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Merck
CN

209058

Rhodium(II) acetate dimer

≥97%, 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:
15956-28-2
Molecular Weight:
441.99
NACRES:
NA.22
PubChem Substance ID:
24852229
UNSPSC Code:
12161600
EC Number:
240-084-8
MDL number:
MFCD00003538

Key Documents

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Product Name

Rhodium(II) acetate dimer, ≥97%, powder

InChI key

SYBXSZMNKDOUCA-UHFFFAOYSA-J

InChI

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

SMILES string

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

Quality Level

200

assay

≥97%

form

powder

reaction suitability

core: rhodium
reagent type: catalyst

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Application

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

General description

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

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H315,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
MKCS7908
MKCS0103
MKCQ9298
MKCS6667
MKCR1777

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Shifa Zhu et al.
Organic letters, 6(3), 377-380 (2004-01-30)
[reaction: see text] Rh(2)(OAc)(4) catalyzed the formation of exclusively trans fluorinated alkenes from aldehydes and pentafluorobenzaldehyde tosylhydrazone salts, which were readily prepared from pentafluorobenzaldehyde using the Bamford-Stevens reaction. A series of pentafluorophenyl-containing alkenes were synthesized from aldehydes in moderate to
Catalytic enantioselective C-H activation by means of metal-carbenoid-induced C-H insertion.
Huw M L Davies et al.
Chemical reviews, 103(8), 2861-2904 (2003-08-14)
Zhaohui Qu et al.
The Journal of organic chemistry, 69(1), 217-219 (2004-01-03)
The relative rate constants for the Rh(II)-catalyzed insertion of diazoacetone into the O-H bond have been measured through intermolecular competitions. The kinetic data were subjected to Hammett correlation analysis, and mechanistic implication of the results with respect to a stepwise
Tetrahedron Letters, 48, 1147-1147 (2007)
Sugimura, T.; Mori, A.
Tetrahedron Asymmetry, 14, 881-881 (2003)
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