Journal ArticleDOI
Clerodane-type diterpenes and other constituents of Penianthus zenkeri
Hans Achenbach,Hans Hemrich +1 more
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TLDR
In this article, twenty-four compounds were isolated from Penianthus zenkeri and their structures determined by spectroscopic and chemical studies, including 6-Hydroxycolumbin, 6-hydroxyisocolumbin and penianthic acid methyl ester.About:
This article is published in Phytochemistry.The article was published on 1991-01-01. It has received 14 citations till now. The article focuses on the topics: Glucoside & Diterpene.read more
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Clerodane diterpenes: sources, structures, and biological activities
TL;DR: The major active clerodanes of Salvia divinorum can be used as novel opioid receptor probes, allowing greater insight into opioid receptor-mediated phenomena, as well as opening additional areas for chemical investigation.
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Identification of Minor Secondary Metabolites from the Latex of Croton lechleri (Muell-Arg) and Evaluation of Their Antioxidant Activity
Simona De Marino,Fulvio Gala,Franco Zollo,Sara Vitalini,Gelsomina Fico,Francesco Visioli,Maria Iorizzi +6 more
TL;DR: Dragon’s blood sap, a viscous red sap derived from Croton lechleri Muell-Arg, is extensively used by indigenous cultures of the Amazonian basin for its wound healing properties and antioxidant activity was tested.
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Hypoglycemic diterpenoids from Tinospora crispa.
TL;DR: Intraperitoneal injection of 4 and 6 showed significant lowering of plasma glucose levels in normal and streptozotocin-induced type 1 diabetic mice, accounting for the hypoglycemic effect of borapetoside C.
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Alkaloids of the menispermaceae
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Chemical Constituents in the Leaves of Vateria indica
Tetsuro Ito,Yuichi Masuda,Naohito Abe,Masayoshi Oyama,Ryuichi Sawa,Yoshikazu Takahashi,Veliah Chelladurai,Munekazu Iinuma +7 more
TL;DR: Comprehensive re-investigation of the chemical constituents in the leaves of Vateria indica resulted in the isolation of a novel resveratrol dimeric dimer having a C(2)-symmetric structure, vateriaphenol F.
References
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^ C-Nuclear Magnetic Resonance (NMR) Spectra of O-Acylglucoses. Additivity of Shift Parameters and Its Application to Structure Elucidations
TL;DR: In this paper, the CMR spectra of all positional isomers of mono-O-myristoyl-α- and β-D-glucopyranoses in pyridine-d5 are reported and discussed in connection with the anomalies of 1α and 1β-O -acyl derivatives.
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Modifizierte Cyclodextrine ‐ neue, hochenantioselektive Trennphasen für die Gaschromatographie
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Constituents of West African Medicinal Plants
TL;DR: Extracts of the stems and roots of Heptacyclum zenkeri Engl.