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A New ent-Kaurane Diterpenoid from Isodon enanderianus

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Chinese Chemical Letters 2001年第8期12卷 711-712页

作者： Zhi NA Bei JIANG Hui YANG zhong wen lin Han Dong SUN Laboratory of Phytochemistry Kunming Institute of BotanyChinese Academy of SciencesKunming 650204 Chemistry Deparment of the College of Life Science and Chemistry Yunnan UniversityKunming 650091

A new spirosecokaurenoid, enanderinanin F 1 and its C-6 epimer, angustifolin were isolated from the aerial parts of Isodon enanderianus. The structure of 1 was determined on the basis of spectral data, especially by 2... 详细信息

关键词： Isodon enanderianus ent -kaurane diterpenoid enanderinanin F angustifolin

Two New Gallotannins from Pistacia weinmannifolia

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Chinese Chemical Letters 2000年第1期11卷 53-56页

作者： Ai Jun HOU Li Yan PENG Yan Ze LIU zhong wen lin Han Dong SUN Laboratory of phytochemistry Kunming Institute of BotanyChinese Academy of SciencesKunming 650204 Department of Phytochemistry Henan College of Traditional Chinese MedicieZhengzhou 450003

Two new gallotannins, pistafolins A (1) and B (2), were isolated from the leaf extract of Pistacia weinmannifolia. Their structures were determined by spectral methods.

关键词： Pistacia weinmannifolia Anacardiaceae gallotannin pistafolin A pistafolin B

A New Diterpene Glycoside from Isodon forrestii

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Chinese Chemical Letters 2001年第2期12卷 145-146页

作者： Shuang Xi MEI Yun Xin DENG Quan Bin HAN zhong wen lin Han Dong SUN Laboratory of Phytochemistry Kunming Institute of BotanyAcademia SinicaKunming 650204 Department of Pharmacy Guiyang Medical CollegeGuiyang 550000

A new diterpene glycoside named 9(10-->20)-abeo-7 beta ,10 beta ,11,15-tetrahydroxy-8,11,13-abietatrien-12-O-beta -D-glucopyranoside was isolated from aerial parts of Isodon forrestii. Its structure was determined by ... 详细信息

关键词： Isodon forrestii, diterpene glycoside, abietanoid 9(10→20)-abeo-7β,10β,11,15-tetra-hydroxy-8,11,13-abietatrien-12-O-β-D-glucopyranoside

Two New ent-Kaurane Diterpenoids from Isodon xerophilus

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Chinese Chemical Letters 2000年第9期11卷 795-798页

作者： Ai Jun HOU Hui YANG Bei JIANG Qin Shi ZHAO Yan Ze LIU zhong wen lin Han Dong SUN Laboratory of Phytochemistry Kunming Institute of BotanyChinese Academy of SciencesKunming 650204 Department of Phytochemistry Henan College of Traditional Chinese MedicineZhengzhou 450003

Two new ent-kaurane diterpenoids, xerophilusin E (1) and xerophilusin F (2), were isolated from the leaves of Isodon xerophilus. Their structures were determined as 3, 20: 7, 20-diepoxy-ent-kaur-16-en-15-one and 7 beta, 14 beta, 20 (R)-trihydroxy-11 beta-acetoxy-7,20-cyclo-ent-kaur-16-en-6, 15-dione, respectively, by spectral methods and X-ray crystallographic analysis.

