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6-Hydroxy-2-naphthoic acid

Also known as: 2-Naphthol-6-carboxylic acid, 6-Hydroxy-2-naphthalenecarboxylic acid, 6-Hydroxynaphthalene-2-carboxylic acid, 2-Naphthalenecarboxylic acid, 6-hydroxy-, 6-Hydroxy-2-naphtoic acid, NSC 148862, NSC 689433

6-Hydroxy-2-naphthoic acid (CAS 16712-64-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H8O3 and a molecular weight of 188.179 g/mol. Key properties include a melting point of 240-250 °C(lit.), a boiling point of 407.0±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 214.1±18.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16712-64-4
Jingsj CID
J-1993931-2
Molecular Formula
C11H8O3
Molecular Weight
188.179 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point240-250 °C(lit.)
Boiling Point407.0±20.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point214.1±18.3 °C
Exact Mass188.047348
PSA57.53000
LogP2.39
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.716

Customs & Trade Information

HS Code2918290000
SummaryHS: 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 6-Hydroxy-2-naphthoic acid?

The CAS number of 6-Hydroxy-2-naphthoic acid is 16712-64-4.

What are the molecular formula and molecular weight of 6-Hydroxy-2-naphthoic acid?

6-Hydroxy-2-naphthoic acid has molecular formula C11H8O3 and molecular weight 188.179 g/mol.

What are the upstream and downstream products of 6-Hydroxy-2-naphthoic acid?

For 6-Hydroxy-2-naphthoic acid, Upstream Products: 6-Bromo-2-naphthol, 2-Ethylhexanol, 2-Naphthol; Downstream Products: 2-Naphthol, 5,6,7,8-Tetrahydro-2-naphthalenecarboxylic acid, 6-(Hydroxymethyl)-2-naphthol.

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

Last updated:

How to cite: Jingsj. "6-Hydroxy-2-naphthoic acid (CAS 16712-64-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993931-2 (accessed 2026-11-09).

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