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N-(2-Phenoxyphenyl)methanesulfonamide

2-苯氧基甲烷磺酰苯胺

Also known as: (2-Phenoxy)methylsulfonylaniline, 2'-Phenoxymethanesulfonanilide, 2-Phenoxymethanesulfoanilide, 2-Phenoxymethanesulfonanilide, N-(2-phenoxyphenyl)methanesulphonamide, Nimesulide EP Impurity B, Nimesulide impurity-B(EP/BP), Einecs 257-399-1

N-(2-Phenoxyphenyl)methanesulfonamide (CAS 51765-51-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C13H13NO3S and a molecular weight of 263.31200 g/mol. It is also known as (2-Phenoxy)methylsulfonylaniline, 2'-Phenoxymethanesulfonanilide and 2-Phenoxymethanesulfoanilide. Key properties include a melting point of 126ºC, a boiling point of 378.9ºC at 760mmHg, a density of 1.313g/cm3 and a flash point of 183ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51765-51-6
Jingsj CID
J-1409813-6
Molecular Formula
C13H13NO3S
Chinese Name
2-苯氧基甲烷磺酰苯胺
Molecular Weight
263.31200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point126ºC
Boiling Point378.9ºC at 760mmHg
Density1.313g/cm3
Flash Point183ºC

Frequently Asked Questions

What is the CAS number of N-(2-Phenoxyphenyl)methanesulfonamide?

The CAS number of N-(2-Phenoxyphenyl)methanesulfonamide is 51765-51-6.

What are the molecular formula and molecular weight of N-(2-Phenoxyphenyl)methanesulfonamide?

N-(2-Phenoxyphenyl)methanesulfonamide has molecular formula C13H13NO3S and molecular weight 263.31200 g/mol.

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

Last updated:

How to cite: Jingsj. "N-(2-Phenoxyphenyl)methanesulfonamide (CAS 51765-51-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1409813-6 (accessed 2026-10-22).

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