CONJUGATES OF 2-METHYLTHIO-6-NITRO-1,2,4-TRIAZOLO[5,1-c]-1,2,4-TRIAZIN-7(4I')-ONE WITH GLUTADIONE AND OTHER PEPTIDES, POSSESSING ANTIVIRAL ACTIVITY Russian patent published in 2014 - IPC A61K31/4196 

Abstract RU 2516936 C2

FIELD: chemistry.

SUBSTANCE: invention relates to field of biologically active compounds and can be used in synthesis of antiviral medications. In particular invention describes conjugate of 2-methylthio-6-(glutadion-8-yl)- 1,2,4-triazolo[5,1-c][1,2,4]triazin-7-one with peptide of general formula (2), where peptide represents tripeptide Glycin-Cystein-Glutamin or other peptide, containing Cystein, whose SH-group is capable of passing into state of triolate anion and interact with nitrogroups of asoloazine, (2) S atom originates from Cystein SH-group, and X and Y can be represented by any amino acid, including L- and D-amino acids, their modified analogues, (n) - up to 100-amino acid residues with preservation of polypeptide conformation, which does not change reactogenicity and availability of Cystein residues.

EFFECT: application of claimed compound results in reduction of conjugate toxicity with preservation of high level of antiviral activity and enhancement of direct antiviral action at the level of cell cultures.

2 tbl, 2 ex, 3 dwg

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RU 2 516 936 C2

Authors

Kiselev Oleg Ivanovich

Chupakhin Oleg Nikolaevich

Rusinov Vladimir Leonidovich

Charushin Valerij Nikolaevich

Deeva Ehlla Germanovna

Dates

2014-05-20Published

2012-04-27Filed