Plant anticancer agents XXIX. Cleomiscosin A from Simaba multiflora, Soulamea soulameoides, and Matayba arborescens

Cleomiscosin A (1) has been isolated from Simaba multiflora and Soulamea soulameoides in the Simaroubaceae through bioactivity-directed fractionation and from Matayba arborescens in the Sapindaceae . The structure of cleomiscosin A (1) was established through spectroscopic studies and chemical reactions.