N-Methylmorpholine N-oxide

ALTERNATIVE NAMES
NMMO, NMO, 4-Methylmorpholine 4-oxide, 4-Methylmorpholine N-oxide.
TECHNICAL SPECIFICATIONS
CAS
7529-22-8
EC
231-391-8
Food Code
-

N-Methylmorpholine N-oxide (NMMO) is a high-performance cyclic amine oxide widely recognized as a specialized industrial solvent. Typically supplied as a 50% aqueous solution or high-purity monohydrate, it exhibits exceptional solvency power for difficult-to-dissolve polymers.

This chemical serves as the primary non-derivatizing solvent in the sustainable production of Lyocell fibers, allowing for the direct dissolution of cellulose. Its ability to process high-molecular-weight polysaccharides without chemical modification makes it a cornerstone of green textile chemistry.

In organic synthesis, NMMO functions as a mild co-oxidant for the regeneration of catalysts in the production of pharmaceutical intermediates. It is highly valued for its biodegradability and high recovery rates within closed-loop industrial manufacturing systems.

N-Methylmorpholine N-oxide

  • Lyocell Fiber Production:Used as the primary direct solvent to dissolve wood pulp cellulose for spinning regenerated cellulosic fibers and films.
  • Pharmaceutical Synthesis: Acts as a co-oxidant (often with TPAP or Osmium tetroxide) for the oxidation of alcohols to carbonyls in drug manufacturing.
  • Industrial Solvent: utilized in the extraction and processing of varied natural polymers and high-performance engineering plastics.

This substance is classified as a Skin Irritant and causes serious Eye Irritation, necessitating strict adherence to safety protocols. Operators must wear chemical-resistant gloves, safety goggles, and protective clothing. While stable under normal conditions, it is a strong oxidizer; avoid contact with reducing agents and protect from excessive heat to prevent thermal decomposition.

• 25 kg Bags (for solid/crystalline form)
• 200 L Polyethylene Drums (for solution)
• 1000 L IBC Totes
• Bulk / ISO Tank

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