CHALCONE COUMARINS Russian patent published in 2005 - IPC

FIELD: organic chemistry, medicine, oncology, pharmacy.

SUBSTANCE: invention relates to compounds of the formula (I): or their pharmaceutically acceptable salts or solvates wherein Ar represents a substituted or unsubstituted (preferably aromatic one) carbocyclic or heterocyclic group wherein abovementioned carbocyclic or heterocyclic group comprises 5 or 6 atoms in cyclic structure wherein a heteroatom is taken among the group consisting of nitrogen (N) and sulfur (S) atom and any substitutes at Ar group are taken independently of one another of the group consisting of Cl, Br, F atoms and OR¹⁰ wherein R¹⁰ represents saturated or unsaturated lower hydrocarbon (C₁-C₆)-radical of normal or branched structure; R represents OR¹⁰ wherein R¹⁰ corresponds to above given value; R¹ represents lower hydrocarbon (C₁-C₆)-radical of normal or branched structure under condition that if R¹ represents -CH₃ and R means -OCH₃ or -OH then Ar group can't represent 4-methoxyphenyl or 3,4-dimethoxyphenyl. Also, invention proposes a component of medicinal agent used in treatment or prophylaxis of neoplasms. Also, invention proposes a pharmaceutical composition possessing with an anti-proliferative activity and comprising the effective amount of one or some compounds of the formula (I) in combination with one or some pharmaceutically acceptable additives. Invention provides the development of chalcone coumarins possessing with the enhanced anti-proliferative effect with respect to sensitive tumor cells, cells with resistance to conventional chemotherapeutic agents, among them, to anti-tumor medicinal agents of the last generation represented by paclitaxel and docetaxel.

EFFECT: valuable medicinal properties of compounds and compositions.

1 tbl, 21 ex