Roots of Prunus armeniaca yielded a new A-type proanthocyanidin whose
structure was assigned as ent-epiafzelechin-3-O-p-hydroxybenzoate-(4 a
lpha-->8,2 alpha-->O-->7)-epiafzelechin (1). The structure of 1 was de
termined through extensive 1D and 2D NMR studies.