对新型的液晶材料5-正丙基-2-（3，5-二氟苯基）嘧啶的合成路线进行了改进。

This paper presents an improved process for the preparation of the novel liquid crystal 5-propyl2-(3,5-difluorophenyl)pyrimidine.

youdao

取代的2'，3'-二脱氧-5-三氟甲基尿嘧啶核苷类，它们的制备方法以及它们在医药方面的应用。

Substituted 2', 3'-dideoxy-5-trifluoromethylur idines, processes for their preparation and their use in medicaments.

youdao

本文主要报道了以2- 氨基-4， 6-二羟基嘧啶和邻氯苯甲酸为起始原料合成除草剂氟嘧磺隆，以及详细地介绍了各个中间体的合成方法。

This paper reports the synthesis of herbicide ofprimisulfuron-methyl, the method uses 2-amino-4,6-dihydroxylpyrimidine and O-chlorobenzoic acid as the raw materials.

youdao

So, she is interested in how this molecule, gemcitabine, inhibits an enzyme. So, to do those studies, she needs to know a lot of the stuff on this list.

她对这个分子，二氟脱氧胞嘧啶核苷怎么抑制酶很感兴趣，要做这些研究。

麻省理工公开课 - 化学原理课程节选