关键词： Isodon xerophilus Labiatae ent-kaurane diterpenoids xerophilusin E xerophilusin F

Two New Abietane Diterpenoids from Coleus xanthanthus

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Chinese Chemical Letters 2000年第12期11卷 1069-1072页

作者： Shuang Xi MEI Zhi NA Xue Mei NIU Chao Ming LI zhong wen lin Han Dong SUN Laboratory of Phytochemistry Kunming Institute of BotanyChinese Academy of SciencesKunming 650204

From the petroleum part of the 70% acetone extract of Coleus xanthanthus, two new abietane diterpenoids have been isolated and identified as 11-acetoxy-coleon U(1) and 11,16-diacetoxy-coleon U(2). Their structures wer... 详细信息

关键词： Coleus xanthanthus abietane diterpenoids coleone 11-acetoxy-coleon U 11,16-diacetosy-coleon U

A New 1β-hydroxy-ent-kaurenoid From Isodon Enanderianus

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Chinese Chemical Letters 1998年第8期9卷 733-734页

作者： Yan Hong WANG Yao Zu CHEN zhong wen lin Han Dong SUN (School of Chemistry and Chemical Engineering, zhongshan University, Guangzhou 510275)(State Key Laboratory of Applied organic Chemistry, Lanzhou University, Lanzhou, 730000, and Department of Chemi Sch. of Chem./Chemical Engineering Zhongshan University Guangzhou 510275 China State Key Lab. of Appl. Organ. Chem. Lanzhou University Lanzhou 730000 China Department of Chemistry Zhejiang University Hangzhou 310027 China Laboratory of Phytochemistry Kunming Institute of Botany Chinese Academy of Sciences Kunming 650204 China

A new 1β-hydroxy-ent-kauren diterpenoid, enanderianin C1, has been isolated from the leaves of Isodon enanderianus, and its structure has been elucidated by spectroscopic evidences.

关键词： labiatae isodon enanderianus ent-kauren diterpene

Two New Abietane Quinones from Isodon lophanthoides var. Micranthus

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Chinese Chemical Letters 2003年第6期14卷 591-593页

作者： Ai Hua ZHAO Sheng Hong LI Yong Wei LI Quan Bin HUAN Qin Shi ZHAO zhong wen lin Han Dong SUN State Key Laboratory of Phytochemistry and Plant Resources in West China Kunming Institute of BotanyChinese Academy of SciencesKunming 650204

The structures of two new abietane quinones, named micranthins A and B, were determined to be 7a-methoxy-14, 16-epoxy-8, 13-abietadiene-11, 12-dione (1) and 16-acetoxy-6, 7-dehydroroyleanone (2) respectively, which we... 详细信息

关键词： Isodon lophanthoides var. micranthus Labiatae abietane quinones micranthin A miranthin B.

A New Abietane Diterpenoid from Orthosiphon wulfenioides

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Chinese Chemical Letters 2002年第2期13卷 141-142页

作者： Wei XIANG Sheng Hong LI Qin Shi ZHAO Zhi NA Bei JIANG Hong Jie ZHANG zhong wen lin Han Dong SUN Laboratory of Phytochemistry Kunming Institute of BotanyChinese Academy of SciencesKunming 650204

A new abietane diterpenoid, orthosiphonol (11-methoxy-12, 14-dihydroxy-8, 11, 13-abieta trien-7-one) (1) together with known 11-hydroxysugiol (2) were isolated from Orthosiphon wulfenioides. Their structures were det... 详细信息

关键词： Orthosiphon wulfenioides abietane diterpenoid orthosiphonol.

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潜变量交互效应建模方法演变与简化

心理科学进展 2010年第8期18卷 1306-1313页

作者：温忠麟吴艳华南师范大学心理应用研究中心广州510631 香港考试及评核局

综述了近年来加入乘积指标的潜变量交互效应建模方法,从产生乘积指标的策略、参数约束方法、均值结构与指标中心化的关系三个方面,讨论了建模方法的简化进程。最后总结出同类方法中比较简洁又不失精确的潜变量交互效应建模方法——无需... 详细信息

综述了近年来加入乘积指标的潜变量交互效应建模方法,从产生乘积指标的策略、参数约束方法、均值结构与指标中心化的关系三个方面,讨论了建模方法的简化进程。最后总结出同类方法中比较简洁又不失精确的潜变量交互效应建模方法——无需均值结构的无约束方法,并给出了建模步骤。

关键词：潜变量交互效应结构方程指标均值结构