abstract |
FIELD: chemistry. n SUBSTANCE: invention relates to novel pyrrolo-[1,2-a]benzimidazole derivatives of formula I , where NR 2 assumes morpholino or diethylamino values, and Ar is 4-methoxyphenyl or 4-chlorophenyl, having antioxidant and antiradical properties. n EFFECT: obtaining novel sulphates possessing useful biological properties. n 2 tbl, 5 ex |