4'-tert-Butylacetophenone

对叔丁基苯乙酮

Also known as: 1-(4-tert-butylphenyl)ethanone, p-tert-Butylacetophenone, 4-tert-Butylacetophenone, 1-[4-(1,1-dimethylethyl)phenyl]ethanone, Ebastine Impurity 2, MFCD00017256, PHENOMUSCOL

4'-tert-Butylacetophenone (CAS 943-27-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H16O and a molecular weight of 176.25 g/mol. It is also known as 1-(4-tert-butylphenyl)ethanone, p-tert-Butylacetophenone and 4-tert-Butylacetophenone. Key properties include a melting point of 17-18 °C (dimorphic)(lit.), a boiling point of 253.1±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 30.0±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
943-27-1
Jingsj CID
J-4198-2
Molecular Formula
C12H16O
Chinese Name
对叔丁基苯乙酮
Molecular Weight
176.25 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point17-18 °C (dimorphic)(lit.)
Boiling Point253.1±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point30.0±0.0 °C

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4'-tert-Butylacetophenone?

The CAS number of 4'-tert-Butylacetophenone is 943-27-1.

What are the molecular formula and molecular weight of 4'-tert-Butylacetophenone?

4'-tert-Butylacetophenone has molecular formula C12H16O and molecular weight 176.25 g/mol.

Is 4'-tert-Butylacetophenone hazardous?

4'-tert-Butylacetophenone 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. "4'-tert-Butylacetophenone (CAS 943-27-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4198-2 (accessed 2026-10-23).

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