We supply the Intermediates:
2-Methyl-4-Hydroxy-2h-1,2-Benzothiazine-3-Carboxylic Acid Ethyl Ester-1,1-Dioxide [24683-26-9]
2-Methyl-4-Hydroxy-2h-1,2-Benzothiazine-3-Carboxylic Acid Isopropyl Ester-1,1-Dioxide [118854-48-1]



CAS:36322-90-4
MF:C₁₅H₁₃N₃O₄S
MW:331.34

Indications:
Mainly used for rheumatoid arthritis, osteoarthritis and omarthritis, tenosynovitis, lumber strain, Stiff Neck and other acute and chronic soft tissue injury-induced pain.

Pharmaco - toxicological:
Piroxicam non-steroidal anti-inflammatory analgesics, can inhibit the in vivo prostaglandin biosynthesis, inflammation, leukocytes in the blood vessel wall exudative also inhibited the anti-inflammatory effect is obvious. Experiments show that anti-inflammatory and analgesic effects of the original drug itself, and not its metabolites.