胡桐，海棠木

Calanolide E2 has anti-HIV activity.

Mesuaxanthone A and mesuaxanthone B are two yellow pigments.They produce varying degrees of C.N.S. depression characterised by ptosis, sedation, decreased spontaneous motor activity, loss of muscle tone, potentiation of pentobarbitone sleeping time and et

Pyranojacareubin is a natural product from Calophyllum inophyllum.

Pancixanthone A may have antimalarial activity, it also shows a significant antileishmanial activity against the promastigote forms of Leishmania mexicana and L. infantum and against the amastigote forms of L. infantum.

Isoapetalic acid and apetalic acid exhibit cytotoxic activities towards both cancer cell lines(human breast cancer (MCF-7) and human lung carcinoma (A-549) cell lines) and both Gram-positive bacteria(two Gram-positive bacteria, S. aureus and B. subtilis a

2-Hydroxyxanthone is a natural product from Calophyllum inophyllum.

Tovopyrifolin C是一种存在于多种植物中的天然黄酮，对monoamine oxidase（单胺氧化酶）有抑制作用（IC50=2.7 µM）。

Macluraxanthone (3-Hydroxyblancoxanthone) 具有许多生物活性，包括抗胆碱酯酶、抗氧化、抗癌、抗疟疾、抗炎和免疫调节作用。Macluraxanthone 通过增加表达CD86的巨噬细胞的百分比，同时减少其CD14、CD11b 和CD80的表达，来促进M1类促炎症巨噬细胞的极化。Macluraxanthone 在促炎症刺激物脂多糖的存在下明显减少了TNF-α和IL-10细胞因子的产生。