Caesalpiniaceae Extract

4-O-Methylepisappanol (compound 9) is nature product that could be isolated from heartwood of Caesalpinia sappan. 4-O-Methylepisappanol is a potent neuraminidase inhibitor on the surface of influenza viruses with IC₅₀ values of 42.8, 63.2, and 63.2 µM for A/Chicken/Korea/MS96/96 [H9N2], A/PR/8/34 [H1N1], and A/Hong Kong/8/68 [H3N2], respectively.

1,2,3,7-Tetrahydroxy-8-methoxy-6-methyl-9,10-anthraquinone is an anthraquinone compound isolated from the seeds of Cassia obtusifolia.

Emodin-1-O-β-gentiobioside is an anthraquinone.

Chrysophanol triglucoside is an anthraquinone isolated from Cassia obtusifolia, inhibits protein tyrosine phosphatases 1B (PTP1B) and α-glucosidase with IC₅₀s of 80.17 and 197.06 µM, respectively. Chrysophanol triglucoside has the potential for diabetes research.

Chrysoobtusin 2-β-D-glucoside is an anthraquinone glycoside found in Cassia obtusifolia. Chrysoobtusin 2-β-D-glucoside may have potential anti-inflammatory and antioxidant activities.

1-Desmethylobtusin is an anthraquinone compound can be isolated from Cassia obtusifolia L.