1.04633

Hypophosphorous acid

50%, for analysis EMSURE^®

• Synonym(e): Phosphinsäure
• UNSPSC-Code: 12352301
• NACRES: NA.21

Eigenschaften

• product name: Phosphinsäure 50 %, for analysis EMSURE^®
• Dampfdruck: 30 hPa ( 20 °C)
• Qualitätsniveau: 300
• Produktlinie: EMSURE^®
• Form: liquid
• Konzentration: ≥49.5% (alkalimetric)
• Verunreinigungen: ≤0.0001% Cd (Cadmium); ≤0.0001% Zn (Zinc); ≤0.0005% As (Arsenic); ≤0.0005% Cu (Copper); ≤0.0005% Mn (Manganese); ≤0.0005% Ni (Nickel); ≤0.0005% Pb (Lead); ≤0.001% K (Potassium); ≤0.005% Ba (Barium); ≤0.005% Ca (Calcium); ≤0.005% Fe (Iron); ≤0.015% Chloride (Cl); ≤0.02% Total sulfur (as SO₄); ≤0.10% Na (Sodium)
• pH-Wert: 1 (20 °C in H₂O)
• bp: 108 °C/1013 hPa (decomposition)
• mp (Schmelzpunkt): <-25 °C
• Dichte: 1.21-1.26 g/cm³ at 20 °C
• Lagertemp.: no temp limit

Beschreibung

Anwendung

• One-Pot Synthesis and in Silico Molecular Docking Studies of Arylselanyl Hydrazides as Potential Antituberculosis Agents.: This research illustrates the utilization of 50% Hypophosphorous acid in the synthesis of arylselanyl hydrazides, emphasizing its role as a reducing agent to facilitate novel antituberculosis compounds, reflecting its significance in medicinal chemistry applications (Borges et al., 2022).


• Formation of Thick Aminophenyl Films from Aminobenzenediazonium Ion in the Absence of a Reduction Source.: This study explores the action of 50% Hypophosphorous acid in the spontaneous formation of aminophenyl films from diazonium ions without additional reducing agents, highlighting its potential in surface coating processes (Simons et al., 2014).

Hinweis zur Analyse

Gehalt (alkalimetrisch): ≥ 49,5 %
Phosphonsäure und Phosphorsäure (als H₃PO₃): ≤ 2
Chlorid (Cl): ≤ 0,015 %
Gesamtschwefel (als SO₄): ≤ 0,02 %
As (Arsen): ≤ 0,0005 %
Ba (Barium): ≤ 0,005 %
Ca (Calcium): ≤ 0,005 %
Cd (Cadmium): ≤ 0,0001 %
Cu (Kupfer): ≤ 0,0005 %
Fe (Eisen): ≤ 0,005 %
K (Kalium): ≤ 0,001 %
Mn (Mangan): ≤ 0,0005 %
Na (Natrium): ≤ 0,10 %
Ni (Nickel): ≤ 0,0005 %
Pb (Blei): ≤ 0,0005 %
Zn (Zink): ≤ 0,0001 %

Rechtliche Hinweise

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Sicherheitshinweise

• Piktogramme: GHS05
• Signalwort: Danger
• H-Sätze: H290 - H314
• P-Sätze: P234 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1
• Lagerklassenschlüssel: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable