Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]-

[1-[[(1,1-二甲基乙基)二甲基硅基]氧基]-5-(三甲基硅基)-2,4-戊二炔-1-基]苯

Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]- (CAS 1257555-15-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H30OSi2 and a molecular weight of 342.6 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1257555-15-9
Jingsj CID
J-381166-5
Molecular Formula
C20H30OSi2
Chinese Name
[1-[[(1,1-二甲基乙基)二甲基硅基]氧基]-5-(三甲基硅基)-2,4-戊二炔-1-基]苯
Molecular Weight
342.6 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]-?

The CAS number of Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]- is 1257555-15-9.

What are the molecular formula and molecular weight of Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]-?

Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]- has molecular formula C20H30OSi2 and molecular weight 342.6 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzene, [1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-(trimethylsilyl)-2,4-pentadiyn-1-yl]- (CAS 1257555-15-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-381166-5 (accessed 2026-10-25).

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