吡罗昔康杂质对照品（现货优惠供应）

吡罗昔康杂质对照品

吡罗昔康杂质A  Imp. A(EP）: Pyridin-2-amine (2-Pyridylamine） 

吡罗昔康杂质B  Imp. B(EP）: 4-Hydroxy-N-(pyridin-2-yl）-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide

吡罗昔康杂质C  Imp. C(EP）: 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide1,1-Dioxide

吡罗昔康杂质D  Imp. D(EP）: Methyl (1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H）-yl）acetate

吡罗昔康杂质E  Imp. E(EP）: Ethyl (1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H）-yl）acetate

吡罗昔康杂质F  Imp. F(EP）: 1-Methylethyl (1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H）-yl）acetate

吡罗昔康杂质G  Imp. G (EP）: Methyl 4-Hydroxy- 2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide

吡罗昔康杂质H  Imp. H (EP）: Ethyl 4-Hydroxy- 2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide

吡罗昔康杂质I  Imp. I(EP）: 1-Methylethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide

吡罗昔康杂质J  Imp. J (EP）: Methyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide

吡罗昔康杂质K  Imp. K (EP）: Ethyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide

吡罗昔康杂质L  Imp. L(EP）: 1-Methylethyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide 

吡罗昔康杂质M  N-Methylsaccharin

吡罗昔康杂质N  4-Isopropoxy-2-methyl-N-(2-pyridinyl）-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide

吡罗昔康杂质O  N,N'-Di-(2-pyridinyl）oxamide

吡罗昔康杂质P  N-(2-Pyridinyl）oxamic Acid Hydrochloride

吡罗昔康杂质Q  2-(1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H）-yl）acetamide

吡罗昔康杂质R  N-(6-Methyl-2-pyridyl）-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide-1,1-Dioxide

吡罗昔康杂质S  4-Methoxy-2-methyl-N-(2-pyridyl）-2H-1,2-benzothiazine-3-carboxamide-1,1-Dioxide

吡罗昔康杂质T  2-Methyl-N-2-(1-methylpyridinium）-2H-1,2-benzothiazine-3-carboxamide-4-olate 1,1-Dioxide

吡罗昔康杂质U 4-Hydroxy-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide

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