N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide

N-乙基-4-(5-甲基-3-苯基异噁唑-4-基)苯磺酰胺

Also known as: N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide, Parecoxib Sodium Impurity 27, Parecoxib Impurity 42, Parecoxib Impurity 69, Parecoxib Impurity R: Ethylamine Impurity, Parecoxib Sodium-24, Valdecoxib Impurity 16, Parecoxib Sodium Impurity 58

N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide (CAS 473465-11-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C18H17NO4S and a molecular weight of 343.39688 g/mol. It is also known as Parecoxib Sodium Impurity 27, Parecoxib Impurity 42 and Parecoxib Impurity 69. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 473465-11-1
Jingsj CID: J-1530320-4
Molecular Formula: C₁₈H₁₇NO₄S
Chinese Name: N-乙基-4-(5-甲基-3-苯基异噁唑-4-基)苯磺酰胺
Molecular Weight: 343.39688 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide?

The CAS number of N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide is 473465-11-1.

What are the molecular formula and molecular weight of N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide?

N-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide has molecular formula C18H17NO4S and molecular weight 343.39688 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-ethyl-4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonamide (CAS 473465-11-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1530320-4 (accessed 2026-10-24).

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