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482285

Rhodium(II)-Azetat-Dimer

99.9% trace metals basis

Synonym(e):

Dirhodium-Tetraessigsäure, Tetrakis(acetato)dirhodium(II)

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Größe/SKUVerfügbarkeitPreis
250 mg
Warenkorb auf Verfügbarkeit prüfen
€ 552,00
1 g
Warenkorb auf Verfügbarkeit prüfen
€ 1.480,00

Über diesen Artikel

Lineare Formel:
Rh2(OOCCH3)4
CAS-Nummer:
Molekulargewicht:
441.99
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352103
EC Number:
240-084-8
MDL number:

€ 552,00


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Quality Segment

product line

Sol-Gel Precursors

assay

99.9% trace metals basis

form

powder

reaction suitability

reaction type: C-H Activation, reagent type: catalyst

SMILES string

CC(=O)O[Rh]OC(C)=O.CC(=O)O[Rh]OC(C)=O

InChI

1S/4C2H4O2.2Rh/c4*1-2(3)4;;/h4*1H3,(H,3,4);;/q;;;;2*+2/p-4

InChI key

SYBXSZMNKDOUCA-UHFFFAOYSA-J

General description

Rhodium(II) acetate dimer is a well-defined, air-stable organometallic complex widely recognized for its unique paddlewheel structure and exceptional catalytic properties. As a versatile catalyst, it plays a pivotal role in synthetic chemistry, particularly in C–H activation, carbene transfer, and cyclopropanation reactions. Its solubility in organic solvents and robust reactivity profile make it a valuable tool for homogeneous catalysis, fine chemical synthesis, and pharmaceutical development. Additionally, its use as a precursor in solution-based processes and potential in vapor deposition techniques is being explored for advanced material fabrication.

Application

Catalyst for Rh-mediated C-H activation
Wirkungsvoller Katalysator für die Ylid-Bildung.
Rhodium(II) acetate dimer can be used as:
  • A precursor for solution-based synthesis of rhodium-containing nanomaterials and thin films, for the use in vapor deposition and surface modification for catalysis and electronic applications.
  • A highly selective catalyst for C–H activation and functionalization reactions, enabling direct modification of unactivated C–H bonds for the efficient synthesis of complex molecules, including natural products and pharmaceuticals.
  • A catalyst for metal-carbene and nitrene transfer reactions, facilitating cyclopropanation, C–H amination, and ylide formation with high stereocontrol and functional group tolerance.

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Dieser Artikel
209058424889399191
description

99.9% trace metals basis

description

≥97%, powder

description

97%

description

-

form

powder

form

powder

form

powder

form

powder

assay

99.9% trace metals basis

assay

≥97%

assay

97%

assay

-

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

reaction suitability

reaction type: C-H Activation, reagent type: catalyst

reaction suitability

reagent type: catalyst, core: rhodium

reaction suitability

reagent type: catalyst, core: rhodium

reaction suitability

reagent type: catalyst


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Piktogramme

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Signalwort

Warning

Gefahrencodes

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Lagerklasse

11 - Combustible Solids

Was ist los?

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

PSA (Persönliche Schutzausrüstung)

Eyeshields, Gloves, type N95 (US)



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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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