Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal


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260 4595H, C07C 3916




A new series of compounds having the following formula is disclosed: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 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.

patent: 2430002 (1947-11-01), DeGroote et al.
patent: 3175010 (1965-03-01), Coffield et al.
patent: 3211652 (1965-10-01), Hinkamp
patent: 3227678 (1966-01-01), Weaver


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