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1,4-Bis(trimethylsilyl)benzene

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Name

1,4-Bis(trimethylsilyl)benzene

EINECS 219-638-8
CAS No. 13183-70-5 Density 0.857 g/cm3
PSA 0.00000 LogP 2.77700
Solubility N/A Melting Point 92-96 °C
Formula C12H22Si2 Boiling Point 219.288 °C at 760 mmHg
Molecular Weight 222.478 Flash Point 68.55 °C
Transport Information N/A Appearance white crystalline powder and chunks
Safety 26-36-24/25 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 13183-70-5 (1,4-Bis(trimethylsilyl)benzene) Hazard Symbols IrritantXi
Synonyms

Silane,1,4-phenylenebis[trimethyl- (9CI);Silane, p-phenylenebis[trimethyl-(6CI,7CI,8CI);1,4-Bis(trimethylsilyl)benzene;1,4-Phenylenebis(trimethylsilane);p-Bis(trimethylsilyl)benzene;

Article Data 17

1,4-Bis(trimethylsilyl)benzene Chemical Properties

Molecular Structure:

Molecular Formula: C12H22Si2
Molecular Weight: 222.4741
IUPAC Name: Trimethyl-(4-trimethylsilylphenyl)silane
Synonyms of 1,4-Bis(trimethylsilyl)benzene (CAS NO.13183-70-5): p-Phenylenebis(trimethylsilane) ; Silane, p-phenylenebis(trimethyl-
CAS NO: 13183-70-5
Product Categories: Industrial/Fine Chemicals
Melting point: 91-94 °C 
Index of Refraction: 1.467
Molar Refractivity: 72.03 cm3
Molar Volume: 259.5 cm3
Surface Tension: 22 dyne/cm
Density: 0.85 g/cm3
Flash Point: 68.6 °C
Enthalpy of Vaporization: 43.71 kJ/mol
Boiling Point: 219.3 °C at 760 mmHg
Vapour Pressure of 1,4-Bis(trimethylsilyl)benzene (CAS NO.13183-70-5): 0.178 mmHg at 25°C

1,4-Bis(trimethylsilyl)benzene Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 180mg/kg (180mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02576,

1,4-Bis(trimethylsilyl)benzene Safety Profile

Hazard Codes of 1,4-Bis(trimethylsilyl)benzene (CAS NO.13183-70-5): IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-24/25 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing. 
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3
RTECS: VV4850000
F: 10-21
TSCA: No

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