4-羟基苯乙酸被认为是微溶的（在水中）并且呈酸性。 4-羟基苯乙酸可由乙酸合成。

7-O-Methylbiochanin A is an isoflavone derivative that can be isolated from the roots of Lotus polyphyllos and other plants of the water lily family.

2-羟基辛酸属于称为中链脂肪酸的有机化合物类别。