Abrusoside from Abrus precatorius

The sweet-tasting compounds from Abrus fruticulosus and A. precatorius (Fabaceae) also are a mixture of triterpene glycosides related to cycloartenol (Choi et al., 1989 Fullas et al., 1990). Abrusosides A-D (19-22) are 30-100 times sweeter than a 2% solution of sucrose. 

Choi, Y., R. Hussain, J. M. Pezutto, A. D. Kinghorn, and J. F. Morton, Abrusosides A-D, four novel sweet-tasting triterpene glycosides from the leaves of Abrus precatorius, J. Nat. Prod., 52, 1118-1127 (1989). 

Four novel and sweet-tasting triterpene glycosides (abrusosides A-D) have come from the leaves of Abrus precatorius their carbohydrate components are not novel. ... 

---