By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在酸异酯的合成反应中,通过相转移催化剂提高了反应收率。

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

以氯酸和异醇为原料,磷钨酸铝作催化剂进行酯化反应,合成氯酸异酯。

The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied.

考察了不同条件对异基黄药合成异基黄原酸酸酯的影响。

The recent developments in conventional synthesis of naphthol are summarized, including sulfonation alkali-fusion, via isopropyl naphthalene, hydrolysis, via tetrahydronaphthalene.

摘要简述了近年来一元萘酚传统合成技术的发展，化碱熔法、异萘法、水解法、四氢化萘法。

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

用硫酸氢钾催化肉桂酸与异醇的酯化反应,合成了肉桂酸异酯。

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.

以异醇为溶剂,壬醇为内标,采用气相色谱-质谱法分析了卷烟烟气总粒相物中的游离酸,酸测定结果的相对标准偏差小于1%,平均回收率为99。