FIELD: chemistry.
SUBSTANCE: described are biaromatic analogues of vitamin D of general formula (I) 
, in which- A-Q is -CH2-O; - B-T is -CH2-CH2-; R1 and R2, which are identical or different, are hydrogen atom, linear or branched alkyl radical with 1-5 carbon atoms; R3 is linear or branched alkyl radical with 1-5 carbon atoms; groups R4 are identical and are hydrogen atom. Compounds of formula (I) demonstrate noticeable biological activity.
EFFECT: application for obtaining pharmacological compositions; pharmacological composition; cosmetic composition for body or hair hygiene, as well as application of pharmacological composition for prevention of age-related skin aging or skin aging induced by sun irradiation.
14 cl, 3 tbl, 8 ex
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