Naphthol AS-KN

Also known as: 2-Hydroxy-N-(1-naphthyl)dibenzofuran-3-carboxamide, 2-Hydroxy-N-(1-naphtyl)-3-dibenzofurancarboxamide, N-1-naphthyl-2-hydroxy-3-dibenzofurancarboxamide, 2-hydroxy-N-naphthyl-3-dibenzofuran-3-carboxamide, Azoic CC 37, C.I. 37608, C.I. Azoic Coupling Component 37, Naphtol AS-KN

Naphthol AS-KN (CAS 4444-48-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C23H15NO3 and a molecular weight of 353.37700 g/mol. Key properties include a boiling point of 524.1ºC at 760mmHg, a density of 1.402g/cm3 and a flash point of 270.8ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.: 4444-48-8
Jingsj CID: J-1377081-5
Molecular Formula: C₂₃H₁₅NO₃
Molecular Weight: 353.37700 g/mol
Category: Alcohols
Last updated: 11/2/2026

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Physicochemical Properties

Boiling Point	524.1ºC at 760mmHg
Density	1.402g/cm3
Flash Point	270.8ºC
Exact Mass	521.09400
PSA	92.46000
LogP	5.61420
Refractive Index	1.808

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Naphthol AS-KN?

The CAS number of Naphthol AS-KN is 4444-48-8.

What are the molecular formula and molecular weight of Naphthol AS-KN?

Naphthol AS-KN has molecular formula C23H15NO3 and molecular weight 353.37700 g/mol.

What are the upstream and downstream products of Naphthol AS-KN?

For Naphthol AS-KN, Upstream Products: 2-Hydroxydibenzofuran-3-carboxylic acid, 1-Naphthylamine.

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

Last updated: 11/2/2026

How to cite: Jingsj. "Naphthol AS-KN (CAS 4444-48-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377081-5 (accessed 2026-11-09).

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