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3-Methoxy-2-nitrobenzoic acid

Also known as: 2-Nitro-3-methoxybenzoic acid, 2-Nitro-m-anisic acid, Benzoic acid, 3-methoxy-2-nitro-, RARECHEM AL BE 0677, MFCD00007143, EINECS 225-549-5

3-Methoxy-2-nitrobenzoic acid (CAS 4920-80-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7NO5 and a molecular weight of 197.145 g/mol. Key properties include a melting point of 253-257 °C(lit.), a boiling point of 388.2±27.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 188.6±23.7 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4920-80-3
Jingsj CID
J-29958-1
Molecular Formula
C8H7NO5
Molecular Weight
197.145 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point253-257 °C(lit.)
Boiling Point388.2±27.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point188.6±23.7 °C
Exact Mass197.032425
PSA92.35000
LogP1.55
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.588

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Methoxy-2-nitrobenzoic acid?

The CAS number of 3-Methoxy-2-nitrobenzoic acid is 4920-80-3.

What are the molecular formula and molecular weight of 3-Methoxy-2-nitrobenzoic acid?

3-Methoxy-2-nitrobenzoic acid has molecular formula C8H7NO5 and molecular weight 197.145 g/mol.

Is 3-Methoxy-2-nitrobenzoic acid hazardous?

3-Methoxy-2-nitrobenzoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 3-Methoxy-2-nitrobenzoic acid?

For 3-Methoxy-2-nitrobenzoic acid, Upstream Products: 3-Methyl-2-nitroanisole, 3-Methyl-2-nitrophenol, m-Cresol; Downstream Products: 3-Methoxybenzene-1,2-diamine, 2-Amino-3-methoxybenzoic acid, 1-(2-Amino-3-methoxyphenyl)ethanone.

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-Methoxy-2-nitrobenzoic acid (CAS 4920-80-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29958-1 (accessed 2026-11-09).

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