Sodium Metal

Sodium Metal

CAS Number:7440‑23‑5

Synonyms:Metallic sodium; Natrium; Sodium (metal)

General Formula:Na

Product Introduction

A soft, silvery-white alkali metal that’s wax-like at room temperature—extremely reactive with water, forming sodium hydroxide and hydrogen. It ignites in air and must be stored under inert conditions. Used primarily as a reducing agent and in organic/inorganic synthesis.

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Properties

Property Value
Appearance Silvery, waxy soft solid
Density ~0.968 g/cm³ @ 20 °C
Melting Point 97.8 °C
Boiling Point 883 °C
Vapor Pressure ~1 mmHg @ 440 °C
Reactivity Explosive with water; pyrophoric in air
Flame Color Bright yellow

Applications

  • Strong reductant in organic synthesis (e.g., Birch reductions)
  • Production of esters, organosodium compounds, dechlorination agents
  • Metal alloying, nuclear coolants, and reference electrode

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