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Rhodium Oxide
Rh2O3
12036-35-0
Product Product Code Order or Specifications
(2N) 99% Rhodium Oxide RH-OX-02 Contact American Elements
(3N) 99.9% Rhodium Oxide RH-OX-03 Contact American Elements
(4N) 99.99% Rhodium Oxide RH-OX-04 Contact American Elements
(5N) 99.999% Rhodium Oxide RH-OX-05 Contact American Elements

 

CHEMICAL
IDENTIFICATION
Formula CAS No. PubChem
SID
PubChem CID MDL No. EC No IUPAC Name Beilstein
Re. No.
SMILES
Identifier
InChI
Identifier
InChI
Key
Rh2O3 12036-35-0 24852240 82936 MFCD00011205 234-846-9 Dioxorhodium   [Rh+3].[Rh+3].[O-2].[O-2].[O-2] InChI=1S/3O.2Rh/q3*-2;2*+3 XBBXDTCPEWHXKL-UHFFFAOYSA-N

Compound Formula Mol. Wt. Appearance Density

Exact Mass

Monoisotopic Mass Charge MSDS
O3Rh2 253.81 Black Powder 11.4 g/cm3   253.795752 Da   Safety Data Sheet


Oxide IonRhodium Oxide is a highly insoluble thermally stable Rhodium source suitable for glass, optic and ceramic applications. Rhodium oxide is a dark grey odorless powder, insoluable High Purity (99.999%) Rhodium Oxide (Rh2O3) Powderin water, with catalytic properties. Oxide compounds are not conductive to electricity. However, certain perovskite structured oxides are electronically conductive finding application in the cathode of solid oxide fuel cells and oxygen generation systems. They are compounds containing at least one oxygen anion and one metallic cation. They are typically insoluble in aqueous solutions (water) and extremely stable making them useful in ceramic structures as simple as producing clay bowls to advanced electronics and in light weight structural components in aerospace and electrochemical applications such as fuel cells in which they exhibit ionic conductivity. Metal oxide compounds are basic anhydrides and can therefore react with acids and with strong reducing agents in redox reactions. Rhodium Oxide is also available in pellets, pieces, powder, sputtering targets, tablets, andnanopowder (from American Elements' nanoscale production facilities). See Nanotechnology for more nanotechnology applications information. Rhodium Oxide is generally immediately available in most volumes. Ultra high purity and high purity compositions improve both optical quality and usefulness as scientific standards. Nanoscale (See also Nanotechnology Information and Quantum Dots) elemental powders and suspensions, as alternative high surface area forms, may be considered. Additional technical, research and safety (MSDS) information is available.

Rhodium(Rh) atomic and molecular weight, atomic number and elemental symbolRhodium is a Block D, Group 9, Period 5 element. The number of electrons in each of Rhodium's shells is 2, 8, 18, 16, 1 and its electronic configuration is [Kr] 4d8 5s1. In its elemental form rhodium's CAS number is 7440-16-6. The rhodium atom has a radius of 134.5.pm and it's Van der Waals radius is 200.pm. Rhodium is not toxic. Rhodium is a member of the platinum group of metals. It has a higher melting point than platinum, but a lower Rhodium Bohr Modeldensity. It is alloyed with platinum and palladium in electrodes for spark plugs, advanced laboratory equipment and in thermocouples. Rhodium compounds also have catalytic uses in automotive catalytic converters. Rhodium is used as a plating metal in jewelry production to enhance the whiteness of white gold. Rhodium is available as metal and compounds with purities from 99% to 99.999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder. Rhodium was first discovered by William Wollaston in 1803. The name Rhodium, originates from the Greek word 'Rhodon' which means rose. See Rhodium research below.

