PHOSPHONIC DIESTER DERIVATIVE

摘要

A phosphonic diester derivative represented by general formula (1) and useful as remedies for hyperlipidemia, hypertension, diabetes, and so forth. In said formula, A represents oxygen or sulfur; R<1>, R<2>, R<9> and R<10> represent each independently hydrogen, lower alkoxy, nitro, lower alkyl, halogenated lower alkyl or halogen; R<3> represents phenyl, -B-R<6> (wherein B represents oxygen or sulfur; and R<6> represents hydrogen, lower alkyl, cycloalkyl, phenyl, phenylated lower alkyl wherein the phenyl may be halogenated, phenoxylated lower alkyl, lower-alkoxy carbonyl-substituted lower alkyl, carboxylated lower alkyl or lower alkenyl) or -NR<7>R<8> (wherein R<7> and R<8> represent each independently hydrogen, lower alkyl, amino or cycloalkyl, or R<7> and R<8> are combined together to form lower alkylene); and R<4> and R<5> represent each independently hydrogen or lower alkyl.