Fig. 1From: Molluscicidal effectiveness of Luo-Wei, a novel plant-derived molluscicide, against Oncomelania hupensis, Biomphalaria alexandrina and Bulinus truncatusStructural formula of TDS (Luo-Wei) and its chemical name. TDS (C52H84O24, molecular weight 1093.23) is a pentacyclic triterpenoid saponin extracted from the tea seed pomace (Camellia oleifera) that is left after commercial pressing of seeds for tea oil. Its chemical name listed at the International Union of Pure and Applied Chemistry (IUPAC) is(3β, 16α)-28-oxo-D-xylopyranose-(1 → 3)-O -β-D-pyran-(1 → 4)-O-6-deoxy-α-L-mannopyranosyl-(1 → 2)-β-D-xylopyranose-17 -hydroxymethyl-16, 21, 22-trihydroxyoleanolic-12-alkeneBack to article page