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Safety &
Handling
 
Signal Word Hazard Statements Hazard Codes Risk Codes Safety Precautions RTECS No. Transport Information WGK Germany
        22-24/25     3

 

Synonyms for Rhodium Oxide Include:


Dirhodium trioxide
Dioxorhodium
Rhodium(III) Oxide

 


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PACKAGING SPECIFICATIONS FOR BULK & RESEARCH QUANTITIES


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Shipping documentation includes a Certificate of Analysis and Material Safety Data Sheet (MSDS). Solutions are packaged in polypropylene, plastic or glass jars up to palletized 440 gallon liquid totes.

 

 

Show more forms of Rhodium
 

Recent Research & Development for Rhodium

  • Direct Access to Parent Amido Complexes of Rhodium and Iridium through N?H Activation of Ammonia. Mena I, Casado MA, García-Orduña P, Polo V, Lahoz FJ, Fazal A, Oro LA. Angew Chem Int Ed Engl. 2011 Oct 12. doi: 10.1002/anie.201104745. [Epub ahead of print] No abstract available. PMID: 21994125 [PubMed - as supplied by publisher]

  • Asymmetric Hydrogenation of ?- and ?-Enamido Phosphonates: Rhodium(I)/Monodentate Phosphoramidite Catalyst. Zhang J, Li Y, Wang Z, Ding K. Angew Chem Int Ed Engl. 2011 Oct 11. doi: 10.1002/anie.201104912. [Epub ahead of print] No abstract available. PMID: 21990114 [PubMed - as supplied by publisher]

  • An operando DRIFTS investigation into the resistance against CO(2) poisoning of a Rh/alumina catalyst during toluene hydrogenation. Scalbert J, Meunier FC, Daniel C, Schuurman Y. Phys Chem Chem Phys. 2011 Oct 11. [Epub ahead of print] PMID: 21989590 [PubMed - as supplied by publisher]

  • Rh(III)-Catalyzed Oxidative Olefination of N-(1-Naphthyl)sulfonamides Using Activated and Unactivated Alkenes. Li X, Gong X, Zhao M, Song G, Deng J, Li X. Org Lett. 2011 Oct 11. [Epub ahead of print] PMID: 21988638 [PubMed - as supplied by publisher]

  • Synthesis of Isochromene and Related Derivatives by Rhodium-Catalyzed Oxidative Coupling of Benzyl and Allyl Alcohols with Alkynes. Morimoto K, Hirano K, Satoh T, Miura M. J Org Chem. 2011 Oct 11. [Epub ahead of print] PMID: 21988500 [PubMed - as supplied by publisher]

  • Pyridine synthesis from oximes and alkynes via rhodium(iii) catalysis: Cp* and Cp(t) provide complementary selectivity. Hyster TK, Rovis T. Chem Commun (Camb). 2011 Oct 10. [Epub ahead of print] PMID: 21986995 [PubMed - as supplied by publisher]

  • Rhodium-catalyzed redox allylation reactions of ketones. Williams FJ, Grote RE, Jarvo ER. Chem Commun (Camb). 2011 Oct 10. [Epub ahead of print] PMID: 21984365 [PubMed - as supplied by publisher]

  • Enantioselective Rhodium(I)-Catalyzed [3+2] Annulations of Aromatic Ketimines Induced by Directed C?H Activations. Tran DN, Cramer N. Angew Chem Int Ed Engl. 2011 Oct 4. doi: 10.1002/anie.201105766. [Epub ahead of print] No abstract available. PMID: 21976453 [PubMed - as supplied by publisher]

  • Asymmetric N?H Insertion Reaction Cooperatively Catalyzed by Rhodium and Chiral Spiro Phosphoric Acids. Xu B, Zhu SF, Xie XL, Shen JJ, Zhou QL. Angew Chem Int Ed Engl. 2011 Oct 4. doi: 10.1002/anie.201105485. [Epub ahead of print] No abstract available. PMID: 21976452 [PubMed - as supplied by publisher]

