Phytochemical investigation of the roots of Asparagus curillus Buch.-Ham. ex Roxb., furnished an o-benzoquinone derivative named 5-hydroxy-7-oxabicyclo[4.2.0]octa-1,5-diene-3,4-dione (1) and a steroidal saponin named 25S-5β-spirostan-3β-yl-O-[β-D-glucopyranosyl-(1→4)-β-D-glucopyranoside] (2). Compounds 1 and 2 are reported for the first time from this source. However, the aglycone of 2, named sarsasapogenin, is well known and recognized for its medicinal utility in obesity and diabetes. The structures of 1 and 2 were elucidated by means of their chemical, physical, and spectral analyses, including 2D NMR techniques.
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Acknowledgment
This work was financially supported by UGC, New Delhi, under the Dr. D. S. Kothari Postdoctoral Fellowship Scheme [Grant No. F. 4-2/2006(BSR)/13-321/2010(BSR)].
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Published in Khimiya Prirodnykh Soedinenii, No. 5, September–October, 2014, pp. 749–750.
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Semwal, D.K., Semwal, R.B. & Singh, G. Benzoquinone Derivative and Sarsasapogenin Glycoside from Asparagus curillus . Chem Nat Compd 50, 865–867 (2014). https://doi.org/10.1007/s10600-014-1102-x
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DOI: https://doi.org/10.1007/s10600-014-1102-x