申请人:Tsutsumi Hideo
公开号:US20050004134A1
公开(公告)日:2005-01-06
A thiazole derivative of the formula (I): wherein R is a 1-optionally substituted-6-oxo-1,6-dihydro-3-pyridazinyl, R′ is an optionally substituted phenyl, and R
2
is hydrogen, a group of the formula (i): wherein R
4
is hydrogen, lower alkyl or lower alkenyl, and R
5
is hydrogen, optionally substituted lower alkyl, acyl, cyclo(lower)alkyl, lower alkenyl, optionally substituted aryl or heterocyclic, or a group of the formula (ii): wherein X is oxygen or sulfur, R
8
is hydrogen or lower alkyl, R
9
is hydrogen, optionally substituted lower alkyl, cyclo(lower)alkyl, lower alkoxy or mono- or di-lower alkylamino or R
8
and R
9
may combine together to form optionally substituted saturated N-containing heterocyclic, or a salt thereof.
一种公式为(I)的噻唑衍生物,其中R是1-可选取代的6-氧代-1,6-二氢-3-吡啶基,R'是可选取代的苯基,而R2是氢,公式(i)的基团:其中R4是氢、较低的烷基或较低的烯基,而R5是氢、可选取代的较低烷基、酰基、环(较低)烷基、较低烯基、可选取代的芳基或杂环基,或公式(ii)的基团:其中X是氧或硫,R8是氢或较低的烷基,R9是氢、可选取代的较低烷基、环(较低)烷基、较低烷氧基或单-或双-较低烷基氨基,或R8和R9可以结合形成可选取代的饱和含氮杂环,或其盐。