5-Amino-4-hydroxy-2-naphthoic acid

5-氨基-4-羟基-2-萘羧酸

Also known as: 2-Naphthalenecarboxylic acid, 5-amino-4-hydroxy-, 5-Amino-4-hydroxy-2-naphthalenecarboxylic acid, 5-Amino-4-hydroxynaphthalene-2-carboxylic acid

5-Amino-4-hydroxy-2-naphthoic acid (CAS 945034-39-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9NO3 and a molecular weight of 203.19400 g/mol. It is also known as 2-Naphthalenecarboxylic acid, 5-amino-4-hydroxy-, 5-Amino-4-hydroxy-2-naphthalenecarboxylic acid and 5-Amino-4-hydroxynaphthalene-2-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 945034-39-9
Jingsj CID: J-1030745-0
Molecular Formula: C₁₁H₉NO₃
Chinese Name: 5-氨基-4-羟基-2-萘羧酸
Molecular Weight: 203.19400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Amino-4-hydroxy-2-naphthoic acid?

The CAS number of 5-Amino-4-hydroxy-2-naphthoic acid is 945034-39-9.

What are the molecular formula and molecular weight of 5-Amino-4-hydroxy-2-naphthoic acid?

5-Amino-4-hydroxy-2-naphthoic acid has molecular formula C11H9NO3 and molecular weight 203.19400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Amino-4-hydroxy-2-naphthoic acid (CAS 945034-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1030745-0 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.