236470

Chrom(VI)-oxid

ACS reagent, ≥98.0%

• Synonym(e): Chromsäureanhydrid
• Empirische Formel (Hill-System): CrO₃
• CAS-Nummer: 1333-82-0
• Molekulargewicht: 99.99
• EG-Nummer: 215-607-8
• MDL-Nummer: MFCD00010952
• UNSPSC-Code: 12352303
• PubChem Substanz-ID: 329752434
• NACRES: NB.24

Eigenschaften

• Qualität: ACS reagent
• Assay: ≥98.0%
• Form: powder or crystals
• Eignung der Reaktion: reagent type: oxidant
• Verunreinigungen: ≤0.01% insolubles
• pH-Wert: <1 (20 °C, 100 g/L)
• mp (Schmelzpunkt): 196 °C (dec.) (lit.)
• Anionenspuren: chloride (Cl^-): ≤0.005%; nitrate (NO₃^-): ≤0.05%; sulfate (SO₄^2-): ≤0.005%
• Kationenspuren: Fe, Al, Ba: ≤0.03%; Na: ≤0.2%
• SMILES String: O=[Cr](=O)=O
• InChI: 1S/Cr.3O
• InChIKey: WGLPBDUCMAPZCE-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Chromium(VI) oxide is an oxidizing reagent for the oxidation of carbon-hydrogen bonds to alcohols, alkylaromatics to ketones and carboxylic acids, alkenes to α, β-unsaturated ketones, arenes to quinones, and alcohols to aldehydes, ketones, acids, and keto acids.

Sicherheitshinweise

• Piktogramme: GHS03,GHS06,GHS08,GHS05,GHS09
• Signalwort: Danger
• H-Sätze: H271,H301 + H311,H314,H317,H330,H334,H335,H340,H350,H361f,H372,H410
• P-Sätze: P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Gefahreneinstufungen: Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Muta. 1B - Ox. Sol. 1 - Repr. 2 - Resp. Sens. 1 - Skin Corr. 1A - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 5.1A - Strongly oxidizing hazardous materials
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable