3-Hydroxy-4-methyl-2-nitrobenzoic acid

Also known as: 2-Nitro-3-hydroxy-4-methylbenzoic acid, 3-Hydroxy-4-methyl-2-nitro-benzoic acid, 3-Hydroxy-2-nitro-p-toluic acid, Benzoic acid, 3-hydroxy-4-methyl-2-nitro-, NSC 53198, EINECS 230-105-9, MFCD00007106

3-Hydroxy-4-methyl-2-nitrobenzoic acid (CAS 6946-15-2) 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 197.14500 g/mol. Key properties include a melting point of 185-187ºC(lit.), a boiling point of 379.7ºC at 760 mmHg, a density of 1.534g/cm3 and a flash point of 171.1ºC. 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.: 6946-15-2
Jingsj CID: J-35699-0
Molecular Formula: C₈H₇NO₅
Molecular Weight: 197.14500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	185-187ºC(lit.)
Boiling Point	379.7ºC at 760 mmHg
Density	1.534g/cm3
Flash Point	171.1ºC
Exact Mass	197.03200
PSA	103.35000
LogP	1.83020
Refractive Index	1.642

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2918290000
Summary	HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Hydroxy-4-methyl-2-nitrobenzoic acid?

The CAS number of 3-Hydroxy-4-methyl-2-nitrobenzoic acid is 6946-15-2.

What are the molecular formula and molecular weight of 3-Hydroxy-4-methyl-2-nitrobenzoic acid?

3-Hydroxy-4-methyl-2-nitrobenzoic acid has molecular formula C8H7NO5 and molecular weight 197.14500 g/mol.

Is 3-Hydroxy-4-methyl-2-nitrobenzoic acid hazardous?

3-Hydroxy-4-methyl-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-Hydroxy-4-methyl-2-nitrobenzoic acid?

For 3-Hydroxy-4-methyl-2-nitrobenzoic acid, Upstream Products: 3-Acetamido-4-methyl-2-nitrobenzoic acid, 3-Methoxy-4-methyl-2-nitrobenzoic acid, 3-Hydroxy-4-methylbenzonitrile; Downstream Products: Methyl 3-methoxy-4-methyl-2-nitrobenzoate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Hydroxy-4-methyl-2-nitrobenzoic acid (CAS 6946-15-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35699-0 (accessed 2026-11-09).

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