METHOD FOR OBTAINING 1,9-3",4"-DIHYDRO-2H-BENZO[B][1",4"]OXAZINO-1,9-DIHYDRO-(C60-IH)[5,6]FULLERENE EXHIBITING ANTIOXIDANT ACTIVITY Russian patent published in 2022 - IPC C07D319/14 C01B32/152 C01B32/154 

Abstract RU 2785691 C1

FIELD: organic chemistry.

SUBSTANCE: invention relates to the field of organic chemistry of heterocyclic compounds, in particular to synthon for the production of medicinal substances, corrosion inhibitors, dyes, insecticides. Disclosed is a method for producing 1,9-3',4'-dihydro-2H-benzo[b][1',4']oxazino-1,9-dihydro-(C60-Ih)[5,6]fullerene of formula (1 ), characterized in that C60 fullerene interacts with 2-aminophenol in air in the presence of solid LiOH and Pb(CH3COO)4 at a molar ratio of C60:2-aminophenol:LiOH:Pb(CH3COO)4=1:10:10:2.4, at a temperature of 40°C in toluene:Et2O=5:1 medium (volume ratio) for 1 hour and further stirring at room temperature on a magnetic stirrer for 23 hours. In addition, the use of 1,9-3',4'-dihydro-2H-benzo[b][1',4']oxazino-1,9-dihydro-( C60-Ih)[5,6]fullerene of the formula (1) as an agent with antioxidant (antiradical) activity.

EFFECT: invention provides effective antioxidant (antiradical) activity.

2 cl, 2 tbl, 1 ex

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RU 2 785 691 C1

Authors

Kinziabaeva Zemfira Sabitovna

Fazletdinova Zinfira Nasimovna

Dates

2022-12-12Published

2022-07-13Filed