YOSHINOX 425 (2,2'-Methylenebis(6-tert-butyl-4-ethylphenol)) is a phenolic antioxidant used as a resin additive or resin chemical.




  • Excellent weather-resistance.
  • Excellent viscosity stability with little discoloration. Used for ABS resins and latex, as well as for PVCs.


Chemical name 2,2'-Methylenebis(4- ethyl-6-t- butylphenol)
CAS number 88-24-4
METI number 4-93
Molecular formula C25H36O2
Molecular weight 369
Structural formula Molecular weight: 369
Classification by functional group, compound Benzene ring, hydroxyl group (phenolic hydroxyl group)



Phenolic antioxidant used as a resin additive or chemical for ABS resins, latex, PVCs, etc.

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Mitsubishi Chemical Corporation
Fine Chemicals Dept.

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