Viburnum odoratissimum is a folk medicinal plant, it can dredge the meridian passage and contains mainly diterpenes, triterpenes, flavonoids, sesquiterpenes, lignans, coumarin glycosides, etc. Vibsanin-type diterpenoids are the characteristic compounds of V. odoratissimum, and are divided into
As a part of our ongoing search for neuroprotective compounds from natural products, two new iridoid glycosides, vibsansuspenside A-B (1-2), along with five known terpenoids (3-7), were isolated from the dry leaves of Viburnum odoratissimum. Their chemical structures were well determined by means of