| 摘要 |
<p>Process for the preparation of 2-methoxyethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, an advantageous ester precursor for piroxicam (4-hydroxy-2-methyl-N-2-pyridyl-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide), which is an antiinflammatory agent established in medical practice.</p> |
