3-Amino-4-hydroxybenzoic acid hydrochloride

4-羟基-3-氨基苯甲酸盐酸盐

Also known as: 3-Amino-4-hydroxybenzoic acid HCl, 4-Hydroxy-3-aminobenzoic acid hydrochloride, 4-Hydroxy-3-aminobenzoic acid HCl, Benzoic acid, 3-amino-4-hydroxy-, hydrochloride (1:1)

3-Amino-4-hydroxybenzoic acid hydrochloride (CAS 1571-65-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H8ClNO3 and a molecular weight of 189.59600 g/mol. It is also known as 3-Amino-4-hydroxybenzoic acid HCl, 4-Hydroxy-3-aminobenzoic acid hydrochloride and 4-Hydroxy-3-aminobenzoic acid HCl. Key properties include a boiling point of 403ºC at 760 mmHg and a flash point of 197.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1571-65-9
Jingsj CID
J-1107003-2
Molecular Formula
C7H8ClNO3
Chinese Name
4-羟基-3-氨基苯甲酸盐酸盐
Molecular Weight
189.59600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point403ºC at 760 mmHg
Flash Point197.5ºC

Frequently Asked Questions

What is the CAS number of 3-Amino-4-hydroxybenzoic acid hydrochloride?

The CAS number of 3-Amino-4-hydroxybenzoic acid hydrochloride is 1571-65-9.

What are the molecular formula and molecular weight of 3-Amino-4-hydroxybenzoic acid hydrochloride?

3-Amino-4-hydroxybenzoic acid hydrochloride has molecular formula C7H8ClNO3 and molecular weight 189.59600 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Amino-4-hydroxybenzoic acid hydrochloride (CAS 1571-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1107003-2 (accessed 2026-10-22).

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