Research Article
Physiochemical, Insecticidal, and Antidiabetic Activities of Senna occidentalis Linn Root
Table 2
Results of phytochemical screening of Senna occidentalis root.
| Metabolites | Tests | Methanol |
| Alkaloids | Dragendorff’s | ++++ | Mayer’s | ++++ | Hager’s | ++++ | Wagner’s | ++++ |
| Coumarins | KOH/U. V. | ++ |
| Flavonoids | NaOH/KOH | +++ | NH3OH con. | +++ | ALCL3 (flavones or and chalcone). | +++ | Mg/HCL (flavones/flavanol glycosides) | − |
| Glycosides | Anthraquinane | + | Cardiac | + |
| Saponins | Foam | +++ |
| Sterols/triterpene | Liebermann–Burchard | −/++++ | Salkowski | −/++++ |
| Tannins | Ferric chloride | +++ | Salts gelatin | ++ |
| Sugar | Molisch’s | +++ | Fehling’s/Benedict’s | + | Barfoed’s | +++ |
| Amino acids | Ninhydrin | + | Xanthopreotic | ++ |
| Proteins | Biuret | ++ |
| Lipids | Sudan III | – |
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++++ = very high amount, +++ ≡ high amount, ++ ≡ moderate amount, + ≡ low amount, ± ≡ trace amount or absent, and − = absent.
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