查询词典 boldine

We discussed the syntheses of two different types of plant alkaloids in this thesis. In part A, we aimed at total syntheses in two kinds of aporphine alkaloids, lirioferine and boldine. In part B, we developed a tactic about radical cyclization in polyhydroxylated piperidine synthesis.

中文摘要本篇论文中探讨了两种不同种类植物碱的合成，在A部分中，我们针对阿朴吩类天然物中的鹅掌楸啡碱与波儿丁碱做了各自的全合成研究；在B部分中，我们发展了一种自由基环化策略运用在含多羟的哌啶类化合物之合成上。

Similarly, starting from isovialine, we successfully produced boldine with 6% yield and 62% e.e.

另外，利用异香草醛当起始物，经过十四步，可得到总产率6%、光学纯度62% e.e。

Starting from boldine (56), secoboldine (57) was prepared by ring opening at N6 position. Then the resulting secondary amine, secoboldine (57), was treated with various substituted benzaldehydes, to form a series of diarybutanoid-like tertiary amine alkaloids.

以波尔定碱(boldine， 56)做起始物，在N 6位置做开环反应可以得到次波尔定碱(secoboldine， 57)，再用还原胺化反应在二级胺上接上不同的苯醛，可以得到一系列的三级胺生物碱化合物。

But Severus escaped the hands of those that Julianus had sent to murder him and sent a letter to the praetorian guard, giving them the signal either to desert Julianus or to kill him.

赛维鲁总算逃过了尤利阿努斯派来的杀手，并写了一封信给罗马的禁卫军，向他们发出信号，要么抛弃尤利阿努斯，要么干掉他。他们立即服从了。

This text is in terms of this of " human nature ", it is under the influence of western literature human nature thought to probe into, awakening in human nature of novel works and all sorts of limitations that affectionate The school of Mandarin Duck and butterfly.

本文便是从"人性"这一角度，探讨在西方文学人性思想的影响下，清末民初鸳鸯蝴蝶派的言情、哀情小说作品在人性方面的觉醒与种种局限。