(tert-Butyldimethylsilyloxy)acetaldehyde

叔丁基二甲基硅氧烷基乙醛

Also known as: 2-(tert-butyldimethylsiloxy)acetaldehyde, 2-(tert-butyldimethylsilyloxy)acetaldehyde, t-butyldimethylsiloxyacetaldehyde, (tert-butyl-dimethyl-silanyloxy)-acetaldehyde, Acetaldehyde,2-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, MFCD01321229, 2-[tert-butyl(dimethyl)silyl]oxyacetaldehyde, {[Dimethyl(2-methyl-2-propanyl)silyl]oxy}acetaldehyde

(tert-Butyldimethylsilyloxy)acetaldehyde (CAS 102191-92-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H18O2Si and a molecular weight of 174.313 g/mol. It is also known as 2-(tert-butyldimethylsiloxy)acetaldehyde, 2-(tert-butyldimethylsilyloxy)acetaldehyde and t-butyldimethylsiloxyacetaldehyde. Key properties include a melting point of 165-167ºC, a boiling point of 161.0±23.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 42.7±18.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
102191-92-4
Jingsj CID
J-29160-8
Molecular Formula
C8H18O2Si
Chinese Name
叔丁基二甲基硅氧烷基乙醛
Molecular Weight
174.313 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-167ºC
Boiling Point161.0±23.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point42.7±18.2 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of (tert-Butyldimethylsilyloxy)acetaldehyde?

The CAS number of (tert-Butyldimethylsilyloxy)acetaldehyde is 102191-92-4.

What are the molecular formula and molecular weight of (tert-Butyldimethylsilyloxy)acetaldehyde?

(tert-Butyldimethylsilyloxy)acetaldehyde has molecular formula C8H18O2Si and molecular weight 174.313 g/mol.

Is (tert-Butyldimethylsilyloxy)acetaldehyde hazardous?

(tert-Butyldimethylsilyloxy)acetaldehyde has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "(tert-Butyldimethylsilyloxy)acetaldehyde (CAS 102191-92-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29160-8 (accessed 2026-10-22).

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