Platinum(II) bis(acetylacetonate)

Platinum(II) bis(acetylacetonate) is the coordination compound with the formula Pt(O₂C₅H₇)₂, abbreviated Pt(acac)₂. The homoleptic acetylacetonate complex of platinum(II), it is a yellow, benzene-soluble solid. According to X-ray crystallography, the Pt center is square planar.[2] The compound is a widely used precursor to platinum-based catalysts.[3]

Packing of Pt(acac)₂ molecules within a crystal.

Platinum(II) bis(acetylacetonate)

Names
Other names Bis(2,4-pentanedionato)platinum; Platinum bis(acetylacetonate); Bis(acetylacetonato)platinum
Identifiers
CAS Number	15170-57-7
3D model (JSmol)	Interactive image
ChemSpider	4588258
ECHA InfoCard	100.035.642
EC Number	239-223-5
PubChem CID	10960186
InChI InChI=1S/2C5H8O2.Pt/c2*1-4(6)3-5(2)7;/h2*3,6H,1-2H3;/b2*4-3-; Key: VEJOYRPGKZZTJW-FDGPNNRMSA-N
SMILES CC(=CC(=O)C)O.CC(=CC(=O)C)O.[Pt]
Properties
Chemical formula	C10H14O4Pt
Molar mass	393.302 g·mol^−1
Appearance	yellow solid
Density	2.362 g/cm^3
Melting point	239.4 C (dec.)[1]
Solubility in water	insoluble
Hazards
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H302, H312, H315, H319, H332, H335, H361
GHS precautionary statements	P201, P202, P261, P264, P270, P271, P280, P281, P301+312, P302+352, P304+312, P304+340, P305+351+338, P308+313, P312, P321, P322, P330, P332+313, P337+313, P362, P363, P403+233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

The complex is prepared by the reaction of the platinum(II) aquo complex [Pt(H₂O)₄]²⁺ with acetylacetone.[4]

See also

• Palladium(II) bis(acetylacetonate)
• Nickel(II) bis(acetylacetonate)

References

1. Flanagan, Scott; Hall, Eric; Bowie, Wade; Fuhs, James W.; Logan, Robbie; Maniei, Farzaneh; Hunt, Andrew (2005). "A design-of-experiments approach to modeling activity coefficients in solvent mixtures: a case study using platinum(ii) acetylacetonate in mixtures of acetone, cyclohexanol, 1,2,3,4-tetrahydronaphthalene and propylene carbonate". Green Chemistry. 7 (5): 333. doi:10.1039/b418130a. ISSN 1463-9262.
2. Ha, Kwang (2011). "Crystal Structure of Bis(pentane-2,4-dionato)κ²O,O')platinum(II), Pt(C₅H₇O₂)₂". Zeitschrift für Kristallographie - New Crystal Structures. 226. doi:10.1524/ncrs.2011.0147.
3. Xiaoqing Huang, Zipeng Zhao, Liang Cao, Yu Chen, Enbo Zhu, Zhaoyang Lin, Mufan Li, Aiming Yan, Alex Zettl, Y. Morris Wang, Xiangfeng Duan, Tim Mueller, Yu Huang (2015). "High-Performance Transition Metal-Doped Pt₃Ni Octahedra for Oxygen Reduction Reaction". Science. 348: 1230-1234. doi:10.1126/science.aaa8765.CS1 maint: multiple names: authors list (link)
4. Okeya, Seichi; Kawaguchi, Shinichi (1980). "The Bis(β‐diketonato)Platinum(II)Complexes". Inorganic Syntheses. 20: 65-67. doi:10.1002/9780470132517.ch20.