Description
An internal standard for the quantification of valdecoxib by GC- or LC-MS
Formal name: 4-(5-(methyl-d3)-3-phenylisoxazol-4-yl)benzenesulfonamide
Synonyms:
Molecular weight: 317.4
CAS: 1219794-90-7
Purity: ≥99% deuterated forms (d1-d3)
Formulation: A solid