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44893 Sodium-silica gel, 35-40% alkali metal in silica gel, Stage I

CAS Number

Stock No. Size Price ($) Quantity Availability
44893-06 5g 31.90
44893-14 25g 129.00
44893-22 100g 466.00
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Sodium-silica gel, 35-40% alkali metal in silica gel, Stage I


Chemical Properties

Storage & Sensitivity
Moisture Sensitive. Store under Nitrogen. Ambient temperatures.
Reacts with water.


It reductively produce radical anions and dianions, dechlorinate alkyl and aryl halides and desulfurize compounds. Additionally it can be used as a reducing agent for aliphatic ester substrates and a deprotectant in place of the typical heavy metal deprotectant.


Incompatible with air, oxidizing agents and water. Store at room temperature.

Literature References

Fang Na Gu.; Feng Wei.; Jia Yuan Yang.; Na Lin.; Wei Gang Lin.; Ying Wang.; Jian Hua Zhu. New Strategy to Synthesis of Hierarchical Mesoporous Zeolites. Chem. Mater. 2010, 22 (8), 2442-2450.

GHS Hazard and Precautionary Statements

Hazard Statements: H261-H314-H335

In contact with water releases flammable gas. Causes severe skin burns and eye damage. May cause respiratory irritation.

Precautionary Statements: P223-P231+P232-P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P335+P334-P363-P370+P378q-P501c

Keep away from any possible contact with water, because of violent reaction and possible flash fire. Handle under inert gas. Protect from moisture. Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages. Wash contaminated clothing before reuse. In case of fire: Use CO2, dry chemical, or foam Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
Packing Group
Harmonized Tariff Code


  • A11904

    Bromoform, 96%, stab. with ethanol
  • 44894

    Sodium-silica gel, 35-40% alkali metal in silica gel, Stage II

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