221082

Quecksilber(II)-oxid gelb

ACS reagent, ≥99.0%

• Synonym(e): Präzipitat
• Lineare Formel: HgO
• CAS-Nummer: 21908-53-2
• Molekulargewicht: 216.59
• EG-Nummer: 244-654-7
• MDL-Nummer: MFCD00011045
• UNSPSC-Code: 12352303
• PubChem Substanz-ID: 329752247
• NACRES: NB.24

Eigenschaften

• Qualität: ACS reagent
• Qualitätsniveau: 200
• Assay: ≥99.0%
• Form: powder
• Eignung der Reaktion: reagent type: catalyst; core: mercury
• Verunreinigungen: ≤0.005% N compounds; ≤0.03% insol. dil. HCl
• Rückstand nach Reduktion: ≤0.05%
• mp (Schmelzpunkt): 500 °C (dec.) (lit.)
• Anionenspuren: chloride (Cl^-): ≤0.025%; sulfate (SO₄^2-): ≤0.01%
• Kationenspuren: Fe: ≤0.003%
• SMILES String: O=[Hg]
• InChI: 1S/Hg.O
• InChIKey: UKWHYYKOEPRTIC-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Yellow mercuric oxide shows antibacterial property and is commonly used in ophthalmic ointments.[1][2]

Anwendung

Yellow mercuric oxide in the presence of mercuric bromide catalyst may be used in the preparation of alkyl β-D-glucopyranoside tetra-O-acetates and tetra-O-benzoates from poly-O-acyl-α-D-glucopyranosyl bromides and different alcohols via Koenigs-Knorr syntheses.[2]

Sicherheitshinweise

• Piktogramme: GHS06,GHS08,GHS09
• Signalwort: Danger
• H-Sätze: H300 + H310 + H330,H373,H410
• P-Sätze: P262 - P264 - P273 - P280 - P302 + P352 + P310 - P304 + P340 + P310
• Gefahreneinstufungen: Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
• Zielorgane: Kidney
• Lagerklassenschlüssel: 6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable