(3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one

(E)-4-甲氧基-1-三甲基硅氧基-3-丁烯-2-酮

Also known as: (E)-4-METHOXY-1-TRIMETHYLSILANYLOXY-BUT-3-EN-2-ONE, 4-methoxy-1-trimethylsilyloxybut-3-en-2-one, 3-buten-2-one,4-methoxy-1-[(trimethylsilyl)oxy]-, (3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one

(3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one (CAS 80127-63-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H16O3Si and a molecular weight of 188.29600 g/mol. It is also known as (E)-4-METHOXY-1-TRIMETHYLSILANYLOXY-BUT-3-EN-2-ONE, 4-methoxy-1-trimethylsilyloxybut-3-en-2-one and 3-buten-2-one,4-methoxy-1-[(trimethylsilyl)oxy]-. Key properties include a boiling point of 204.6ºC at 760 mmHg, a density of 0.942g/cm3 and a flash point of 64.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80127-63-5
Jingsj CID
J-1496948-1
Molecular Formula
C8H16O3Si
Chinese Name
(E)-4-甲氧基-1-三甲基硅氧基-3-丁烯-2-酮
Molecular Weight
188.29600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point204.6ºC at 760 mmHg
Density0.942g/cm3
Flash Point64.6ºC

Frequently Asked Questions

What is the CAS number of (3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one?

The CAS number of (3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one is 80127-63-5.

What are the molecular formula and molecular weight of (3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one?

(3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one has molecular formula C8H16O3Si and molecular weight 188.29600 g/mol.

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

Last updated:

How to cite: Jingsj. "(3E)-4-methoxy-1-[(trimethylsilyl)oxy]but-3-en-2-one (CAS 80127-63-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1496948-1 (accessed 2026-10-24).

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