Research Article
Antidiabetic, Antimicrobial, and Molecular Profiling of Selected Medicinal Plants
Table 5
Secondary metabolites from the different fractions of plants.
| | Annotated compounds | Calculated Mass | Observed Mass | Formula | Double bond equivalence | Absolute error (ppm) | Retention time (tR) minute | Source |
| | Catechin or epicatechin | 290.07 | 291.08 | C15H14O6 | 9 | 0.16 | 6.25 | A. catechu (W and E) | | Gallocatechin or epigallocatechin | 306.07 | 307.08 | C15H14O7 | 9 | 0.65 | 5.22 | A. catechu (W and E) | | Procyanidin | 578.15 | 579.15 | C30H26O12 | 18 | 0.79 | 5.87 | A. catechu (W and E) | | Emodin | 270.05 | 271.06 | C15H10O5 | 11 | 2.8 | 18.65 | A. catechu (E) | | Quercetin | 302.04 | 303.05 | C15H10O7 | 11 | 3.65 | 8.04 | S. robusta/A. catechu/M. malabathricum (E) | | Gossypin | 480.09 | 481.09 | C21H20O13 | 12 | 1.84 | 8.8 | S. robusta (E) | | Bergenin | 328.08 | 329.08 | C14H16O9 | 7 | 2.91 | 5.11 | S. robusta (E) | | Quercetin 3- O-β-D-apiofuranosyl(1 ⟶ 2)-[6-O-(3-hydroxy-3-methylglutaroyl)]-β-D-glucopyranoside | 740.18 | 741.18 | C32H36O20 | 15 | 4.31 | 11.52 | S. robusta (E) | | Quercetin 7-methyl ether 3-[3-hydroxy-3-methylglutaryl-(1->6)]-[apiosyl-(1->2)-galactoside] | 754.19 | 755.19 | C33H38O20 | 15 | — | 12.76 | S. robusta (E) | | Avicularin (quercetin 3-α -L-arabinofuranoside) | 435.09 | 434.08 | C20H18O11 | 12 | 3.9 | 7.83 | S. robusta (E) | | Kaempferol 3-O-α-L-arabinopyranoside | 418.08 | 419.08 | C20H18O10 | 12 | 2.83 | 8.22 | S. robusta (E) | | Quercetin 3-O-(6”-O-galloyl)-β-glucopyranoside | 616.1 | 617.11 | C28H24O16 | 17 | 0.65 | 7.16 | M. malabathricum (E) | | Kaempferol | 286.04 | 287.05 | C15H10O6 | 11 | 0.19 | 8.69 | M. malabathricum (E) | | Isoquercetin | 464.09 | 465.1 | C21H20O12 | 12 | 0.43 | 7.58 | M. malabathricum (E) | | Dorsteniol | 262.08 | 263.09 | C14H14O5 | 8 | 1.19 | 8.14 | F. religosa (H) |
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E: ethyl acetate; W: water; H: hexane.
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