申请人:Gruppo Lepetit S.p.A.
公开号:US04888350A1
公开(公告)日:1989-12-19
New acyl -1H-1,2,4-triazole derivatives of the formula ##STR1## wherein R may be located on one of the two adjacent nitrogen atoms and may represent hydrogen; a group R.sub.5 -CO wherein R.sub.5 is selected from (C.sub.1-4)alkyl, (C.sub.2-4)alkenyl, (C.sub.2-4)alkynyl, phenyl, phenyl substituted by one to three groups independently selected from halo, (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy, trifluoromethyl, cyano, nitro, amino, di-(C.sub.1-4)alkylamino, (C.sub.2-4)acylamino and methylenedioxy, benzyl, cinnamyl, amino, (C.sub.1-4)alkylamino, di-(C.sub.1 -C.sub.4)alkylamino, phenylamino, phenylamino wherein the phenyl ring may be substituted by one to three groups independently selected from halo, (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy, trifluoromethyl, cyano, nitro, amino, di-(C.sub.1-4)alkylamino, (C.sub.2-4)acylamino and methylendioxy, halo(C.sub.1-4)alkyl, (C.sub.1-4)alkoxy and benzyloxy; a group R.sub.6 -SO.sub.2 wherein R.sub.6 may represent (C.sub.1-4)alkyl, phenyl, phenyl substituted by a radical selected from (C.sub.1-4)alkyl and (C.sub.1-4)alkoxy, or phenactyl; R.sub.1 is selected from hydrogen, (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy, allyloxy, propargyloxy, trifluormethyl, phenyl, halo and dimethylamino; R.sub.2 may represent the group ##STR2## wherein R.sub.7 is hydrogen or methyl and R.sub.8 is a (C.sub.1-4)alkyl radical, the group R.sub.5.sup.--CO or the group R.sub.6.sup.-- SO.sub.2 in which R.sub.5 and R.sub.6 are defined as above, or R.sub.7 and R.sub.8 taken together may represent a further bond between the carbon and oxygen atom; R.sub.3 and R.sub.4 are independently selected from hydrogen, halo, (C.sub.1-4)alkyl and (C.sub.1-4)alkoxy; R.sub.1 and R.sub.4 taken together may also repesent a methylenedioxy group; with the provison that, when R represents hydrogen, R.sub.2 must be the group ##STR3## in which R.sub.8 must be the group R.sub.6.sup.--SO.sub.2 wherein R.sub.6 is as above defined; and salts therewith of pharmaceutically acceptable acids. The compounds possess antireproductive utility.
新的酰基-
1H-1,2,4-三唑衍
生物的公式为##STR1##
其中R可以位于两个相邻氮原子之一上,并且可以表示氢; R.sub.5-CO,其中R.sub.5选择自(C.sub.1-4)烷基,(C.sub.2-4)烯基,(C.sub.2-4)炔基,苯基,苯基被一个至三个独立选择的基团取代,这些基团包括卤素,(C.sub.1-4)烷基,(C.sub.1-4)烷氧基,三
氟甲基,
氰基,硝基,
氨基,二(C.sub.1-4)烷基
氨基,(C.sub.2-4)酰胺基和亚甲二氧基,苄基,肉桂基,
氨基,(C.sub.1-4)烷基
氨基,二(C.sub.1-C.sub.4)烷基
氨基,苯基
氨基,苯基
氨基,其中苯环可以被一个至三个独立选择的基团取代,这些基团包括卤素,(C.sub.1-4)烷基,(C.sub.1-4)烷氧基,三
氟甲基,
氰基,硝基,
氨基,二(C.sub.1-4)烷基
氨基,(C.sub.2-4)酰胺基和亚甲二氧基,卤代(C.sub.1-4)烷基,(C.sub.1-4)烷氧基和苄氧基; R.sub.6-SO.sub.2,其中R.sub.6可以表示(C.sub.1-4)烷基,苯基,苯基被选择自(C.sub.1-4)烷基和(C.sub.1-4)烷氧基的基团取代,或
苯乙酰基; R.sub.1选择自氢,(C.sub.1-4)烷基,(C.sub.1-4)烷氧基,烯丙氧基,
丙炔氧基,三
氟甲基,苯基,卤素和二甲基
氨基; R.sub.2可以表示以下基团之一##STR2##
其中R.sub.7为氢或甲基,R.sub.8为(C.sub.1-4)烷基基团,基团R.sub.5.sup.--CO或基团R.sub.6.sup.--SO.sub.2,其中R.sub.5和R.sub.6如上所定义,或R.sub.7和R.sub.8结合在一起可以表示碳和氧原子之间的进一步键合; R.sub.3和R.sub.4独立选择自氢,卤素,(C.sub.1-4)烷基和(C.sub.1-4)烷氧基; R.sub.1和R.sub.4结合在一起还可以表示亚甲二氧基基团; 假设当R表示氢时,R.sub.2必须是以下基团之一##STR3##
其中R.sub.8必须是基团R.sub.6.sup.--SO.sub.2,其中R.sub.6如上所定义; 以及其与药用可接受酸的盐。这些化合物具有抗生殖作用。