【発明の名称】置換3-フェニルウラシル

Japanese Patent JP3253299

B2

where X1-X4 are each O or S; W is unsubstituted or substituted -CH=O, -CH=S, -CH=NH, -CH(X3R6)(X4R7), R6 and R7 are each C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl or C1-C6-alkoxy-C1-C6-alkyl or together form a carbon chain; R10 is H, OH, SH, an ether or thioether group, unsubstituted or substituted C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C3-C7-cycloalkyl, unsubstituted or substituted amino or unsubstituted or substituted phenyl; R1 is halogen, CN, NO2 or CF3; R2 is H or halogen; R3 is H, C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C3-C8-cycloalkyl, C3-C8-cycloalkylcarbonyl, C1-C6-cyanoalkyl, C1-C6-haloalkyl, C1-C6-alkoxy-C1-C6-alkyl, CHO, C1-C6-alkanoyl, C1-C6-alkoxycarbonyl, C1-C6-haloalkylcarbonyl, unsubstituted or substituted amino, unsubstituted or substituted phenyl or phenyl-C1-C6-alkyl; R4 and R5 are each H, CN, halogen, unsubstituted or substituted C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C3