4-(Diethylamino)-2-hydroxybenzoic acid

Also known as: 4-Diethylaminosalicylic acid, 4-Diethylamino-2-hydroxybenzoic acid, 4-Diaethylamino-2-hydroxy-benzoesaeure, p-Diethylamino-salicylsaeure, Benzoic acid, 4-(diethylamino)-2-hydroxy-, RARECHEM AL BE 0037

4-(Diethylamino)-2-hydroxybenzoic acid (CAS 23050-90-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H15NO3 and a molecular weight of 209.24200 g/mol. Key properties include a boiling point of 386.6ºC at 760 mmHg, a density of 1.22g/cm3 and a flash point of 187.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23050-90-0
Jingsj CID: J-1521377-1
Molecular Formula: C₁₁H₁₅NO₃
Molecular Weight: 209.24200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	386.6ºC at 760 mmHg
Density	1.22g/cm3
Flash Point	187.6ºC
Exact Mass	209.10500
PSA	60.77000
LogP	1.93660
Vapor Pressure	1.14E-06mmHg at 25°C
Refractive Index	1.6

Customs & Trade Information

HS Code	2922509090
Summary	2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

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

The CAS number of 4-(Diethylamino)-2-hydroxybenzoic acid is 23050-90-0.

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

4-(Diethylamino)-2-hydroxybenzoic acid has molecular formula C11H15NO3 and molecular weight 209.24200 g/mol.

What are the upstream and downstream products of 4-(Diethylamino)-2-hydroxybenzoic acid?

For 4-(Diethylamino)-2-hydroxybenzoic acid, Upstream Products: 3-(Diethylamino)phenol; Downstream Products: 7-(Diethylamino)coumarin-3-carboxylic acid, 7-(Diethylamino)-2H-chromen-2-one, 7-(Diethylamino)coumarin-3-carboxylic acid N-succinimidyl ester.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-(Diethylamino)-2-hydroxybenzoic acid (CAS 23050-90-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521377-1 (accessed 2026-11-09).

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