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3-Hydroxy-N-(2-naphthyl)-2-naphthamide

Also known as: Azoic Coupling Component 7, Naphthol AS-SW, 2-Hydroxy-3-naphthoic acid 2-naphthylamide, 3-Hydroxy-N-naphthalen-2-ylnaphthalene-2-carboxamide, 3-Hydroxy-N-(naphthalen-2-yl)-2-naphthamide, Naphtanilide SW, Naphthanil SW, Naphthanilid SW, Cibanaphthol RA, Naphtoelan SW, Brenthol BN, Amarthol AS-SW, Tulathol AS-SW, Acna Naphthol D, Dragonthol SW, Dycosthol AS-SW, Acco Naphthol AS-SW, 3-hydroxy-[2]naphthoic acid-[2]naphthylamide

3-Hydroxy-N-(2-naphthyl)-2-naphthamide (CAS 135-64-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C21H15NO2 and a molecular weight of 313.34900 g/mol. Key properties include a melting point of 243~244℃, a boiling point of 479.3ºC at 760mmHg, a density of 1.333g/cm3 and a flash point of 243.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
135-64-8
Jingsj CID
J-26858-6
Molecular Formula
C21H15NO2
Molecular Weight
313.34900 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point243~244℃
Boiling Point479.3ºC at 760mmHg
Density1.333g/cm3
Flash Point243.6ºC
Exact Mass313.11000
PSA49.33000
LogP5.02390
Vapor Pressure8.27E-10mmHg at 25°C
Refractive Index1.778

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. 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 3-Hydroxy-N-(2-naphthyl)-2-naphthamide?

The CAS number of 3-Hydroxy-N-(2-naphthyl)-2-naphthamide is 135-64-8.

What are the molecular formula and molecular weight of 3-Hydroxy-N-(2-naphthyl)-2-naphthamide?

3-Hydroxy-N-(2-naphthyl)-2-naphthamide has molecular formula C21H15NO2 and molecular weight 313.34900 g/mol.

What are the upstream and downstream products of 3-Hydroxy-N-(2-naphthyl)-2-naphthamide?

For 3-Hydroxy-N-(2-naphthyl)-2-naphthamide, Upstream Products: 2-Naphthylamine, 3-Hydroxy-2-naphthoic acid, 2-Amino-1-naphthalenesulfonic acid.

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

Last updated:

How to cite: Jingsj. "3-Hydroxy-N-(2-naphthyl)-2-naphthamide (CAS 135-64-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26858-6 (accessed 2026-11-09).

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