个性化文献订阅>文章检索

文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共18条记录   Stereoselective synthesis of a novel chiral piperazine. [作者：Kojima, Satoshi;Chabayashi, Takashi;Umeda, Yasuhiro;Iwamoto, Akihisa;Tanabe, Kazuhisa;Ohkata, Katsuo;,期刊：Heterocycles, 页码：1493-1501 , 文章类型： 研究论文，,卷期：2008年75-6] (2S,6S)-2,4,6-Tris(phenylmethyl)piperazine was prepd. in 11 steps and 53% overall yield from S-phenylalanine. Key steps in the synthesis involved reductive amination to introduce an ethoxycarbonylmethyl group on to the ... Synthesis of the diazatricyclic core of madangamines via cyclic N,O-acetalization-bridgehead reduction. [作者：Yoshimura, Yuta;Kusanagi, Takahiko;Kibayashi, Chihiro;Yamazaki, Naoki;Aoyagi, Sakae;,期刊：Heterocycles, 页码：1329-1354 , 文章类型： 研究论文，,卷期：2008年75-6] Compounds (More Than One Hetero Atom)) Section An approach to synthesize the diazatricyclic core of the madangamine alkaloids is described. The synthesis involves intramol. N,O-acetalization of the keto-aminophenol whic...