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 4

Main signals exhibited in the LC-DAD-MS spectra of compounds detected in the hydroethanolic extract from Sida rhombifolia aerial parts and proposed attribution.


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

0.34	203.0527; [M + Na]⁺	203.0526	C₆H₁₂O₆Na	Glucose (sugar)	1
3.06	219.0986; [M + H]⁺	219.0922	C₁₅H₁₁N₂	Quindoline (alkaloid)	2
3.13	503.2959; [M + Na]⁺	503.2979	C₂₇H₄₄O₇Na	20-Hydroxyecdysone (steroid)	3
3.50	314.1371; [M + H]⁺	314.1387	C₁₈H₂₀NO₄	N-Feruloyltyramine (polyphenol)	4
3.91	353.2281; [M + Na]⁺	353.2298	C₂₀H₃₄O₅Na	NI	5
3.98	239.1246; [M + Na]⁺	239.1254	C₁₁H₂₀O₄Na	NI	6
4.20	259.1693; [M + Na]⁺	259.1669	C₁₅H₂₄O₂Na	NI	7
4.39	617.1259; [M + Na]⁺	617.1271	C₃₀H₂₆O₁₃Na	Tiliroside (flavonoid)	8
4.77	277.1409; [M + H]⁺	277.0895	C₁₅H₁₇O₅	Thamnosmonin (coumarin)	9
4.94	319.2227; [M + H]⁺	319.2227	C₁₅H₃₁N₂O₅	NI (alkaloids)	10
5.01	207.0982; [M + H]⁺	207.0657	C₁₁H₁₁O₄	Scoparone (coumarin)	11
5.07	463.2637; [M + Na]⁺	463.2626	C₁₉H₄₀N₂O₉	NI (alkaloid)	12
5.25	363.2484; [M + H]⁺	363.2490	C₁₇H₃₅N₂O₆	NI (alkaloid)	13
5.38	635.4454; [M + Na]⁺	635.4453	C₃₀H₆₄N₂O₁₀Na	NI (alkaloid)	14
5.57	377.2641; [M + H]⁺	377.2646	C₁₈H₃₇N₂O₆	NI (alkaloid)	15
6.30	413.2643; [M + Na]⁺	413.2663	C₂₄H₃₈O₄Na	Di-(2-ethylhexyl) phthalate	16

NI: not identified.