The content of free acetic acid in cigarette smoke condensates was determined by GC-MS with isopropyl alcohol as the solvent and nonanol as the internal standard.

以异丙剂,壬内标,采用气相色谱-质谱法分析了卷烟烟气总粒相物中的游乙酸,乙酸测定结果的相对标准偏差小于1%,平均回收率99。

Isopropyl cinnamylate was synthesized by the esterifiestion of isopropyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate.

用硫酸氢钾催酸与异丙的酯反应,合成了酸异丙酯。

The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst.

以氯乙酸和异丙原料,磷钨酸铝作催剂进行酯反应,合成氯乙酸异丙酯。