[tert-butyl(dimethyl)silyl] 2-chloroacetate

叔丁基二甲基硅基氯乙酸酯

Also known as: tert-butyldimethylsilyl chloroacetate, t-butyldimethylsilyl chloroacetate, acetic acid, 2-chloro-, (1,1-dimethylethyl)dimethylsilyl ester

[tert-butyl(dimethyl)silyl] 2-chloroacetate (CAS 480439-47-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H17ClO2Si and a molecular weight of 208.75800 g/mol. It is also known as tert-butyldimethylsilyl chloroacetate, t-butyldimethylsilyl chloroacetate and acetic acid, 2-chloro-, (1,1-dimethylethyl)dimethylsilyl ester. Key properties include a boiling point of 48-49ºC0.2 mm Hg(lit.), a density of 1.001 g/mL at 25ºC(lit.) and a flash point of 154 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
480439-47-2
Jingsj CID
J-10990-9
Molecular Formula
C8H17ClO2Si
Chinese Name
叔丁基二甲基硅基氯乙酸酯
Molecular Weight
208.75800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point48-49ºC0.2 mm Hg(lit.)
Density1.001 g/mL at 25ºC(lit.)
Flash Point154 °F

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of [tert-butyl(dimethyl)silyl] 2-chloroacetate?

The CAS number of [tert-butyl(dimethyl)silyl] 2-chloroacetate is 480439-47-2.

What are the molecular formula and molecular weight of [tert-butyl(dimethyl)silyl] 2-chloroacetate?

[tert-butyl(dimethyl)silyl] 2-chloroacetate has molecular formula C8H17ClO2Si and molecular weight 208.75800 g/mol.

Is [tert-butyl(dimethyl)silyl] 2-chloroacetate hazardous?

[tert-butyl(dimethyl)silyl] 2-chloroacetate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "[tert-butyl(dimethyl)silyl] 2-chloroacetate (CAS 480439-47-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10990-9 (accessed 2026-10-24).

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