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1,5-Difluoro-2,4-dinitrobenzene

Also known as: 1,3-Difluoro-4,6-dinitrobenzene, 2,4-Difluoro-1,5-dinitrobenzene, 4,6-Difluoro-1,3-dinitrobenzene, DFDNB, FFDNB, 1,5-Difluor-2,4-dinitro-benzol, 4,6-Dinitro-1,3-difluorobenzene, Benzene, 1,5-difluoro-2,4-dinitro-

1,5-Difluoro-2,4-dinitrobenzene (CAS 327-92-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H2F2N2O4 and a molecular weight of 204.088 g/mol. Key properties include a melting point of 72-74 °C(lit.), a boiling point of 306.8±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 139.4±26.5 °C. It is classified under GHS with signal word Danger and hazard statements H300, H311 — Toxic in contact with skin and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
327-92-4
Jingsj CID
J-46356-9
Molecular Formula
C6H2F2N2O4
Molecular Weight
204.088 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point72-74 °C(lit.)
Boiling Point306.8±37.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point139.4±26.5 °C
Exact Mass203.998260
PSA91.64000
LogP0.74
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.561
Additional Propertyinsoluble

GHS Safety & Compliance

Acute Toxicity / Health HazardSignal word: Danger
  • H300
  • H311 — Toxic in contact with skin
  • H331 — Toxic if inhaled
  • H373 — May cause damage to organs through prolonged exposure

Customs & Trade Information

HS Code2904909090
SummaryHS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,5-Difluoro-2,4-dinitrobenzene?

The CAS number of 1,5-Difluoro-2,4-dinitrobenzene is 327-92-4.

What are the molecular formula and molecular weight of 1,5-Difluoro-2,4-dinitrobenzene?

1,5-Difluoro-2,4-dinitrobenzene has molecular formula C6H2F2N2O4 and molecular weight 204.088 g/mol.

Is 1,5-Difluoro-2,4-dinitrobenzene hazardous?

1,5-Difluoro-2,4-dinitrobenzene has GHS signal word Danger and hazard statements H300; H311 — Toxic in contact with skin; H331 — Toxic if inhaled.

What are the upstream and downstream products of 1,5-Difluoro-2,4-dinitrobenzene?

For 1,5-Difluoro-2,4-dinitrobenzene, Upstream Products: 1,3-Difluorobenzene, 1,3-Dichloro-4,6-dinitrobenzene, 2,4-Difluoronitrobenzene; Downstream Products: 2,4-Dinitro-5-fluoroaniline, 4,6-Dinitrobenzene-1,3-diamine, 4,6-Dinitroresorcinol.

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

Last updated:

How to cite: Jingsj. "1,5-Difluoro-2,4-dinitrobenzene (CAS 327-92-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46356-9 (accessed 2026-11-09).

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