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1,3-dihydroxynaphthalene-2-carboxylic acid

Also known as: 1,3-dihydroxy-2-naphthoic acid, 2-naphthalenecarboxylic acid, 1,3-dihydroxy-

1,3-dihydroxynaphthalene-2-carboxylic acid (CAS 3147-58-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H8O4 and a molecular weight of 204.17900 g/mol. Key property: a melting point of 140.5-146.5°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3147-58-8
Jingsj CID
J-1523970-0
Molecular Formula
C11H8O4
Molecular Weight
204.17900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point140.5-146.5°C
Exact Mass204.04200
PSA77.76000
LogP1.94920
Storage Conditions2-8°C

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 1,3-dihydroxynaphthalene-2-carboxylic acid?

The CAS number of 1,3-dihydroxynaphthalene-2-carboxylic acid is 3147-58-8.

What are the molecular formula and molecular weight of 1,3-dihydroxynaphthalene-2-carboxylic acid?

1,3-dihydroxynaphthalene-2-carboxylic acid has molecular formula C11H8O4 and molecular weight 204.17900 g/mol.

What are the upstream and downstream products of 1,3-dihydroxynaphthalene-2-carboxylic acid?

For 1,3-dihydroxynaphthalene-2-carboxylic acid, Upstream Products: Ethyl 1,3-dihydroxy-2-naphthoate; Downstream Products: 1,3-Dihydroxynaphthalene.

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

Last updated:

How to cite: Jingsj. "1,3-dihydroxynaphthalene-2-carboxylic acid (CAS 3147-58-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523970-0 (accessed 2026-11-09).

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