4-(Dimethylamino)-2-hydroxybenzoic acid

4-二甲基氨基水杨酸

Also known as: 4-(Dimethylamino)salicylic acid, 4-DIMETHYLAMINOSALICYLIC ACID, Benzoic acid, 4-(dimethylamino)-2-hydroxy-, Einecs 245-398-9, p-Dimethylamino-salicylsaeure

4-(Dimethylamino)-2-hydroxybenzoic acid (CAS 23050-91-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO3 and a molecular weight of 181.18900 g/mol. It is also known as 4-(Dimethylamino)salicylic acid, 4-DIMETHYLAMINOSALICYLIC ACID and Benzoic acid, 4-(dimethylamino)-2-hydroxy-. Key properties include a boiling point of 368.4ºC at 760 mmHg, a density of 1.309g/cm3 and a flash point of 176.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23050-91-1
Jingsj CID
J-1501905-1
Molecular Formula
C9H11NO3
Chinese Name
4-二甲基氨基水杨酸
Molecular Weight
181.18900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point368.4ºC at 760 mmHg
Density1.309g/cm3
Flash Point176.6ºC

Frequently Asked Questions

What is the CAS number of 4-(Dimethylamino)-2-hydroxybenzoic acid?

The CAS number of 4-(Dimethylamino)-2-hydroxybenzoic acid is 23050-91-1.

What are the molecular formula and molecular weight of 4-(Dimethylamino)-2-hydroxybenzoic acid?

4-(Dimethylamino)-2-hydroxybenzoic acid has molecular formula C9H11NO3 and molecular weight 181.18900 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(Dimethylamino)-2-hydroxybenzoic acid (CAS 23050-91-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501905-1 (accessed 2026-10-25).

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