Cyclopropane derivatives and antiviral agents containing the same.

摘要

A cyclopropane derivative represented by the general formula (I) or a pharmaceutically acceptable salt thereof has antiviral activity and is suitable for inclusion in antiviral medicaments: wherein R<1> and R<2>, which may be the same or different, each represents a hydrogen atom or a group represented by the formula (1): (in which R<3> represents an alkyl group containing 1 to 6 carbon atoms), provided that at least one of R<1> and R<2> is not a hydrogen atom; X represents a hydrogen atom, a hydroxyl group, an amino group, or a halogen atom; and Y represents a hydrogen atom, a hydroxyl group, or an amino group.