N-Phenyl-2,3-naphthalimide

N-苯基-2,3-萘二甲酰亚胺

Also known as: 2-Phenyl-1H-benz[f]isoindole-1,3(2H)-dione, 2-Phenylbenzo[f]isoindole-1,3-dione, N-Phenylnaphthalene-2,3-dicarboximide, 1H-Benz[f]isoindole-1,3(2H)-dione, 2-phenyl-

CAS No.: 21815-18-9
Jingsj CID: J-39099-0
Molecular Formula: C₁₈H₁₁NO₂
Chinese Name: N-苯基-2,3-萘二甲酰亚胺
Molecular Weight: 273.28500 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	278-284ºC
Boiling Point	482.8ºC at 760mmHg
Density	1.36g/cm3
Flash Point	231.5ºC

Frequently Asked Questions

What is the CAS number of N-Phenyl-2,3-naphthalimide?

21815-18-9

What are the molecular formula and molecular weight of N-Phenyl-2,3-naphthalimide?

C18H11NO2, molecular weight 273.28500 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026