727970

Cobalt(II)-acetylacetonat

≥99.0% (KT)

• Synonym(e): 2,4-Pentandion Cobalt(II)-Derivat, Bis-(2,4-pentandionato)-cobalt, Co(acac)₂, Cobaltacetylacetonat
• Lineare Formel: Co(C₅H₇O₂)₂
• CAS-Nummer: 14024-48-7
• Molekulargewicht: 257.15
• EG-Nummer: 237-855-6
• MDL-Nummer: MFCD00000014
• UNSPSC-Code: 12161600
• PubChem Substanz-ID: 329764366
• NACRES: NA.22

Eigenschaften

• Assay: ≥99.0% (KT)
• Form: powder
• Eignung der Reaktion: core: cobalt; reagent type: catalyst
• Partikelgröße: ≤20 mesh
• mp (Schmelzpunkt): 165-170 °C (lit.)
• Anionenspuren: chloride, bromide (as Cl)^-: ≤500 mg/kg
• Kationenspuren: Ca: ≤50 mg/kg; Cd: ≤50 mg; Co: ≤50 mg/kg; Cu: ≤50 mg/kg; Fe: ≤50 mg/kg; K: ≤100 mg/kg; Na: ≤100 mg/kg; Ni: ≤50 mg/kg; Pb: ≤50 mg/kg; Zn: ≤50 mg/kg
• 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-;
• InChIKey: UTYYEGLZLFAFDI-FDGPNNRMSA-L

Beschreibung

Allgemeine Beschreibung

Cobalt(II) acetylacetonate is a coordination compound commonly used as a precursor to synthesize cobalt-containing materials. It can also be used as a catalyst in organic synthesis.

Anwendung

Cobalt(II) acetylacetonate can be used as a catalyst for oxidative isocyanide insertion and catalytic cycloaddition reactions. Additionally, Co(acac)₂ is also used in allylic and benzylic oxidation reactions.

Cobalt(II) acetylacetonate can be used as a catalyst for the dehydration reaction of aldoximes to synthesize nitriles.

Sicherheitshinweise

• Piktogramme: GHS08,GHS05,GHS07,GHS09
• Signalwort: Danger
• H-Sätze: H302,H317,H318,H334,H350i,H360F,H410
• P-Sätze: P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Gefahreneinstufungen: Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1
• Lagerklassenschlüssel: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable