Orthosphenic acid (compound 12) is a natural product isolated from the roots of Tripterygium wilfordii.
[1]. Hu P Y, et al. Chemical constituents from the root of Tripterygium wilfordii[J]. Asian Journal of Chemistry, 2014, 26(14): 4344-4346.
[1]. Hu P Y, et al. Chemical constituents from the root of Tripterygium wilfordii[J]. Asian Journal of Chemistry, 2014, 26(14): 4344-4346.