NOVEL SUBSTITUTED N, N-DIMETHYLAMINOALKYL ETHERS OF ISOFLAVANONE OXIMES AS H1-RECEPTOR ANTAGONISTS
申请人:POLFARMEX S.A.
公开号:US20160237055A1
公开(公告)日:2016-08-18
The present invention relates to compounds of formula (I), and salts thereof and the pharmaceutical composition containing them in treatment of various diseases, as allergic rhinitis where R
1
and R
2
are, independently, hydrogen, halogen, C
1
_
3
alkyl or C
1-3
alkoxy; R
3
is phenyl optionally substituted by R
4
and R
5
which are, independently hydrogen, halogen, C
1-3
alkyl, C1-3-alkoxy, fluoro-, difluoro- and trifluoromethyl, nitrile group, N,N-diC
1-3
alkyl-amide, carboC
1-3
alkoxy or C
1-3
alkylsulphone groups; R
3
is pyridyl group containing nitrogen at various positions in the benzene ring, n is one of the integers 1 or 2.
本发明涉及式(I)的化合物及其盐以及含有它们的制药组合物在治疗各种疾病中的应用,如过敏性鼻炎,其中R1和R2分别是氢、卤素、C1_3烷基或C1-3烷氧基; R3是苯基,可以选择性地被R4和R5取代,其分别是氢、卤素、C1-3烷基、C1-3烷氧基、氟、二氟和三氟甲基、腈基、N,N-二C1-3烷基酰胺、羧甲氧基或C1-3烷基磺酰基团; R3是吡啶基,含有苯环中的氮在不同位置,n是整数1或2。