  • Rhodium-Catalyzed Reaction of 1-Alkenylboronates with Aldehydes Leading to Allylation Products. Shimizu H, Igarashi T, Miura T, Murakami M. Angew Chem Int Ed Engl. 2011 Oct 4. doi: 10.1002/anie.201105148. [Epub ahead of print] No abstract available. PMID: 21976365 [PubMed - as supplied by publisher]

  • Rhodium-Catalyzed Annulation of N-Benzoylsulfonamide with Isocyanide through C?H Activation. Zhu C, Xie W, Falck JR. Chemistry. 2011 Oct 4. doi: 10.1002/chem.201102475. [Epub ahead of print] No abstract available. PMID: 21972033 [PubMed - as supplied by publisher]

  • "Cofactor"-Controlled Enantioselective Catalysis. Dydio P, Rubay C, Gadzikwa T, Lutz M, Reek JN. J Am Chem Soc. 2011 Oct 11. [Epub ahead of print] PMID: 21961536 [PubMed - as supplied by publisher]

  • Selective hydroformylation-hydrogenation tandem reaction of isoprene to 3-methylpentanal. Behr A, Reyer S, Tenhumberg N. Dalton Trans. 2011 Sep 29. [Epub ahead of print] PMID: 21960209 [PubMed - as supplied by publisher]

  • Synthesis of ?,?-Disubstituted Aryl Amines by Rhodium-Catalyzed Amination of Tertiary Allylic Trichloroacetimidates. Arnold JS, Cizio GT, Nguyen HM. Org Lett. 2011 Oct 21;13(20):5576-9. Epub 2011 Sep 29. PMID: 21958228 [PubMed - in process]

  • Unravelling the Reaction Path of Rhodium-MonoPhos-Catalysed Olefin Hydrogenation. Alberico E, Baumann W, de Vries JG, Drexler HJ, Gladiali S, Heller D, Henderickx HJ, Lefort L. Chemistry. 2011 Sep 28. doi: 10.1002/chem.201101793. [Epub ahead of print] PMID: 21956660 [PubMed - as supplied by publisher]

  • Fluorous Hydrosilylation. Carreira M, Contel M. Top Curr Chem. 2011 Sep 28. [Epub ahead of print] PMID: 21952841 [PubMed - as supplied by publisher]

  • The oxidative conversion of the N,S-bridged complexes [{RhLL'(?-X)}(2)] to [(RhLL')(3)(?-X)(2)](+) (X = mt or taz): a comparison with the oxidation of N,N-bridged analogues. Blagg RJ, López-Gómez MJ, Charmant JP, Connelly NG, Cowell JJ, Haddow MF, Hamilton A, Orpen AG, Riis-Johannessen T, Saithong S. Dalton Trans. 2011 Sep 27. [Epub ahead of print] PMID: 21952645 [PubMed - as supplied by publisher]

  • Ligand Fluorination to Optimize Preferential Oxidation (PROX) of Carbon Monoxide by Water-Soluble Rhodium Porphyrins. Biffinger JC, Uppaluri S, Sun H, Dimagno SG. ACS Catal. 2011 May 18;1(7):764-771. PMID: 21949596 [PubMed]

  • Rhodium-Catalyzed Intermolecular [2+2+2] Cross-Trimerization of Aryl Ethynyl Ethers and Carbonyl Compounds To Produce Dienyl Esters. Miyauchi Y, Kobayashi M, Tanaka K. Angew Chem Int Ed Engl. 2011 Sep 21. doi: 10.1002/anie.201105519. [Epub ahead of print] No abstract available. PMID: 21948312 [PubMed - as supplied by publisher]

  • Zinc-catalyzed allenylations of aldehydes and ketones. Fandrick DR, Saha J, Fandrick KR, Sanyal S, Ogikubo J, Lee H, Roschangar F, Song JJ, Senanayake CH. Org Lett. 2011 Oct 21;13(20):5616-9. Epub 2011 Sep 26. PMID: 21942658 [PubMed - in process]

     

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