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3-Nitrobenzoic acid

Also known as: m-Nitrobenzoic acid, 3-Nitro-benzoic acid, Benzoic acid,3-nitro, Benzoic acid,m-nitro, Metanitrobenzoic acid, NITROBENZOIC(3-) ACID, m-Nitrobenzenecarboxylic acid, 3-NITRODRACYLIC ACID, 3-NITROPHENYL METHANOIC ACID, LABOTEST-BB LT00795102, MFCD00007251, RARECHEM AL BO 0229, EINECS 204-508-5

3-Nitrobenzoic acid (CAS 121-92-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5NO4 and a molecular weight of 167.119 g/mol. Key properties include a melting point of 139-141 °C(lit.), a boiling point of 340.7±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 157.5±11.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121-92-6
Jingsj CID
J-32046-7
Molecular Formula
C7H5NO4
Molecular Weight
167.119 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point139-141 °C(lit.)
Boiling Point340.7±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point157.5±11.6 °C
Exact Mass167.021851
PSA83.12000
LogP1.82
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.615
Additional Property<0.01 g/100 mL at 18 ºC

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H412 — Harmful to aquatic life with long lasting effects

Customs & Trade Information

HS Code2916399090
Summary2916399090 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 3-Nitrobenzoic acid?

The CAS number of 3-Nitrobenzoic acid is 121-92-6.

What are the molecular formula and molecular weight of 3-Nitrobenzoic acid?

3-Nitrobenzoic acid has molecular formula C7H5NO4 and molecular weight 167.119 g/mol.

Is 3-Nitrobenzoic acid hazardous?

3-Nitrobenzoic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 3-Nitrobenzoic acid?

For 3-Nitrobenzoic acid, Upstream Products: Carbon dioxide, 3-Nitrobenzaldehyde, benzoic acid; Downstream Products: 3-nitrophenyl isocyanate, N-methyl-3-nitrobenzamide, 3-Amino-5-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. "3-Nitrobenzoic acid (CAS 121-92-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32046-7 (accessed 2026-11-09).

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