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China 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy CAS 2226-96-2
  • CAS No.:

  • Molecular Formula:

    C9H18NO2 *
  • Quality Standard:

    99% min.
  • Packing:

    25kg per fiber drum
  • Mininmum Order:


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  • Product Details

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4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy CAS 2226-96-2 is a new alkenyl monomer polymerization inhibitor. Easy to absorb moisture, need to be stored under closed and dry conditions, high temperature, away with other acidic chemicals.


Appearance                              Orange crystal or Crystalline Powder

Purity, %                                   ≥99.00

Water, %                                  ≤0.1%

Molecular Weight                      172.24

Melting point                            69-71 °C(lit.)

Flash point                               146°(295°F)

Storage condition                     2-8°C

Solublity                                   Soluble in ethanol, benzene and other organic solvents, soluble in water.

Stability                                    Stable. Incompatible with strong oxidizing agents.


It is used to prevent the self-polymerization of olefin monomers during production, separation, purification, storage or transportation, and to control and adjust the degree of polymerization of olefins and their derivatives.


25kg per fiber drum, 9 tons per 20'ft container.

Storage & Handling

Store in a dry, cool, well-ventilated area away from heat ,open flames, organic chemicals, and light. 

Always refer to the Material Safety Data Sheet (MSDS) for detailed information on handling and disposal.

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      China 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy CAS 2226-96-2
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