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1,4-Bis(dimethylchlorosilyl)benzene

Also known as: 1,4-Phenylenebis(chlorodimethylsilane), 1,4-bis(chlorodimethylsilyl)benzene, 1,4-ClMe2SiC6H4SiMe2Cl, ClMe2Si-C6H4-SiMe2Cl, chloro-[4-[chloro(dimethyl)silyl]phenyl]-dimethylsilane, Si,Si'-dichloro-Si,Si,Si',Si'-tetramethyl-Si,Si'-p-phenylene-bis-silane, EINECS 214-086-4, MFCD00039299

1,4-Bis(dimethylchlorosilyl)benzene (CAS 1078-97-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H16Cl2Si2 and a molecular weight of 263.31100 g/mol. Key properties include a melting point of 130-133ºC(lit.), a boiling point of 278.2ºC at 760mmHg, a density of 1.05g/cm3 and a flash point of 121ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1078-97-3
Jingsj CID
J-1361-6
Molecular Formula
C10H16Cl2Si2
Molecular Weight
263.31100 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point130-133ºC(lit.)
Boiling Point278.2ºC at 760mmHg
Density1.05g/cm3
Flash Point121ºC
Exact Mass262.01700
LogP2.98840
Vapor Pressure0.00731mmHg at 25°C
Refractive Index1.491

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2931900090
Summary2931900090. 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%

Frequently Asked Questions

What is the CAS number of 1,4-Bis(dimethylchlorosilyl)benzene?

The CAS number of 1,4-Bis(dimethylchlorosilyl)benzene is 1078-97-3.

What are the molecular formula and molecular weight of 1,4-Bis(dimethylchlorosilyl)benzene?

1,4-Bis(dimethylchlorosilyl)benzene has molecular formula C10H16Cl2Si2 and molecular weight 263.31100 g/mol.

Is 1,4-Bis(dimethylchlorosilyl)benzene hazardous?

1,4-Bis(dimethylchlorosilyl)benzene has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,4-Bis(dimethylchlorosilyl)benzene (CAS 1078-97-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1361-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.