BCF (pH 5.5): 311657.19; (6)ACD/BCF (pH 7.4): 311657.19; (7)ACD/KOC (pH 5.5): 297815.97; (8)ACD/KOC (pH 7.4): 297815.97; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 6; (12)Polar Surface Area: 27.69 Å²; (13)Index of Refraction: 1.419; (14)Molar Refractivity: 88.69 cm³; (15)Molar Volume: 350.5 cm³; (16)Polarizability: 35.16×10^-24cm³; (17)Surface Tension: 18.2 dyne/cm; (18)Density: 0.944 g/cm³; (19)Flash Point: 83.8 °C; (20)Enthalpy of Vaporization: 45.85 kJ/mol; (21)Boiling Point: 240.9 °C at 760 mmHg; (22)Vapour Pressure: 0.0572 mmHg at 25°C.

You should be cautious while dealing with this chemical. It may cause burns. Therefore, you had better take the following instructions: Wear suitable protective clothing, 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: Cl[Si](O[Si](C)(C)C)(O[Si](C)(C)C)O[Si](C)(C)C
(2)InChI: InChI=1/C9H27ClO3Si4/c1-14(2,3)11-17(10,12-15(4,5)6)13-16(7,8)9/h1-9H3
(3)InChIKey: BBCITGBFGUITMR-UHFFFAOYAO