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Merck

227129

Sigma-Aldrich

Cobalt(II) acetylacetonate

97%

Sinónimos:

2,4-Pentanedione cobalt(II) derivative, Bis(2,4-pentanedionato)cobalt, Co(acac)2, Cobaltous acetylacetonate

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About This Item

Fórmula lineal:
Co(C5H7O2)2
Número de CAS:
Peso molecular:
257.15
EC Number:
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

97%

form

powder and chunks

reaction suitability

core: cobalt

impurities

≤3% water

mp

165-170 °C (lit.)

SMILES string

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

InChI

1S/2C5H8O2.Co/c2*1-4(6)3-5(2)7;/h2*3,6H,1-2H3;/q;;+2/p-2/b2*4-3-;

InChI key

UTYYEGLZLFAFDI-FDGPNNRMSA-L

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Application


  • Cobalt (II)-Catalyzed Isocyanide Insertion Reaction with Amines: Details a synthetic method for forming ureas and azaheterocycles catalyzed by Cobalt(II) acetylacetonate, applicable in pharmaceutical synthesis (Zhu et al., 2014).

  • Cobalt‐Catalyzed C−H Functionalizations by Imidate Assistance: Describes a method using Cobalt(II) acetylacetonate for C-H functionalization, important for organic synthesis and material chemistry (Mei & Ackermann, 2016).

  • Cobalt (II) acetylacetonate covalently anchored onto magnetic mesoporous silica nanospheres: Focuses on its use as a catalyst for epoxidation of olefins, relevant for catalysis research (Li et al., 2015).

Cobalt(II) acetylacetonate can be used:
  • A precursor in the solvothermal synthesis of Co3O4 nanoparticles. These nanoparticles exhibit high electrochemical performance and are used as a potential supercapacitor material due to their excellent capacitance and cycling stability.
  • A precursor in the preparation of Co3O4 nanoparticles via hydrothermal method. The resulting Co3O4 nanoparticles exhibit a highly-uniform mesoporous structure and tunable sizes, making them promising for CO sensing applications.
  • A precursor for the growth of cobalt oxide thin films using Metal-Organic Chemical Vapor Deposition (MOCVD).

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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