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Key Documents

209058

Sigma-Aldrich

Rhodium(II) acetate dimer

powder

Synonym(s):

Rh2(OAc)4, Dirhodium tetraacetate, Tetrakis(acetato)dirhodium(II)

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About This Item

Linear Formula:
Rh2(OOCCH3)4
CAS Number:
Molecular Weight:
441.99
EC Number:
MDL number:
UNSPSC Code:
12161600
PubChem Substance ID:
NACRES:
NA.22

form

powder

Quality Level

reaction suitability

core: rhodium
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

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General description

Rhodium(II) acetate dimer is an effective catalyst for carbenoid reactions, hydrocarbon oxidation, hydroboration, and nitrene reactions.

Application

Effective catalyst for ylide formation.
Homogeneous catalyst.
Used in an efficient synthesis of ß-hydroxy-α-arylacrylates involving the decomposition of diazoetster intermediates with concomitant 1,2-arylmigration.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Doyle, M. P.
Chemical Reviews, 86, 919-919 (1986)
Tetrahedron Letters, 48, 1147-1147 (2007)
Carter, D.S. Van Vranken, D.L.
Tetrahedron Letters, 40, 1617-1617 (1999)
Aldrichimica Acta, 15, 13-13 (1982)
Sugimura, T.; Mori, A.
Tetrahedron Asymmetry, 14, 881-881 (2003)

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