alkyl halides
英漢例句
- Alkyl halides are reacted with sodium nitrite.
鹵化烷與亞硝酸鈉反應(yīng)。 - The general answer to this problem is to avoid alkyl halides.
解決這一問(wèn)題的一般辦法是避免使用烷基鹵。 - Preparation of unsymmetrical selenides via the reaction of arylselenol with alkyl halides needs at least equal molar cesium hydroxide as the base.
通過(guò)鹵代烴與硒酚反應(yīng)合成了不對(duì)稱硒醚,至少要使用等摩爾的氫氧化銫作堿,與氫氧化鉀相比,氯化銫價(jià)格昂貴。 - Using cesium carbonate as catalyxer and potassium carbonate as base,reacting directly phenol with alkyl halides in refluxing acetonitrile will give alkyl aryl ethers in good yields.
以碳酸銫作催化劑;碳酸鉀作堿;以乙腈作溶劑;在回流的條件下酚與鹵代烴反應(yīng)高產(chǎn)率得到烷基芳醚. - These derivatives are readily obtained by alkylation of 2-mercaptopyridine and alkyl halides under alkaline conditions.
這些衍生物可以容易地在堿性條件下通過(guò)2-巰基吡啶和鹵代烷的烷基化而得到。