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Substance Name: Desmethyl piroxicam
RN: 65897-46-3
UNII: 9O66304CXP
InChIKey: XRXYFCIBSPQECM-UHFFFAOYSA-N

Molecular Formula

  • C14-H11-N3-O4-S

Molecular Weight

  • 317.3239
 
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Names and Synonyms

Name of Substance

  • Desmethyl piroxicam

Synonyms

  • 2H-1,2-Benzothiazine-3-carboxamide, 4-hydroxy-N-2-pyridinyl-, 1,1-dioxide
  • 4-Hydroxy-N-(pyridin-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide
  • Desmethyl piroxicam
  • Piroxicam specified impurity B [EP]
  • UNII-9O66304CXP

Registry Numbers

CAS Registry Number

  • 65897-46-3

FDA UNII

  • 9O66304CXP

System Generated Number

  • 0065897463

Structure Descriptors

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

c1ccc2c(c1)C(=C(NS2(=O)=O)C(=O)Nc3ccccn3)O