Abscisic Acid Methyl Ester is an intermediate in the synthesis of Abscisic Aldehyde (A110005) which is an intermediate in the biosynthesis of the plant hormone Abscisic Acid (A110000). It is also the biosynthetic precursor of phytohormone Abscisic Acid (ABA), which regulates stress responses and controls numerous aspects of plant growth and development. Molecular Formula: C16H22O4 Solubility: Chloroform, Methanol Molecular Weight: 278.33999999999997