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Valdecoxib Impurity 13

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Valdecoxib Impurity 13

Impurity

CAS Number

2251048-58-3

Molecular Formula

C16H15N3O5S2

Product format

Neat

Molecular Weight

393.43

API Family

Valdecoxib

Synonyms

Parecoxib Impurity 42; Parecoxib Sodium Impurity 36; 4, 4'-(5-methylisoxazole-3 and 4-diyl)dibenzenesulfonamide; 2251048-58-3

Iupac Name

4-[5-methyl-3-(4-sulfamoylphenyl)-1 and 2-oxazol-4-yl]benzenesulfonamide

InChI

InChI=1S/C16H15N3O5S2/c1-10-15(11-2-6-13(7-3-11)25(17,20)21)16(19-24-10)12-4-8-14(9-5-12)26(18,22)23/h2-9H,1H3,(H2,17,20,21)(H2,18,22,23)

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25mg
CE3409.15-25MG

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25mg
CD3409.15-25MG

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25mg
CB3409.15-25MG

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Impurity

Our Impurity Characterized Standards portfolio comprises more than 5,000 compounds accompanied by a comprehensive CoA which can be found in 3 product categories that include a set of different analytical techniques for determining Identity and Purity.

API

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Excipient

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