1.2-cyanopyrazine is an important raw material in manufacturing pyrazinamide, anlitubercu-lar drug.

1.氰吡嗪是生产治疗结核病药物吡嗪酰胺的重要料。

2.Results Ethambutol hydrochloride, isoniazid, pyrazinamide and rifampicin all had good chromatographic behavior.

2.结果 盐酸乙胺丁醇、利福平、吡嗪酰胺和异烟有良好的色谱行为。