2,4-Dinitrofluorobenzene
Also known as: 1-Fluoro-2,4-dinitrobenzene, DNFB, FDNB, Sanger's Reagent, 2,4-DNBF, 4-Fluoro-1,3-dinitrobenzene, 2,4-Dinitro-1-fluorobenzene, NSC 33519
2,4-Dinitrofluorobenzene (CAS 70-34-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3FN2O4 and a molecular weight of 186.097 g/mol. Key properties include a melting point of 25-27 °C(lit.), a boiling point of 296.0±20.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 132.8±21.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 70-34-8
- Jingsj CID
- J-920681-9
- Molecular Formula
- C6H3FN2O4
- Molecular Weight
- 186.097 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 25-27 °C(lit.) |
|---|---|
| Boiling Point | 296.0±20.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 132.8±21.8 °C |
| Exact Mass | 186.007690 |
| PSA | 91.64000 |
| LogP | 1.16 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.585 |
| Additional Property | 400 mg/L (25 ºC) |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
- H373 — May cause damage to organs through prolonged exposure
Customs & Trade Information
| HS Code | 2904909090 |
|---|---|
| Summary | HS: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 2,4-Dinitrofluorobenzene?
The CAS number of 2,4-Dinitrofluorobenzene is 70-34-8.
What are the molecular formula and molecular weight of 2,4-Dinitrofluorobenzene?
2,4-Dinitrofluorobenzene has molecular formula C6H3FN2O4 and molecular weight 186.097 g/mol.
Is 2,4-Dinitrofluorobenzene hazardous?
2,4-Dinitrofluorobenzene has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.
What are the upstream and downstream products of 2,4-Dinitrofluorobenzene?
For 2,4-Dinitrofluorobenzene, Upstream Products: Fluorobenzene, 4-Fluorobenzeneboronic acid, 2,4-Dinitro-1-(trifluoromethoxy)benzene; Downstream Products: 4-[(2,4-Dinitrophenyl)amino]butanoic acid, 4-Fluoro-3-nitroaniline, 2-Fluoro-5-nitroaniline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,4-Dinitrofluorobenzene (CAS 70-34-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-920681-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.