Gnetuhainin S, a New Resveratrol Dimer from Gnetum hainanense

来源 :中国化学快报 | 被引量 : 0次 | 上传用户:njsnw
下载到本地 , 更方便阅读
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
Gnetuhainin S, a new resveratrol dimer, was isolated from the lianas of Gnetum hainanense C. Y. Cheng. Its structure and relative configuration were established on the basis of spectroscopic evidence.
其他文献
X-ray photoelectron spectroscopy and Raman spectroscopy were used to determine the chemical change ofpolyphenylsilsesquioxane (PPSQ) during pyrolysis in flowing
用单晶 X-射线衍射分析方法解析了[Co(2,3-tri)(cmen)Cl][ZnCl4](2,3-tri=N-(2-胺基乙基)-1,3-丙二胺,cmen=1,2-二胺基-丙烷,化学简式:CoCl(C9H25N5)ZnCl4,Mr=492.88)体系中的 2个异构
A new flavonol glycoside, named neosmitilbin was isolated form the rhizome of Smilax glabra. Its structure and absolute configuration were elucidated on the bas
The diprotonated perchlorate salt of 2,3-di-2-pyridyl-5-nitroquinoxaline [C18H13N5O2](ClO4)2((CH3OH)((C2H5OH) has been synthesized and characterized by elementa
In the implementation of hyperelliptic curve cryptosystems, a siginificant stepis the selection of secure hyperelliptic curves on which the Jacobian is construc
To search for more better sensitizer of organic solar cell,a series of multidentate squarines(Sq1~6)were synthesized,the structures wcre determined by elemental
Through B3LYP/6-31G** calculations, the 1, 4-pyrone effects on O-H bond dissociation energies (BDEs) of catechols in rings A or B of flavonoids were investigate
标题化合物[Ni(tacn)2]2·[Co(dmg)2Cl2]4·4H2O(C56H112Cl8Co4N28Ni2O20)是由NiCl2·6H2O、CoCl2·6H2O、tacn·3HCl和dmg(丁二酮肟)在甲醇溶液中反应而得。结构通过经石墨单色器单
四氟硼酸银和配体O,O′-双(8-喹啉基)-1,3-二氧丙烷(OPOQ)反应,生成标题配合物[Ag(OPOQ)](BF4) (C21H18AgBF4N2O2 , Mr = 525.05 ), 并通过了元素分析、红外光谱、核磁氢谱及
A spectrometric setup to perform total internal reflection fluorescence (TIRF) and synchronous TIRF measurements at solid/liquid interfaces is presented. The co