The reaction conditions on oxidation of 2 - methylpyridine to 2 - acid by oxidation of potassium dichromate were studied.研究了以2-甲基吡啶为原料,以重铬酸钾为氧化剂,利用化学氧化法合成 2- 吡啶甲酸的反应条件....

methylpyridine的音标：methylpyridine的英式发音音标为：[meθɪlpɪ'raɪdaɪn]methylpyridine的美式发音音标为：[meθɪlpɪ'raɪdaɪn]...

甲基吡啶...