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1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE

Also known as: 1,4-Bis(chloromethyldimethylsilyloxy)benzene, 1,4-Bis-(chlormethyl-dimethyl-silyloxy)-benzol, 1,4-bis-(chloromethyl-dimethyl-silanyloxy)-benzene, Benzene, 1,4-bis[[(chloromethyl)dimethylsilyl]oxy]-, Benzene,1,4-bis[[(chloromethyl)dimethylsilyl]oxy], Silane,(p-phenylenedioxy)bis[(chloromethyl)dimethyl- (6CI,8CI), chloromethyl-[4-[chloromethyl(dimethyl)silyl]oxyphenoxy]-dimethylsilane

1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE (CAS 18057-24-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H20Cl2O2Si2 and a molecular weight of 323.36300 g/mol. Key properties include a boiling point of 118-120ºC2 mm Hg(lit.), a density of 1.095 g/mL at 25ºC(lit.) and a flash point of >110.0 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
18057-24-4
Jingsj CID
J-1992557-6
Molecular Formula
C12H20Cl2O2Si2
Molecular Weight
323.36300 g/mol
Category
Aromatic Hydrocarbons
Last updated
11/3/2026
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Physicochemical Properties

Boiling Point118-120ºC2 mm Hg(lit.)
Density1.095 g/mL at 25ºC(lit.)
Flash Point>110.0 °C
Exact Mass322.03800
PSA18.46000
LogP5.24700
Refractive Indexn20/D 1.503(lit.)

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(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE?

The CAS number of 1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE is 18057-24-4.

What are the molecular formula and molecular weight of 1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE?

1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE has molecular formula C12H20Cl2O2Si2 and molecular weight 323.36300 g/mol.

What are the upstream and downstream products of 1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE?

For 1,4-BIS(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE, Upstream Products: (Chloromethyl)(ethoxy)dimethylsilane, Hydroquinone.

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(CHLOROMETHYLDIMETHYLSILYLOXY)BENZENE (CAS 18057-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992557-6 (accessed 2026-11-09).

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