Desmethyl Piroxicam (Piroxicam Impurity B) - CAS 65897-46-3

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Catalog Number: R011193

CAS Number: 65897-46-3

PubChem Substance ID:355160011

Molecular Formula: C14H11N3O4S

Molecular Weight:317.319

Purity: ≥95%

* For research use only. Not for human or veterinary use.

Synonym

• Synonyms: 4-Hydroxy-N-2-pyridinyl-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide; Piroxicam Impurity B

Property

• Molecular Formula: C14H11N3O4S
• Molecular Weight: 317.319
• Purity: ≥95%
• Storage: Room temperature

Computed Descriptor

• IUPAC Name: 4-hydroxy-1,1-dioxo-N-pyridin-2-yl-2H-1$l^{6}
• InChI: InChI=1S/C14H11N3O4S/c18-13-9-5-1-2-6-10(9)22(20,21)17-12(13)14(19)16-11-7-3-4-8-15-11/h1-8,17-18H,(H,15,16,19)
• InChIKey: XRXYFCIBSPQECM-UHFFFAOYSA-N
• SMILES: C1=CC=C2C(=C1)C(=C(NS2(=O)=O)C(=O)NC3=CC=CC=N3)O