04434

Sodium hypophosphite

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

• Formula condensata: NaPH₂O₂
• Numero CAS: 7681-53-0
• Peso molecolare: 87.98
• Numero CE: 231-669-9
• Numero MDL: MFCD09265474
• Codice UNSPSC: 12352302
• eCl@ss: 38070302
• ID PubChem: 329747926
• NACRES: NA.21

Proprietà

• Grado: puriss.
• Saggio: 98-101%
• Forma fisica: powder or crystals
• Qualità: meets analytical specification of BPC63
• Impurezze: ≤0.001% heavy metals (as Pb); ≤0.2% free alkali (as CaO)
• Perdita: ≤1% loss on drying, 105 °C, 2 h
• Solubilità: water: soluble 909 g/L at 30 °C
• Densità: 1.77 g/cm³ at 20 °C
• Anioni in tracce: chloride (Cl^-): ≤200 mg/kg; sulfate (SO₄^2-): ≤200 mg/kg
• Cationi in tracce: As: ≤2 mg/kg; Fe: ≤10 mg/kg
• Stringa SMILE: [Na+].[O-][PH2]=O
• InChI: 1S/Na.H3O2P/c;1-3-2/h;3H2,(H,1,2)/q+1;/p-1; SIGUVTURIMRFDD-UHFFFAOYSA-M

Descrizione

Descrizione generale

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.

Applicazioni

• 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).

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 13 - Non Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 2
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable