| abstract |
(57) [Summary] [Objective] To provide a novel 2,4-dialkyl-6-secondary-alkylphenol as a stabilizer for organic substances against decomposition induced by oxidation, heat or actinic radiation. [Structure] The following formula: (In the formula, R 1 : C 1 -C 4 n-alkyl group, isopropyl group, s-butyl group, cyclopentyl group, cyclohexyl group or α-methylbenzyl group, R 2 : C 4 -C 18 A tertiary alkyl group or an α, α-dimethylbenzyl group, R 3: C 1 -C 28 alkyl group, R 4: a methyl or ethyl group, provided that -CHR 3 R 4 groups contains at least 4 carbon atoms. ) |