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Agallochaols A and B, Two New Diterpenes from the Chinese Mangrove Excoecaria agallochaL.

✍ Scribed by Ji-Dong Wang; Yue-Wei Guo


Publisher
John Wiley and Sons
Year
2004
Tongue
German
Weight
110 KB
Volume
87
Category
Article
ISSN
0018-019X

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✦ Synopsis


Abstract

Two new ent‐isopimarane diterpenoids, agallochaols A (1) and B (2), were isolated from the dried stems and leaves of the mangrove Excoecaria agallocha L. Their structures were established on the basis of spectroscopic data and chemical evidence.


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## Abstract Two new iridoid glycosides, named scyphiphorins A (**1**) and B (**2**), together with four known compounds, geniposidic acid (=(1__S__,4a__S__,7a__S__)‐1‐(__Ξ²__‐D‐glucopyranosyloxy)‐1,4a,5,7a‐tetrahydro‐7‐(hydroxymethyl)cyclopenta[__c__]pyran‐4‐carboxylic acid; **3**), 4‐(4‐hydroxy‐3‐m