1,3-Cyclopentanedione was used in the synthesis of chemical probes for selective labeling of sulfuric acid proteins. is a versatile reagent for synthesis of perhydroazulenes, prostaglandin products (biologically active unsaturated 20-carbon fatty acids including a 5-carbon ring, derived enzymatically ), and Knoevenagel products.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.