1,2-Bis(dimethylsilyl)benzene

1,2-二(二甲硅基)苯

Also known as: 1,2-Bis(dimethylsilyl)benzene, 1,2-Bis(dimethylsily)benzene, 1,2-Phenylenebis(dimethylsilane), o-Phenylenebis(dimethylsilane), Si,Si,Si',Si'-tetramethyl-Si,Si'-o-phenylene-bis-silane, Benzene, 1,2-bis(dimethylsilyl)-, [2-(dimethyl-λ3-silanyl)phenyl]-dimethylsilicon, MFCD00142462, 17985-72-7

1,2-Bis(dimethylsilyl)benzene (CAS 17985-72-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H18Si2 and a molecular weight of 194.421 g/mol. It is also known as 1,2-Bis(dimethylsily)benzene, 1,2-Phenylenebis(dimethylsilane) and o-Phenylenebis(dimethylsilane). Key properties include a melting point of <25ºC, a boiling point of 220.0±13.0 °C at 760 mmHg, a density of 0.898 g/mL at 25 °C(lit.) and a flash point of 81.7±13.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17985-72-7
Jingsj CID
J-18451-9
Molecular Formula
C10H18Si2
Chinese Name
1,2-二(二甲硅基)苯
Molecular Weight
194.421 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point<25ºC
Boiling Point220.0±13.0 °C at 760 mmHg
Density0.898 g/mL at 25 °C(lit.)
Flash Point81.7±13.1 °C

Frequently Asked Questions

What is the CAS number of 1,2-Bis(dimethylsilyl)benzene?

The CAS number of 1,2-Bis(dimethylsilyl)benzene is 17985-72-7.

What are the molecular formula and molecular weight of 1,2-Bis(dimethylsilyl)benzene?

1,2-Bis(dimethylsilyl)benzene has molecular formula C10H18Si2 and molecular weight 194.421 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2-Bis(dimethylsilyl)benzene (CAS 17985-72-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18451-9 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.