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ChemInform Abstract: Verticillane-Type Diterpenoids and an Eudesmanolide-Type Sesquiterpene from the Formosan Soft Coral Cespitularia hypotentaculata.

✍ Scribed by Yu-Chi Lin; Mohamed H. Abd El-Razek; Ya-Ching Shen

Publisher
John Wiley and Sons
Year
2010
Weight
23 KB
Volume
41
Category
Article
ISSN
0931-7597

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Abstract

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Verticillane-Type Diterpenoids and an Eudesmanolide-Type Sesquiterpene from the Formosan Soft Coral Cespitularia hypotentaculata
✍ Yu-Chi Lin; Mohamed H. Abd El-Razek; Ya-Ching Shen 📂 Article 📅 2010 🏛 John Wiley and Sons 🌐 German ⚖ 184 KB

## Abstract Four new diterpenes, cespihypotins W–Z (**1**–**4**), having the verticillane skeleton and characterized by an __α__,__β__‐unsaturated __γ__‐hydroxycyclopentanone moiety, and a new eudesmanolide‐type sesquiterpene, cespilactam A (**5**), containing an __α__,__β__‐unsaturated __γ__‐lacta

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Verticillane and Norverticillane Diterpenoids from the Formosan Soft Coral Cespitularia hypotentaculata
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## Abstract Five new diterpenes, cespihypotins W–Z (**1**–**4**, resp.) and cespihypotone (**5**) have been isolated from the AcOEt‐soluble fraction of the Formosan soft coral __Cespitularia hypotentaculata.__ Two of them having the norverticillane skeleton, __i.e.__, **1** and **2**, and the other

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✍ Yuan-Bin Cheng; Kuang-Liang Lo; Ching-Yeu Chen; Ashraf Taha Khalil; Ya-Ching She 📂 Article 📅 2008 🏛 John Wiley and Sons 🌐 German ⚖ 175 KB

## Abstract Investigation of the MeOH/CH~2~Cl~2~ extract of the soft coral __Cespitularia hypotentaculata__ collected in Taiwan has resulted in the isolation of four new verticillane‐type diterpenoids, cespihypotins M–P (**1**–**4**). Compounds **2** and **3** are C(20)‐epimers. Compound **4** with