4,4{40 -Methylenebis(2,6-diisobutylphenol)

摘要

A new series of compounds having the following formula is disclosed: wherein R1, R2, R3, and R4 are alkyl with the proviso that the alkyl groups contain no branching on the carbon alpha to the phenylene group but have at least one branch on the carbon beta to the phenylene group, said compounds useful to stabilize organic materials normally tending to undergo oxidative deterioration.