Shikimic acid Molecular Formula: C7H10O5 Molecular Weight: 174.15 CAS Number: 138-59-0 Herb Source Illicium religiosum Shikimic acidSynonyms: ( ... 3R,4S,5R)-(-)-3,4,5-Trihydroxy-1-cyclohexenecarboxylic acid; 3,4,5 ... phosphoenolpyruvic acid to tyrosine. It is used as a biosynthetic precursor of many alkaloids, aromatic amino acids. Shikimic acid , ...