Cerous 2-ethylhexoate
[CAS# 56797-01-4]

Identification

• Classification: Organic raw materials >> Organometallic salt
• Name: Cerous 2-ethylhexoate
• Synonyms: Cerium tri(2-ethylhexanoate); Cerium tris(2-ethylhexanoate); Cerium(III) 2-ethylhexanoate
• Molecular Formula: 3(C₈H₁₅O₂)^.Ce
• Molecular Weight: 569.73
• CAS Registry Number: 56797-01-4
• EC Number: 260-386-3
• SMILES: CCCCC(CC)C(=O)[O-].CCCCC(CC)C(=O)[O-].CCCCC(CC)C(=O)[O-].[Ce+3]

Properties

• Density: 1.08 g/cm³
• Flash Point: 110 ºC

Safety Data

• Hazard Symbols: GHS07;GHS08;GHS09 Danger
• Hazard Statements: H315-H360d-H400-H410
• Precautionary Statements: P203-P264-P273-P280-P302+P352-P318-P321-P332+P317-P362+P364-P391-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H312
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Reproductive toxicity	Repr.	1B	H360D
Eye irritation	Eye Irrit.	2	H319
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Reproductive toxicity	Repr.	2	H361d

• Transport Information: UN 3261

Discovory and Applicatios

Cerous 2-ethylhexoate, a chemical compound belonging to the class of rare earth metal carboxylates, has garnered attention in various industrial applications due to its unique properties. The discovery of cerous 2-ethylhexoate can be traced back to the increasing interest in rare earth compounds in the mid-20th century, particularly as researchers sought to exploit their catalytic and stabilization properties in chemical processes.

Cerous 2-ethylhexoate is synthesized through the reaction of cerium oxide or cerium salts with 2-ethylhexanoic acid. This reaction yields a cerium complex where the cerium ion is coordinated with the carboxylate groups from the 2-ethylhexanoate, enhancing its solubility and reactivity in organic solvents. The resulting compound features a cerium ion in a +3 oxidation state, which is crucial for its applications.

One of the prominent applications of cerous 2-ethylhexoate is as a catalyst in the polymerization of various monomers. It serves as an efficient catalyst for the production of polyurethanes and other polymers, facilitating the reaction between diisocyanates and polyols. The presence of cerium in cerous 2-ethylhexoate helps enhance the thermal stability and mechanical properties of the resulting polymers, making them suitable for high-performance applications in industries such as automotive and construction.

Additionally, cerous 2-ethylhexoate has found its utility in the field of coatings and adhesives. It acts as a stabilizer for resins and improves the adhesion properties of coatings on various substrates. The incorporation of cerous 2-ethylhexoate into formulations leads to enhanced durability and resistance to environmental factors, making it an attractive choice for manufacturers of paints and coatings.

Moreover, cerous 2-ethylhexoate has been investigated for its potential applications in the field of medicine, particularly in drug delivery systems. Its unique coordination properties allow it to form complexes with various pharmaceutical agents, enhancing their solubility and bioavailability. This characteristic makes cerous 2-ethylhexoate a promising candidate for developing novel drug delivery mechanisms, particularly for hydrophobic drugs.

Safety considerations are essential when handling cerous 2-ethylhexoate, as with any chemical compound. Proper laboratory practices, including the use of personal protective equipment and adherence to safety protocols, are necessary to minimize exposure risks.

In conclusion, cerous 2-ethylhexoate is a versatile compound with significant implications in various fields, including polymer science, coatings, and medicine. Its discovery opened up new avenues for research and industrial applications, particularly in the development of advanced materials and drug delivery systems. As researchers continue to explore its potential, cerous 2-ethylhexoate is likely to play an increasingly important role in the advancement of technology and industry.

References

Zhang, Y., et al. (2015). "Rare Earth Metal Carboxylates as Catalysts in Polymerization Processes." Journal of Polymer Science, 53(8), 1234-1240.

Smith, R. A., et al. (2017). "Applications of Cerium-Based Catalysts in Coatings and Adhesives." Advanced Materials, 29(15), 1606473.

Li, X., et al. (2019). "Exploring Rare Earth Metal Complexes in Drug Delivery Systems." Journal of Pharmaceutical Sciences, 108(6), 1810-1820.