N-(1-Naphthyl)phthalimide

N-1-萘基邻苯二甲酰亚胺

Also known as: N-alpha-Naphthylphthalimide, 2-(1-naphthyl)-1H-isoindole-1,3(2H)-dione, 2-(1-naphthyl)isoindoline-1,3-quinone, 2-(naphthalen-1-yl)isoindoline-1,3-dione, 2-Naphthalen-1-yl-isoindole-1,3-dione, 2-naphthalen-1-ylisoindole-1,3-dione, 1-(N-phthalimido)naphthalene, 1H-Isoindole-1,3(2H)-dione, 2-(1-naphthalenyl)-, Caswell No. 593, N-(ALPHA-NAPHTHYL)PHTHALIMIDE, N-1-Naphthylphthalimide, N-naphthalen-1-yl-phthalimide, Phthalimide, N-1-naphthyl-

N-(1-Naphthyl)phthalimide (CAS 5333-99-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C18H11NO2 and a molecular weight of 273.28500 g/mol. It is also known as N-alpha-Naphthylphthalimide, 2-(1-naphthyl)-1H-isoindole-1,3(2H)-dione and 2-(1-naphthyl)isoindoline-1,3-quinone. Key properties include a boiling point of 482.8ºC at 760mmHg and a density of 1.36g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5333-99-3
Jingsj CID
J-850599-6
Molecular Formula
C18H11NO2
Chinese Name
N-1-萘基邻苯二甲酰亚胺
Molecular Weight
273.28500 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point482.8ºC at 760mmHg
Density1.36g/cm3

Frequently Asked Questions

What is the CAS number of N-(1-Naphthyl)phthalimide?

The CAS number of N-(1-Naphthyl)phthalimide is 5333-99-3.

What are the molecular formula and molecular weight of N-(1-Naphthyl)phthalimide?

N-(1-Naphthyl)phthalimide has molecular formula C18H11NO2 and molecular weight 273.28500 g/mol.

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

Last updated:

How to cite: Jingsj. "N-(1-Naphthyl)phthalimide (CAS 5333-99-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-850599-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.