Impurities
AY-0421-005
Meloxicam EP Impurity D
C16H17N3O4S2
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Impurity reference standard material
Meloxicam EP Impurity A
Material overview
Meloxicam EP Impurity A (AY-0421-003) — impurity reference standard material. CAS 24683-26-9, formula C12H13NO5S, molecular weight 283.30 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0421-003
- CAS number
- 24683-26-9
- Molecular formula
- C12H13NO5S
- Molecular weight
- 283.30 g/mol
- Category
- Impurity reference standard material
- Chemical name
- ethyl 4-hydroxy-2-methyl-1,1-dioxo-1lambda6,2-benzothiazine-3-carboxylate
- Synonyms
- Piroxicam Impurity K; Meloxicam Related Compound A (USP); 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic Acid Ethyl Ester 1,1-Dioxide; Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide
- SMILES
- CCOC(=O)C1=C(C2=CC=CC=C2S(=O)(=O)N1C)O
- Appearance
- White to Off-White Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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