FIELD: organic synthesis. SUBSTANCE: invention relates to new individual imidazopyridine compounds exhibiting fluorescent properties, which can be used as precursors for synthesis of new heterocyclic systems and also as substances for labeling samples and as additives for light-reflecting dyes. 3-alkoxy-3-(2-aryl-2-oxoethyl)-2,3- dihydro-2-oxoiminodiazo[1,2-a]pyridines with general formula I: 
(I) are described wherein R2 is methyl and R1 hydrogen, methyl, methoxy, chlorine, or bromine; or R2 is ethyl and R1 ethyl, hydrogen, methyl, or bromine. Synthetic procedures are described. EFFECT: enlarged range of compounds with useful properties. 6 cl, 4 ex
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Year |
Author |
Number |
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|
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SU1087522A1 |
