1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene

1,1-双(三甲基甲硅烷基氧基)-3-甲基-1,3-丁二烯

Also known as: trimethyl-(3-methyl-1-trimethylsilyloxybuta-1,3-dienoxy)silane, 3,5-Dioxa-2,6-disilaheptane, 2,2,6,6-tetramethyl-4-(2-methyl-2-propen-1-ylidene)-

1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene (CAS 87121-05-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H24O2Si2 and a molecular weight of 244.47800 g/mol. It is also known as trimethyl-(3-methyl-1-trimethylsilyloxybuta-1,3-dienoxy)silane and 3,5-Dioxa-2,6-disilaheptane, 2,2,6,6-tetramethyl-4-(2-methyl-2-propen-1-ylidene)-. Key property: a boiling point of 92-96ºC (13 mmHg). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
87121-05-9
Jingsj CID
J-1109767-1
Molecular Formula
C11H24O2Si2
Chinese Name
1,1-双(三甲基甲硅烷基氧基)-3-甲基-1,3-丁二烯
Molecular Weight
244.47800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point92-96ºC (13 mmHg)

Frequently Asked Questions

What is the CAS number of 1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene?

The CAS number of 1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene is 87121-05-9.

What are the molecular formula and molecular weight of 1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene?

1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene has molecular formula C11H24O2Si2 and molecular weight 244.47800 g/mol.

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

Last updated:

How to cite: Jingsj. "1,1-Bis(trimethylsilyloxy)-3-methyl-1,3-butadiene (CAS 87121-05-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109767-1 (accessed 2026-10-24).

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