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A Customizable Approach for the Enzymatic Production and Purification of Diterpenoid Natural Products
Published on: October 4, 2019
Ingol-type diterpenes from Euphorbia antiquorum with mouse 11β-hydroxysteroid dehydrogenase type 1 inhibition
Wei-Yan Qi1, Wei-Yi Zhang, Yu Shen
1State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University , Lanzhou 730000, People's Republic of China.
Abstract:
Eighteen new ingol-type diterpenes, euphorantins A-R (1-18), along with four known analogues (19-22), were isolated from the aerial parts of Euphorbia antiquorum. Compounds 1-3 are the first examples of C-17-oxygenated ingol-type diterpenes, and compounds 16-18 represent a rare class of 2,3-di-epimers of ingols. Diterpenes 1, 14, and 22 exhibited inhibitory activities against mouse 11β-HSD1 with IC50 values of 12.0, 6.4, and 0.41 μM, respectively.

