2-Methyltetrahydrofuran-3-one also known as fema 3373 or tetrahydro-2-methyl-3-furanone belongs to the class of organic compounds known as furanones.

Zeatin Riboside is the most active and ubiquitous form of the naturally occurring cytokinins that promote cell division, stimulate shoot proliferation, inhibit root formation, slow the aging process, and activate gene expression and metabolic activity.

AVE5688, an inhibitor of glycogen phosphorylase (GP), has IC50 values of 430 nM and 915 nM, and Kd values of 170 nM and 530 nM for rmGPb and rmGPa, respectively.