1,4-Phenylenebis(trimethylsilane)

Modify Date: 2025-08-25 14:35:36

1,4-Phenylenebis(trimethylsilane) Structure
1,4-Phenylenebis(trimethylsilane) structure
 Common Name 1,4-Phenylenebis(trimethylsilane)
CAS Number 13183-70-5 Molecular Weight 222.474
Density 0.9±0.1 g/cm3 Boiling Point 219.3±13.0 °C at 760 mmHg
Molecular Formula C12H22Si2 Melting Point 91-94 °C(lit.)
MSDS N/A Flash Point 68.6±12.9 °C

 Names

Name trimethyl-(4-trimethylsilylphenyl)silane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 219.3±13.0 °C at 760 mmHg
Melting Point 91-94 °C(lit.)
Molecular Formula C12H22Si2
Molecular Weight 222.474
Flash Point 68.6±12.9 °C
Exact Mass 222.126007
LogP 7.22
Vapour Pressure 0.2±0.4 mmHg at 25°C
Index of Refraction 1.467

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV4850000
CHEMICAL NAME :
Silane, p-phenylenebis(trimethyl-
CAS REGISTRY NUMBER :
13183-70-5
LAST UPDATED :
197901
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C12-H22-Si2
MOLECULAR WEIGHT :
222.52
WISWESSER LINE NOTATION :
1-SI-1&1&R D-SI-1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02576

 Safety Information

Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36-S24/25
WGK Germany 3
RTECS VV4850000
HS Code 2931900090

 Synthetic Route

 Customs

HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

 Synonyms

hexa-Si-methyl-Si,Si'-p-phenylene-bis-silane
EINECS 219-638-8
1,4-Phenylenebis(trimethylsilane)
MFCD00015592
1,4-bis-trimethylsilanylbenzene
1,4-Bis(trimethylsilyl)benzene
Benzene, 1,4-bis(trimethylsilyl)-
Hexa-Si-methyl-Si,Si'-p-phenylen-bis-silan
Silane, 1,4-phenylenebis[trimethyl-
AMTSi017
Silane, p-phenylenebis[trimethyl-
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