An object of the present invention is to provide a compound exhibiting an excellent drug efficacy as an anti-adenoviral agent, and an anti-adenoviral agent. The present invention provides an anti-adenoviral agent including a compound represented by General Formula [1]
(in the formula, R1 represents a hydrogen atom, a halogen atom, an amino group which may be substituted, a monocyclic nitrogen-containing heterocyclic ring group which may be substituted (provided that a nitrogen atom forming the ring is bonded to a carbon atom to which R1 is bonded), a monocyclic nitrogen- and oxygen-containing heterocyclic ring group which may be substituted (provided that a nitrogen atom forming the ring is bonded to a carbon atom to which R1 is bonded), a C1-6 alkoxy group which may be substituted, a hydroxyl group which may be protected, or the like; R2 represents a hydrogen atom or an amino protecting group; R3 represents a C1-20 alkoxy group which may be substituted, an aryloxy group which may be substituted, an amino group which may be substituted, or the like; R4 represents a C1-20 alkoxy group which may be substituted, an aryloxy group which may be substituted, an amino group which may be substituted, or the like; and X represents an oxygen atom or a sulfur atom) or a salt thereof.
本发明的目的是提供一种作为抗腺病毒剂具有优异药效的化合物,以及一种抗腺病毒剂。本发明提供了一种抗腺病毒剂,包括通式[1]代表的化合物。
(式中,R1 代表氢原子、卤素原子、可被取代的
氨基、可被取代的单环含氮杂环基团(条件是形成环的氮原子与 R1 键合的碳原子键合)、可被取代的单环含氮氧杂环基团(条件是形成环的氮原子与 R1 键合的碳原子键合)、可被取代的 C1-6 烷氧基、可被保护的羟基或类似基团;R2 代表氢原子或
氨基保护基团; R3 代表可被取代的 C1-20 烷氧基、可被取代的芳氧基、可被取代的
氨基或类似基团; R4 代表可被取代的 C1-20 烷氧基、可被取代的芳氧基、可被取代的
氨基或类似基团; X 代表氧原子或
硫原子)或其盐。