FIELD: organic chemistry, pharmacy. SUBSTANCE: invention relates to derivatives of imidazole of the formula (I) 
where R1 is C1-20-alkyl, C4-12-cycloalkyl, C1-6-halogen-alkyl, oxoalkyl, C8-13-aroylalkyl, C7-13-aralkyl, alkenyl, cyclo-alkyl, halogenalkyl, oxoalkyl, aralkyl, aroylalkyl, hydroxy-, nitro-group, NH2, -NHCO-(C1-6-alkyl) or amino-group substituted with alkyl-, aminoalkyl-, carbamoyl- or alkylsulfonyl-group; heteroarylalkyl including 5-10-membered cycle as heteroaryl optionally containing one sulfur or nitrogen atom optionally substituted with oxo-group, alkyl, alkenyl, cycloalkyl, halogenalkyl, oxoalkyl, aralkyl, aroylalkyl, hydroxy-, alkoxy- or amino-group (other substituents are given in p. 1 of the invention claim). Compounds of the formula (I) and pharmaceutical composition based on thereof show ability to specific inhibition of pathogenic HIV proliferation in lymph nodes. EFFECT: valuable antiviral properties of compounds, low toxicity. 9 cl, 6 tbl, 153 ex
