NEW ANTITUMOR GLYCOCYCLOHEXAPEPTIDE FROM RUBIA YUNNANENSIS

来源 :Chinese Chemical Letters | 被引量 : 0次 | 上传用户：jinhui4620

【摘要】

：

A new antitumor glycocyclohexapcptide,RY-III,was isolated from Rubia yunnanensis.The structure of RY-III was elucidated by means of spectral methods.

【出处】

：

Chinese Chemical Letters

【发表日期】

：

1993年12期

【关键词】

：

Rubia elucidated ANTITUMOR ISOLATE 日卜 grateful ROOTS latter

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

A new antitumor glycocyclohexapcptide,RY-III,was isolated from Rubia yunnanensis.The structure of RY-III was elucidated by means of spectral methods.

其他文献

OPTICALLY ACTIVE AMINO ACIDS WITH HIGHLY BRANCHED SIDE CHAIN (I) SYNTHESIS OF D- AND L- 2-AMINO-5,5-

The title compounds were prepared by the enzymatic resolution of the corresponding N-acetylated DL-amino acids methyl esters, which were obtained from t-butyl c

期刊

ACIDSIDEESTERSenzymaticreagentBUTYLFISCHERPhysiol二谷ANHYDRIDE

10种医学搜索引擎检索性能的比较研究

对10种医学搜索引擎的基本检索功能进行比较，同时选取有代表性的7个检索提问从检索结果相关性、无效链接情况及不同搜索引擎之间重复索及同一站点的情况进行网络评测，分析不同

期刊

搜索引擎检索策略比较研究医学

THE PROCESS OF THE EMULSIFIER-FREE POLYMERIZATION IN THE PRESENCE OF BARIUM SULFATE POWDER

The process of emulsifier-free copolymerization of the Styrene-Butyl Acrylate-K_sS_sO_s-water in thepresence of Barium Sulfate(BS)powder was investigated under

期刊

POLYMERIZATIONINITIATORsolubilityMONOMEREMULSIONvariedproportionalEXPLAIN

IMPROVED METHOD FOR RNA SECONDARY STRUCTURE PREDICTION’

A simple stepwise folding process has been developed to simulate RNA secondarystructure formation.Modifications for the energy parameters of various loops werei

期刊

FOLDINGRNASTEPWISEdeterm吐司日卜巴歇大奴均口成氏

文献检索教师的心理健康

从自身的文献检索课教学实践说起，阐明心理健康的意义，标准和标志以及增进心理健康的措施。

期刊

文献检索教师心理健康

NEW EREMOPHILANOLIDES FROM LIGULARIA VEITCHIANA

The structures of three new eremophilanolides isolated from the roots of LigulariaVeitchiana were shown,by the spectral and chemical evidences,to be 1β,10β-ep

期刊

METHOXYepoxyhydroxevidencesaerialeremoROOTSSIGNASINGLETCONTINUATION

THE PSEUDO ORBITAL STUDIES ON ELECTROPHILIC AROMATIC SUBSTITUTION

The electrophilic aromatic substitution reactions have been studied by using the con-cept of pseudo orbital proposed by authors,Because the unoccupied orbitals

期刊

aromaticORBITALsubstitutionREAGENTreactantCENTERSREACTIVITYORBITALAPPROX

TWO MINOR ALKALOIDS FROM THE ROOTS OF STEMONA TUBEROSA L.

Two new alkaloids namely tuberostemoninal andtuberostemoamide as minor components were isolated from the rootsof Stemona tubeross.Their structures were determin

期刊

ALKALOIDSCOSYMINORfinallyINHIBITassignDEPTdeterwithtPROTON

藏用并举藏阅合一阅借一体化—谈谈我馆样本书库的建设及其开发利用

期刊

图书馆管理藏书建设样本书库一体化

简析新课程标准下的导数应用

本文对在新课程标准下导数的各种应用通过具体的例题进行了简析，并进一步阐述了其中所蕴含的数学思想与方法。

期刊

导数应用数学思想教学方法新课程标准

NEW ANTITUMOR GLYCOCYCLOHEXAPEPTIDE FROM RUBIA YUNNANENSIS

其他学术论文