3-oxo-2H-[1,4]benzothiazine-3,4-dihydro-6-acetylpyridinium salt 、 在
乙酸铵 作用下,
以
溶剂黄146 为溶剂,
以67%的产率得到
参考文献:
名称:
SYNTHESIS OF 1-ARYL-5-METHYL-4-[4-ARYL-6-(3-OXO-1,4-BENZOTHIAZIN-6-YL)PYRID-2-YL]PYRAZOLES AND 1-ARYL-5-METHYL-4-[2-AMINO-4-ARYL-PYRIMIDIN-6-YL]PYRAZOLES AS ANTIBACTERIAL AGENTS