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1,1-difluoropentane-2,4-dione

Also known as: 1,1-difluoroacetylacetone, 1,1-difluoro-2,4-pentanedione, 1,1-difluoropentane-2,4-dione, 2,4-pentanedione, 1,1-difluoro-

1,1-difluoropentane-2,4-dione (CAS 41739-23-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H6F2O2 and a molecular weight of 136.09700 g/mol. Key properties include a boiling point of 132ºC, a density of 1.167g/cm3 and a flash point of 53.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41739-23-5
Jingsj CID
J-1307888-1
Molecular Formula
C5H6F2O2
Molecular Weight
136.09700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point132ºC
Density1.167g/cm3
Flash Point53.1ºC
Exact Mass136.03400
PSA34.14000
LogP0.79970
Refractive Index1.357

Customs & Trade Information

HS Code2914700090
SummaryHS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,1-difluoropentane-2,4-dione?

The CAS number of 1,1-difluoropentane-2,4-dione is 41739-23-5.

What are the molecular formula and molecular weight of 1,1-difluoropentane-2,4-dione?

1,1-difluoropentane-2,4-dione has molecular formula C5H6F2O2 and molecular weight 136.09700 g/mol.

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

Last updated:

How to cite: Jingsj. "1,1-difluoropentane-2,4-dione (CAS 41739-23-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307888-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.