HETEROCYCLIC COMPOUNDS AS ANTAGONISTS OF 5-HT RECEPTORS, METHOD OF SYNTHESIS, PHARMACEUTICAL COMPOSITION Russian patent published in 1999 - IPC

Abstract RU 2124512 C1

FIELD: organic chemistry, pharmacy. SUBSTANCE: invention relates to heterocyclic compounds of the formula (I) where X1-(CH2)x-X2 forms 5-7-membered cycle; X1 is O; X2 - O, NR or NRCO where R - hydrogen or alkyl; x = 1, 2 or 3; R1 - hydrogen, halogen atom or amino-group; R2 and R3 - hydrogen or halogen atom; R4 and R5 - H; Y is O or NH; Z - a group of the formula where R1a

- - alkyl or benzyl possibly substituted with halogen atom or alkoxy-group. Compounds of the formula (I) can be used for drugs production for treatment of patients with gastroenteric, cardiovascular and central nervous system disorders. EFFECT: improved method of synthesis, enhanced effectiveness. 15 cl, 1 tbl, 16 ex

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RU 2 124 512 C1

Authors

Frehnsis Dehvid King

Ljarami Mari Gaster

Kit Rajmond Malkholland

Shirli Katrin Rakhman

Pol' Adrian Viman

Gehret Dzhon Zangen

Kej Alison Uordl

Gordon Smit Bakster

Gaj Ehntoni Kennet

Al'Berto Khulio Kauman

Dates

1999-01-10Published

1992-09-09Filed