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88741-92-8

88741-92-8 Structure

88741-92-8 Structure
IdentificationBack Directory
[Name]

2-Methyl-4-hydroxy-2h-1,2-benzothiazine-3-carboxylic acid-1,1-dioxide
[CAS]

88741-92-8
[Synonyms]

Piroxicam Impurity 13
4-hydroxy-2-methyl-1,1-dioxo-1,2-benzothiazine-3-carboxylic acid
2-Methyl-4-hydroxy-2h-1,2-benzothiazine-3-carboxylic acid-1,1-dioxide
4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic Acid, 1,1-Dioxide
2H-1,2-Benzothiazine-3-carboxylic acid, 4-hydroxy-2-methyl-, 1,1-dioxide
4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylic acid 1,1-dioxide
[Molecular Formula]

C10H9NO5S
[MDL Number]

MFCD27578973
[MOL File]

88741-92-8.mol
[Molecular Weight]

255.247
Chemical PropertiesBack Directory
[Boiling point ]

430.1±55.0 °C(Predicted)
[density ]

1.674±0.06 g/cm3(Predicted)
[pka]

2.32±0.20(Predicted)
Hazard InformationBack Directory
[Uses]

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic Acid, 1,1-Dioxide could be useful in analytical studies that look to enhance chemical stability of drug substances with high melting points by melt extrusion. 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic Acid, 1,1-Dioxide is similar to Methyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (M312845(P)), which is an impurity found in Meloxicam (M216100(P)). Meloxicam was specifically used in these melt extrusion studies.
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