Zinc Acetylacetonate, chemically denoted as Zn(C5H7O2)2

Zinc Acetylacetonate, chemically denoted as Zn(C5H7O2)2, is a significant organometallic compound known for its catalytic properties and precursor role in the synthesis of various zinc-containing materials. This white to yellowish crystalline solid is characterized by its melting point of 124-126°C and boiling point of 129-131°C at 10 mmHg . With a molar mass of 263.60 g·mol−1, it is soluble in organic solvents such as ethanol and acetone but has limited solubility in water .

As a catalyst, Zinc Acetylacetonate is extensively used in organic reactions, including polymerization and esterification processes. It is also employed as a stabilizer in plastics and rubber formulations, enhancing their thermal stability . Moreover, it serves as a precursor in the synthesis of zinc oxide and other zinc-containing materials, which are utilized in electronics, pigments, and pharmaceuticals .

The compound is not typically found in nature as a standalone entity; however, zinc and acetylacetone (the ligand) are both naturally occurring substances . It is primarily synthesized in laboratories or industrial settings through the reaction of zinc salts with acetylacetone .

Zinc Acetylacetonate is also used in the preparation of thin films and is valued in applications such as polymerization processes and as a catalyst in reactions involving organometallic compounds . The compound's trimer form, Zn3(acac)6, features each Zn ion coordinated by five oxygen atoms in a distorted trigonal bipyramidal structure .

Safety is a critical consideration when handling Zinc Acetylacetonate, as it may cause irritation to the skin and eyes. It is classified with hazard codes and risk statements indicating potential health risks, and safety statements advising on proper handling . Therefore, it is imperative to follow proper safety protocols when working with this compound.

In summary, Zinc Acetylacetonate is a versatile compound with a broad range of applications in catalysis, material science, and chemical synthesis. Its unique properties and reactivity make it an important player in the development of new technologies and industrial processes.