申请人:ACTIVE BIOTECH AB
公开号:US20040034227A1
公开(公告)日:2004-02-19
A process for the preparation of the compounds of general formula (I)
1
wherein R is selected from methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec.-butyl and allyl; R
5
is selected from the methyl, ethyl, n-propyl, iso-propyl, methoxy, ethoxy, methylthio, ethylthio, n-propylthio, methylsulphinyl, ethylsulphinyl, fluoro, chloro, bromo, trifluoromethyl, and OCH
x
F
y
; wherein x=0−2, y=1−3 with the proviso that x+y=3; R
6
is hydrogen; or R
5
and R
6
taken together are methylenedioxy; R′ is selected from methyl, methoxy, fluoro, chloro, bromo, trifluoromethyl, and OCH
x
F
y
, wherein x=0−2, y=1−3 with the proviso that x+y=3; R″ is selected form hydrogen, fluoro and chloro, with the proviso that R″ is selected from fluoro and chloro only when R′ is selected from fluoro and chloro; by reacting a quinoline-3-carboxylic acid ester derivative of formula A with an aniline derivative of formula B
2
in a solvent selected from straight or branched alkanes and cycloalkanes or mixtures thereof with a boiling point between 80 and 200° C.
一种制备通式(I)1化合物的方法,其中R选择自甲基、乙基、正丙基、异丙基、正丁基、异丁基、丙烯基和丙烯基;R5选择自甲基、乙基、正丙基、异丙基、甲氧基、乙氧基、甲硫基、乙硫基、正丙硫基、甲磺基、乙磺基、氟、氯、溴、三氟甲基和OCHxFy;其中x=0-2,y=1-3,但需满足x+y=3;R6为氢;或者R5和R6结合成亚甲二氧基;R′选择自甲基、甲氧基、氟、氯、溴、三氟甲基和OCHxFy,其中x=0-2,y=1-3,但需满足x+y=3;R″选择自氢、氟和氯,但需满足当R′选择自氟和氯时,R″只能选择自氟和氯;通过将通式A的喹啉-3-羧酸酯衍生物与通式B的苯胺衍生物在沸点在80至200°C之间的直链或支链烷烃和环烷烃或它们的混合物中的溶剂中反应。