1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene

Also known as: Danishefsky's diene, trans-1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene, 4-Methoxy-2-(trimethylsiloxy)-1,3-butadiene, [(3-Methoxy-1-methylene-2-propenyl)oxy]trimethylsilane, Silane, [(3-methoxy-1-methylene-2-propenyl)oxy]trimethyl-

1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene (CAS 59414-23-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H16O2Si and a molecular weight of 172.297 g/mol. Key properties include a boiling point of 181.7±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 45.0±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 59414-23-2
Jingsj CID: J-22287-7
Molecular Formula: C₈H₁₆O₂Si
Molecular Weight: 172.297 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	181.7±0.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	45.0±0.0 °C
Exact Mass	172.091949
PSA	18.46000
LogP	1.98
Vapor Pressure	1.1±0.3 mmHg at 25°C
Refractive Index	1.429
Storage Conditions	2-8℃

Frequently Asked Questions

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

The CAS number of 1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene is 59414-23-2.

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

1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene has molecular formula C8H16O2Si and molecular weight 172.297 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene (CAS 59414-23-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22287-7 (accessed 2026-11-09).

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