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Sigma-Aldrich

Rhodium(III) acetylacetonate

97%

Sinonimo/i:

2,4-Pentanedione rhodium(III) derivative, Rh(acac)3

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About This Item

Formula condensata:
[CH3COCH=C(O-)CH3]3Rh
Numero CAS:
Peso molecolare:
400.23
Numero CE:
Numero MDL:
Codice UNSPSC:
12352103
ID PubChem:
NACRES:
NA.23

Saggio

97%

Forma fisica

solid

Impiego in reazioni chimiche

reagent type: catalyst

Punto di fusione

263-264 °C (lit.)

Stringa SMILE

CC(=O)\C=C(/C)O[Rh](O\C(C)=C\C(C)=O)O\C(C)=C\C(C)=O

InChI

1S/3C5H8O2.Rh/c3*1-4(6)3-5(2)7;/h3*3,6H,1-2H3;/q;;;+3/p-3/b3*4-3+;
DGOINFUDFBWCMX-MUCWUPSWSA-K

Descrizione generale

Rhodium(III) acetylacetonate is a yellowcrystalline compound composed of rhodium atoms coordinated with three acetylacetonate ligands. It iswidely used in the field of catalysis, organic electronics and to prepare Rhcomplexes. It is soluble inorganic solvents.

Applicazioni

Rhodium(III) acetylacetonate can be used:
  • As a precursor to synthesize Rh nanocrystals with catalytic activities.
  • As an efficient catalyst for the α-alkylation of ketones, β-alkylation of secondary alcohols, and the alkylation of amines with primary alcohols.
  • To prepare highly phosphorescent complexes for organic light-emitting devices.
  • To synthesize the Rh2P NCs supported on carbon (Rh2P/C) by a one-step solvothermal method via a direct reaction between Rh(acac)3 and tri-n-octylphosphine (TOP). The resultant electrocatalyst exhibited remarkable performance for both the hydrogen evolution reaction and the oxygen evolution reaction, surpassing the capabilities of Rh/C and Pt/C catalysts for water splitting .
  • To prepare Single-atom Rh/N-doped carbon electrocatalyst for the oxidation of formic acid.
  • To synthesize Pt–Rh NWs as highly efficient electrocatalysts toward ethanol oxidation reaction (EOR) for Direct ethanol fuel cells. The electrocatalyst demonstrated improved catalytic activities, primarily attributed to the presence of Rh, which enhances its ability to resist poisoning.

Pittogrammi

Health hazardExclamation mark

Avvertenze

Warning

Classi di pericolo

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT SE 3

Organi bersaglio

Respiratory system

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

dust mask type N95 (US), Eyeshields, Gloves


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He, D-H. et al.
Tetrahedron Letters, 36, 1059-1059 (1995)
Organic Light-Emitting Devices with High External Quantum Efficiency and Operational Stability Based on Highly Phosphorescent Cyclometalating Rhodium(III) Complexes
Fangfang Wei, et al.
Energy & Fuels, 35, 19123-19131 (2021)
Subnanometer PtRh Nanowire with Alleviated Poisoning Effect and Enhanced C?C Bond Cleavage for Ethanol Oxidation Electrocatalysis
Yiming Zhu, et al.},
ACS Catalysis, 9, 6607-6612 (2019)
Single-atom Rh/N-doped carbon electrocatalyst for formic acid oxidation
Yu Xiong, et al.
Nature Nanotechnology, 5, 390-397 (2020)
High-Performance Rh2P Electrocatalyst for Efficient Water Splitting
Haohong Duan, et al
Journal of the American Chemical Society, 139, 5494-5502 (2017)

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