Chimnoi, N.; Khunnawutmanotham, N.; Feungfuloy, P.; Chatrewongwan, K.; Techasakul, S. Facile Isolation and Purification of Thailandine, a Biologically Active Oxoaporphine Alkaloid, from Stephania venosa Leaves Using Ion-Pair Liquid-Liquid Extraction. Res. J. Med. Plant 2013, 7, 68-76.
Chimnoi, N.; Khunnawutmanotham, N.; Feungfuloy, P.; Chatrewongwan, K.; Techasakul, S. Facile Isolation and Purification of Thailandine, a Biologically Active Oxoaporphine Alkaloid, from Stephania venosa Leaves Using Ion-Pair Liquid-Liquid Extraction. Res. J. Med. Plant 2013, 7, 68-76.