| 摘要 |
Title compds. (I, II ; X,Y = H, halogen, nitro, lower alkyl etc. R1 = H, lower alkyl, lower alkenyl, lower phenylalkyl, R2 = 2-pyridyl, 2-pyrazinyl, 2-pyrimidyl, 5-methyl-3-pyrazinyl, 2-thiazolyl etc.), antiinflammatory agents without steroidal side effects, were prepd. by treating N-substituted benzothiazine carboxamides with amine in inactive org. solvent at 75-100≦̸C
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