N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide

N-[2-(4-氧代-4H-3,1-苯并噁嗪-2-基)苯基]-2-萘磺酰胺

Also known as: Einecs 233-360-4, LUMINORE GREEN 525T, OXOBENZOXAZINYL NAPHTHALENE SULFOANILIDE, 2-Naphthalenesulfonamide, N-[2-(4-oxo-4H-3,1-benzoxazin-2-yl)phenyl]-, N-[2-(4-oxo-4H-3,1-benzoxazin-2-yl)phenyl]naphthalene-2-sulphonamide, N-[2-(4-oxo-3,1-benzoxazin-2-yl)phenyl]naphthalene-2-sulfonamide, MFCD00227163, Cartax DP, Orlum White 520T

N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide (CAS 10128-55-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C24H16N2O4S and a molecular weight of 428.46000 g/mol. It is also known as Einecs 233-360-4, LUMINORE GREEN 525T and OXOBENZOXAZINYL NAPHTHALENE SULFOANILIDE. Key properties include a melting point of 184.8-185.5 °C, a boiling point of 629.7ºC at 760mmHg, a density of 1.38g/cm3 and a flash point of 334.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10128-55-9
Jingsj CID: J-1517338-8
Molecular Formula: C₂₄H₁₆N₂O₄S
Chinese Name: N-[2-(4-氧代-4H-3,1-苯并噁嗪-2-基)苯基]-2-萘磺酰胺
Molecular Weight: 428.46000 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	184.8-185.5 °C
Boiling Point	629.7ºC at 760mmHg
Density	1.38g/cm3
Flash Point	334.6ºC

Frequently Asked Questions

What is the CAS number of N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide?

The CAS number of N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide is 10128-55-9.

What are the molecular formula and molecular weight of N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide?

N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide has molecular formula C24H16N2O4S and molecular weight 428.46000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N-[2-(4-Oxo-4H-3,1-benzoxazin-2-yl)phenyl]-2-naphthalenesulfonamide (CAS 10128-55-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517338-8 (accessed 2026-10-25).

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