FIELD: chemistry.
SUBSTANCE: invention relates to compounds that are represented by the following structural formulas:
The intermediate compound of formula (I), wherein the radicals R1 independently represent methyl, ethyl or n-propyl, for preparing a compound of formula (A), wherein X represents a group of formula (A-I) or (A-II), Y represents C11-C17alkyl, and Z is a direct bond, - (CH2)8- or -CH2-S-CH2-.
EFFECT: compound of formula (A) may be used for stabilizing organic material against thermal, oxidative or light-decomposition.
13 cl, 2 tbl, 7 ex
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