3-Oxo-1,2-benzoisothiazoline-2-acetic Acid Methyl Ester 1,1-Dioxide(Piroxicam Impurity D) Price Not Available 5mg 3-Oxo-1,2-benzoisothiazoline-2-acetic Acid Methyl Ester 1,1-Dioxide(Piroxicam Impurity D) Supplier Page Catalog Number R005671 Molecular Formula C10H9NO5S CAS# 6639-62-9 Purity ≥90% Inchi InChI=1S/C10H9NO5S/c1-16-9(12)6-11-10(13)7-4-2-3-5-8(7)17(11,14)15/h2-5H,6H2,1H3 Inchi Key YWLDQSMTDJWJCC-UHFFFAOYSA-N SMILES COC(=O)CN1C(=O)C2=CC=CC=C2S1(=O)=O Size 5mg Supplier Page https://www.musechem.com/product/R005671.html