04434

Sodium hypophosphite

puriss., meets analytical specification of BPC63, anhydrous, 98-101%

• Fórmula lineal: NaPH₂O₂
• Número de CAS: 7681-53-0
• Peso molecular: 87.98
• Número CE: 231-669-9
• Número MDL: MFCD09265474
• Código UNSPSC: 12352302
• eCl@ss: 38070302
• ID de la sustancia en PubChem: 329747926
• NACRES: NA.21

Propiedades

• grado: puriss.
• Análisis: 98-101%
• formulario: powder or crystals
• calidad: meets analytical specification of BPC63
• impurezas: ≤0.001% heavy metals (as Pb); ≤0.2% free alkali (as CaO)
• pérdida: ≤1% loss on drying, 105 °C, 2 h
• solubilidad: water: soluble 909 g/L at 30 °C
• densidad: 1.77 g/cm³ at 20 °C
• trazas de anión: chloride (Cl^-): ≤200 mg/kg; sulfate (SO₄^2-): ≤200 mg/kg
• trazas de catión: As: ≤2 mg/kg; Fe: ≤10 mg/kg
• cadena SMILES: [Na+].[O-][PH2]=O
• InChI: 1S/Na.H3O2P/c;1-3-2/h;3H2,(H,1,2)/q+1;/p-1
• Clave InChI: SIGUVTURIMRFDD-UHFFFAOYSA-M

Descripción

Descripción general

Sodium hypophosphite, also known as sodium phosphinate, is a sodium salt of hypophosphorous acid. It is used as a reducing agent for the reduction of metal salts to metals in an aqueous solution. It is also employed as a source of hydrogen in heterogeneous catalytic transfer reductions.

Aplicación

• Synthesis and characterization of chitosan-copper nanocomposites and their catalytic properties for 4-nitrophenol reduction.: This study explores the synthesis of chitosan-copper nanocomposites using sodium hypophosphite as a reducing agent. The resulting nanocomposites are characterized and their catalytic properties for the reduction of 4-nitrophenol are evaluated, demonstrating the utility of sodium hypophosphite in catalytic applications (Pang et al., 2024).


• The Durable Chitosan Functionalization of Cellulosic Fabrics.: This research focuses on the durable functionalization of cellulosic fabrics with chitosan using sodium hypophosphite as a cross-linking agent. The study highlights the improved properties of the fabrics, showcasing sodium hypophosphite′s role in textile enhancement (Flinčec Grgac et al., 2023).


• Hypophosphite cross-linked starch succinate/chitosan membranes as alternative for packaging and pharmaceutical application.: The study investigates the development of starch succinate/chitosan membranes cross-linked with sodium hypophosphite, proposing these materials as potential alternatives for packaging and pharmaceutical applications (Bajer, 2023).


• Tensile Strength Improvements of Ramie Fiber Threads through Combination of Citric Acid and Sodium Hypophosphite Cross-Linking.: This research improves the tensile strength of ramie fiber threads by combining citric acid and sodium hypophosphite for cross-linking, demonstrating significant enhancements in fiber properties for industrial applications (Wulandari et al., 2023).


• Nickel-Catalyzed Sodium Hypophosphite-Participated Direct Hydrophosphonylation of Alkyne toward H-Phosphinates.: This study demonstrates a novel nickel-catalyzed hydrophosphonylation of alkynes using sodium hypophosphite. The research showcases the efficiency of sodium hypophosphite in producing H-phosphinates, highlighting its significance in chemical synthesis (Qian et al., 2023).

Información de seguridad

• Código de clase de almacenamiento: 13 - Non Combustible Solids
• Clase de riesgo para el agua (WGK): WGK 2
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable