申请人:——
公开号:US20020042430A1
公开(公告)日:2002-04-11
This invention concerns the compounds of formula
1
the N-oxide forms, the pharmaceutically acceptable acid addition salts and the stereochemically isomeric forms thereof, wherein R
1
is C
1-6
alkyloxy, C
2-6
alkenyloxy or C
2-6
alkynyloxy; R
2
is hydrogen or C
1-6
alkyloxy, or when taken together R
1
and R
2
may form a bivalent radical of formula wherein in said bivalent radicals one or two hydrogen atoms may be substituted with C
1-6
alkyl, R
3
is hydrogen or halo; L is C
3-6
cycloalkyl, C
5-6
cycloalkanone, C
2-6
alkenyl optionally substituted with aryl, or L is a radical of formula —Alk—R
4
, —Alk—NR
5
R
6
, 1-R
6
-4-piperidinyl, Alk—X—R
7
, —Alk—Y—C(═O)—R
9
, or —Alk—Y—C(═O)—NR
11
R
12
wherein each Alk is C
1-12
alkanediyl; R
4
is hydrogen, C
1-6
alkylsulfonylamino, C
3-6
cycloalkyl, C
5-6
cycloalkanone, Ar—, di(Ar)methyl, Ar—oxy- or Het
1
; R
5
is hydrogen or C
1-6
alkyl; R
6
is Het
2
; R
7
is hydrogen, C
1-6
alkyl, hydroxyC
1-6
alkyl, C
3-6
cycloalkyl, Ar or Het
2
; X is O, S, SO
2
or NR
8
; said R
8
being hydrogen, C
1-6
alkyl or Ar; R
9
is hydrogen, C
1-6
alkyl, C
3-6
cycloalkyl, Ar, ArC
1-6
alkyl, di(Ar)methyl, C
1-6
alkyloxy or hydroxy; Y is NR
10
or a direct bond; said R
10
being hydrogen, C
1-6
alkyl or Ar; R
11
and R
12
each independently are hydrogen, C
1-6
alkyl, C
3-6
cycloalkyl, Ar or ArC
1-6
alkyl, or R
11
and R
12
combined with the nitrogen atom bearing R
11
and R
12
may form a pyrrolidinyl or piperidinyl ring both being optionally substituted with C
1-6
alkyl, amino or mono or di(C
1-6
alkyl)amino, or said R
11
and R
12
combined with the nitrogen bearing R
11
and R
12
may form a piperazinyl or 4-morpholinyl radical both being optionally substituted with C
1-6
alkyl. Processes for preparing said products, formulations comprising said products and their use as a medicine are disclosed, in particular for treating conditions which are related to impairment of gastric emptying.
本发明涉及公式1的化合物,其N-氧化物形式,药学上可接受的酸加成盐和立体化学异构体形式,其中R1是C1-6烷氧基,C2-6烯氧基或C2-6炔氧基;R2是氢或C1-6烷氧基,或当R1和R2一起取时,它们可以形成公式的双价基团,在所述双价基团中,一个或两个氢原子可以被C1-6烷基取代,R3是氢或卤素;L是C3-6环烷基,C5-6环烷酮,C2-6烯基,可选地取代芳基,或L是公式—Alk—R4,—Alk—NR5R6,1-R6-4-哌啶基,Alk—X—R7,—Alk—Y—C(═O)—R9或—Alk—Y—C(═O)—NR11R12的基团,其中每个Alk是C1-12烷二基;R4是氢,C1-6烷基磺酰胺基,C3-6环烷基,C5-6环烷酮,Ar—,二(Ar)甲基,Ar—氧基或Het1;R5是氢或C1-6烷基;R6是Het2;R7是氢,C1-6烷基,羟基C1-6烷基,C3-6环烷基,Ar或Het2;X是O,S,SO2或NR8;所述的R8是氢,C1-6烷基或Ar;R9是氢,C1-6烷基,C3-6环烷基,Ar,ArC1-6烷基,二(Ar)甲基,C1-6烷氧基或羟基;Y是NR10或直接键;所述的R10是氢,C1-6烷基或Ar;R11和R12各自独立地是氢,C1-6烷基,C3-6环烷基,Ar或ArC1-6烷基,或R11和R12与携带R11和R12的氮原子结合,可以形成一个吡咯啉基或哌啶基,两者都可以选择地取代C1-6烷基,氨基或单或双(C1-6烷基)氨基,或所述的R11和R12与携带R11和R12的氮原子结合,可以形成一个哌嗪基或4-吗啉基基团,两者都可以选择地取代C1-6烷基。公开了制备所述产品的过程,包括所述产品的配方以及它们作为药物的用途,特别是用于治疗与胃排空障碍有关的疾病。