1,7-Bis(4-hydroxyphenyl)-3-hydroxy-1,3-heptadien-5-one

1,7-Bis(4-hydroxyphenyl)-3-hydroxy-1,3-heptadien-5-one shows strong inhibition of collagen-induced, arachidonic acid-induced, and adenosine diphosphate-induced platelet aggregation of human whole blood.