2,2-dichloro-1-phenylbutan-1-one

2,2-二氯苯丁酮

Also known as: 2,2-Dichlorobutyrophenone, 1-Butanone, 2,2-dichloro-1-phenyl-, 1-Butanone, 2,2-dichloro-1-phenyl- (9CI), 2,2-Dichlorobutyrophenone for synthesis, 2,2-dichloro-1-phenyl-1-butanone, 2,2-dichloro-1-phenylbutanone, alpha,alpha-dichlorobutyrophenone, 1,1-Dichloropropyl phenyl ketone

2,2-dichloro-1-phenylbutan-1-one (CAS 66255-85-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H10Cl2O and a molecular weight of 217.09200 g/mol. It is also known as 2,2-Dichlorobutyrophenone, 1-Butanone, 2,2-dichloro-1-phenyl- and 1-Butanone, 2,2-dichloro-1-phenyl- (9CI). Key properties include a boiling point of 278.994ºC at 760 mmHg, a density of 1.228g/cm3 and a flash point of 116.07ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66255-85-4
Jingsj CID
J-908138-9
Molecular Formula
C10H10Cl2O
Chinese Name
2,2-二氯苯丁酮
Molecular Weight
217.09200 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point278.994ºC at 760 mmHg
Density1.228g/cm3
Flash Point116.07ºC

Frequently Asked Questions

What is the CAS number of 2,2-dichloro-1-phenylbutan-1-one?

The CAS number of 2,2-dichloro-1-phenylbutan-1-one is 66255-85-4.

What are the molecular formula and molecular weight of 2,2-dichloro-1-phenylbutan-1-one?

2,2-dichloro-1-phenylbutan-1-one has molecular formula C10H10Cl2O and molecular weight 217.09200 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2-dichloro-1-phenylbutan-1-one (CAS 66255-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-908138-9 (accessed 2026-10-24).

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