DERIVATIVES OF QUINAZOLIN-4(3H)-ONE INHIBITING SODIUM-HYDROGEN EXCHANGE Russian patent published in 2018 - IPC C07D239/88 A61P9/10 

Abstract RU 2654062 C2

FIELD: chemical-pharmaceutical industry.

SUBSTANCE: invention relates to novel quinazolin-4(3H)-one derivatives of general formula

,

where R1=H or CH3; R2=H, CH3, Cl or Br; R3=H or Br; R4=H or CH3, which have inhibitory activity against sodium-hydrogen exchanger of the first isoform. During in vitro experiments on rabbit platelets the compounds demonstrate inhibitory concentration of IC50 in the range of 1 × 10-8 to 1 × 10-12 mol/l and significantly exceed the zoniporide, comparator drug.

EFFECT: new quinazoline-4(3H)-one derivatives can be used in the development of effective and safe neuro- and cardioprotective drugs that implement their therapeutic benefits by affecting sodium-hydrogen metabolism.

1 cl, 2 ex, 4 tbl

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RU 2 654 062 C2

Authors

Petrov Vladimir Ivanovich

Spasov Aleksandr Alekseevich

Ozerov Aleksandr Aleksandrovich

Novikov Mikhail Stanislavovich

Gurova Nataliya Alekseevna

Gurova Valeriya Vitalevna

Dates

2018-05-16Published

2016-07-14Filed