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2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid

Also known as: 2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid, 2-Hydroxy-4-diethylamino-2'-carboxybenzophenone, 4-Diethylamino-2-hydroxybenzophenone-2'-carboxylic acid, 2-[4-(diethylamino)-2-hydroxybenzoyl]benzoic acid, Benzoic acid, 2-[4-(diethylamino)-2-hydroxybenzoyl]-, 2-{[4-(diethylamino)-2-hydroxyphenyl]carbonyl}benzoic acid

2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid (CAS 5809-23-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H19NO4 and a molecular weight of 313.348 g/mol. Key properties include a boiling point of 537.1±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 278.7±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5809-23-4
Jingsj CID
J-26494-8
Molecular Formula
C18H19NO4
Molecular Weight
313.348 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point537.1±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point278.7±28.7 °C
Exact Mass313.131409
PSA77.84000
LogP3.97
Vapor Pressure0.0±1.5 mmHg at 25°C
Refractive Index1.627

Frequently Asked Questions

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

The CAS number of 2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid is 5809-23-4.

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

2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid has molecular formula C18H19NO4 and molecular weight 313.348 g/mol.

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

For 2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid, Upstream Products: Phthalic anhydride, 3-(Diethylamino)phenol, N,N-Diethyl-3-methoxyaniline; Downstream Products: Solvent Red 49, 9-(Diethylamino)spiro[12H-benzo[a]xanthene-12,1'(3'H)-isobenzofuran]-3'-one.

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

Last updated:

How to cite: Jingsj. "2-(4-Diethylamino-2-hydroxybenzoyl)benzoic acid (CAS 5809-23-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26494-8 (accessed 2026-11-09).

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