2.1.4 Sinapic Acid
Biological Source It is obtained from the leaves and twigs of Viscum album L. (Loranthaceae)-European Mistletoe.
Preparation It may be prepared by the hydrolysis of sinapic acid choline ester obtained from the black mustard seeds of Brassica nigra Koch (Cruciferae) either in acidic medium or by enzymatic hydrolysis as given below: