Evidence-Based Complementary and Alternative Medicine

Research Article

In Vitro Assessment of the Cercaricidal Activity of Sida acuta Burm. F. and Sida rhombifolia Linn. (Malvaceae) Hydroethanolic Extracts, Cytotoxicity, and Phytochemical Studies

Table 5

Main signals exhibited in the LC-DAD-MS spectra of compounds detected in the hydroethanolic extract from Sida acuta the whole plant and proposed attribution.


RT (min)	Exp. mass	Cald. mass	Molecular formula	Identified compounds	Structure

4.80	277.0977; [M + Na]⁺	277.24	C₁₅H₁₀O₄Na	Chrysin (flavonoid)	17
5.19	233.1090; [M + H]⁺	233.28	C₁₆H₁₂N₂	Cryptolepine (alkaloid)	18
5.61	287.0545; [M + H]⁺	287.24	C₁₅H₁₀O₆	Kaempferol (flavonoid)	19
6.05	229.0828; [M + H]⁺	229.24	C₁₄H₁₃O₃	Xanthyletin (coumarin)	20
6.48	314.1371; [M + H]⁺	314.13	C₁₈H₂₁NO₄	N-Feruloyltyramine (polyphenol)	4
7.48	277.2147; [M + H]⁺	277.14	C₁₁H₂₀O₄	Thamnosmonin (coumarin)	9
7.75	249.1035; [M + H]⁺	249.28	C₁₆H₁₃N₂O	Cryptolepinone (alkaloid)	21
8.26	309.2067; [M + Na]⁺	309.24	C₁₅H₁₀O₆Na	Luteolin (flavonoid)	22
12.30	284.2629; [M + Na]⁺	284.26	C₁₆H₁₂O₅Na	Acacetin (flavonoid)	23