2,2-Difluoro-1,3-benzodioxole

2,2-二氟-1,3-苯并二恶茂

Also known as: 1,2-(Difluoromethylenedioxy)benzene, 1,2-[(Difluoromethylene)dioxy]benzene, 1,3-Benzodioxole, 2,2-difluoro-, 2,2-DIFLUORO-1,3-BENZODIOXOLE, 2,2-DIFLUORO-BENZO[1,3]DIOXOLE, 2,2-DIFLUOROBENZODIOXOLE, 2,2-Difluoro-1,3-benzodioxole 98%, 2,2-Difluorobenzo[d][1,3]dioxole, 2,2-Difluorobenzodioxole, 2,2-difluoro-1,3-benzodioxol, 2,2-difluoro-benzo[1,3]dioxole, 2,2-difluoro-benzodioxole, 2,2-difluorobenzo[1,3]dioxol, EINECS 216-431-4, LABOTEST-BB LT01148491, MFCD00236217, difluoromethylenedioxybenzene

2,2-Difluoro-1,3-benzodioxole (CAS 1583-59-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4F2O2 and a molecular weight of 158.102 g/mol. It is also known as 1,2-(Difluoromethylenedioxy)benzene, 1,2-[(Difluoromethylene)dioxy]benzene and 1,3-Benzodioxole, 2,2-difluoro-. Key properties include a boiling point of 125.1±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 35.1±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1583-59-1
Jingsj CID
J-20219-4
Molecular Formula
C7H4F2O2
Chinese Name
2,2-二氟-1,3-苯并二恶茂
Molecular Weight
158.102 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point125.1±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point35.1±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,2-Difluoro-1,3-benzodioxole?

The CAS number of 2,2-Difluoro-1,3-benzodioxole is 1583-59-1.

What are the molecular formula and molecular weight of 2,2-Difluoro-1,3-benzodioxole?

2,2-Difluoro-1,3-benzodioxole has molecular formula C7H4F2O2 and molecular weight 158.102 g/mol.

Is 2,2-Difluoro-1,3-benzodioxole hazardous?

2,2-Difluoro-1,3-benzodioxole 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. "2,2-Difluoro-1,3-benzodioxole (CAS 1583-59-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20219-4 (accessed 2026-10-23).

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