formic anhydride 中文意思是什麼
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A mixture of formic acid and acetic anhydride was found to be effective for the formation of an oxazolone, which was converted to an active ester in situ in the presence of a phenol or an n - hydroxide
實驗發現甲酸和醋酐混合物對惡唑酮的生成非常有效，惡唑酮在苯酚或n -氫氧化物存在的條件下在原位轉化為酯。 -
Fertilizers, ground natural mineral phosphates. extraction of phosphoric anhydride soluble in formic acid reagent
肥料.粉狀天然礦物磷酸鹽，溶於甲酸試劑的磷酸酐的提取
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