1.04633

Hypophosphorous acid

50%, for analysis EMSURE^®

• Synonyme(s) : Hypophosphorous acid
• Code UNSPSC : 12352301
• Nomenclature NACRES : NA.21

Propriétés

• product name: Hypophosphorous acid 50%, for analysis EMSURE^®
• Pression de vapeur: 30 hPa ( 20 °C)
• Niveau de qualité: 300
• Gamme de produits: EMSURE^®
• Forme: liquid
• Concentration: ≥49.5% (alkalimetric)
• Impuretés: ≤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: 1 (20 °C in H₂O)
• Point d'ébullition: 108 °C/1013 hPa (decomposition)
• Pf: <-25 °C
• Densité: 1.21-1.26 g/cm³ at 20 °C
• Température de stockage: no temp limit

Description

Application

• 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).

Remarque sur l'analyse

Assay (alkalimetric): ≥ 49.5 %
Phosphorous acid and phosphoric acid (as H₃PO₃): ≤ 2
Chloride (Cl): ≤ 0.015 %
Total sulfur (as SO₄): ≤ 0.02 %
As (Arsenic): ≤ 0.0005 %
Ba (Barium): ≤ 0.005 %
Ca (Calcium): ≤ 0.005 %
Cd (Cadmium): ≤ 0.0001 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.005 %
K (Potassium): ≤ 0.001 %
Mn (Manganese): ≤ 0.0005 %
Na (Sodium): ≤ 0.10 %
Ni (Nickel): ≤ 0.0005 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.0001 %

Informations légales

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

Informations sur la sécurité

• Pictogrammes: GHS05
• Mention d'avertissement: Danger
• Mentions de danger: H290 - H314
• Conseils de prudence: P234 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classification des risques: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1
• Code de la classe de stockage: 8B - Non-combustible, corrosive hazardous materials
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable