4,5-Difluorophthalonitrile
4,5-二氟酞腈
Also known as: 1,2-Benzenedicarbonitrile, 4,5-difluoro-, 1,2-Dicyano-4,5-difluorobenzene, 4,5-Difluoro-1,2-benzenedicarbonitrile, 4,5-Difluorophthlonitrile, 4,5-difluorobenzene-1,2-dicarbonitrile, SKL310, DKFELEX0306
4,5-Difluorophthalonitrile (CAS 134450-56-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H2F2N2 and a molecular weight of 164.112 g/mol. It is also known as 1,2-Benzenedicarbonitrile, 4,5-difluoro-, 1,2-Dicyano-4,5-difluorobenzene and 4,5-Difluoro-1,2-benzenedicarbonitrile. Key properties include a melting point of 112.0-116.0°C, a boiling point of 305.3±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 138.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 134450-56-9
- Jingsj CID
- J-1124548-5
- Molecular Formula
- C8H2F2N2
- Chinese Name
- 4,5-二氟酞腈
- Molecular Weight
- 164.112 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 112.0-116.0°C |
|---|---|
| Boiling Point | 305.3±42.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 138.4±27.9 °C |
Frequently Asked Questions
What is the CAS number of 4,5-Difluorophthalonitrile?
The CAS number of 4,5-Difluorophthalonitrile is 134450-56-9.
What are the molecular formula and molecular weight of 4,5-Difluorophthalonitrile?
4,5-Difluorophthalonitrile has molecular formula C8H2F2N2 and molecular weight 164.112 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4,5-Difluorophthalonitrile (CAS 134450-56-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1124548-5 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.