4-Bromo-2-nitrobenzoic acid
Also known as: 2-nitro-4-bromobenzoic acid, Benzoic acid, 4-bromo-2-nitro-, 5-Bromo-2-carboxynitrobenzene
4-Bromo-2-nitrobenzoic acid (CAS 99277-71-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4BrNO4 and a molecular weight of 246.01 g/mol. Key properties include a melting point of 165-169 °C, a boiling point of 368.6±32.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 176.7±25.1 °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.
- 99277-71-1
- Jingsj CID
- J-17095-6
- Molecular Formula
- C7H4BrNO4
- Molecular Weight
- 246.01 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 165-169 °C |
|---|---|
| Boiling Point | 368.6±32.0 °C at 760 mmHg |
| Density | 1.9±0.1 g/cm3 |
| Flash Point | 176.7±25.1 °C |
| Exact Mass | 244.932358 |
| PSA | 83.12000 |
| LogP | 2.33 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.650 |
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
- H400 — Very toxic to aquatic life
Customs & Trade Information
| HS Code | 2916399090 |
|---|---|
| Summary | 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-Bromo-2-nitrobenzoic acid?
The CAS number of 4-Bromo-2-nitrobenzoic acid is 99277-71-1.
What are the molecular formula and molecular weight of 4-Bromo-2-nitrobenzoic acid?
4-Bromo-2-nitrobenzoic acid has molecular formula C7H4BrNO4 and molecular weight 246.01 g/mol.
Is 4-Bromo-2-nitrobenzoic acid hazardous?
4-Bromo-2-nitrobenzoic acid 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 4-Bromo-2-nitrobenzoic acid?
For 4-Bromo-2-nitrobenzoic acid, Upstream Products: 4-Amino-2-nitrobenzoic acid, 4-Bromo-2-nitrobenzaldehyde, 4-Bromotoluene; Downstream Products: 2,5-Dibromonitrobenzene, 2-Nitrobenzoic acid, 2-Amino-4-bromobenzoic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Bromo-2-nitrobenzoic acid (CAS 99277-71-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17095-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.