FIELD: pharmaceutics.
SUBSTANCE: invention relates to a method of producing novel 5-hetarylmethylenepyrimidine-2,4,6-triones of general formula III (a-i). In general formula (III) Het denotes a) benzofuran-2-yl; b) benzofuran-5-yl; c) 5-bromfuran-2-yl; d) 1,3-benzothiazole-2-yl; e) 2,1,3-benzooxadiazol-5-yl; f) 1,3-dimethyl-5-morpholinopyrazol-4-yl; g) 5-acetoxymethylfuran-2-yl; h) thiophene-2-yl; i) benzothiophene-2-yl. Method of producing compounds of formula III (a-i) involves condensation (while heated) of pyrimidine-2,4,6-trion I with the corresponding heterocyclic aldehyde of formula II (a-i) in iso-butanol. Preferably the process is carried out during 45 minutes at equimolar amount of compounds I and II. Process is carried out as per the following scheme
.
EFFECT: invention can be used as a potential anticonvulsant and hypnotic agent.
1 cl, 1 tbl, 13 ex
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Authors
Dates
2016-09-27—Published
2015-07-16—Filed