常見例句You will also characterize the semicarbazone by melting point determination. 你也要通過測定熔點(diǎn)以鑑定縮胺基脲。Dry the semicarbazone in your desk until the next laboratory session. 在你的書桌上,將縮胺基脲干燥直至下一次實(shí)驗(yàn)課為止。You will convert the carvone to its semicarbazone for use in a polarimetric analysis. 為了作旋光度分析,你將會把香芹酮轉(zhuǎn)變?yōu)榭s胺基脲。Take the melting point of the dry solid semicarbazone derivative and record the yield.If it is necessary to recrystallize the semicarbazone derivative, you may do so from an ethanol/water mixture. 測定干燥的縮胺基脲衍生物的熔點(diǎn),并記錄其產(chǎn)量,如果有需要將縮胺基脲衍生物進(jìn)行再結(jié)晶的話,你可以用乙醇/水的混合物來進(jìn)行。One-pot Synthesis of Benzaldehyde Semicarbazone 一鍋法合成苯甲醛縮氨基脲nitrofuraldehyde p-arsonophenyl semicarbazone 硝基糠醛對胂羧基苯縮氨基脲 返回 semicarbazone