申请人:Schering Corporation
公开号:US04992591A1
公开(公告)日:1991-02-12
A method for producing a compound of the formula ##STR1## wherein: R.sup.1, R.sup.11 and R.sup.12 may be the same or different and each is hydrogen or alkyl; Q is methylene, --O-- or --S--; m and n are independently variable and may each have a value of 0, 1 or 2; X is hydrogen, halo, alkyl, alkylthio, alkylsulfinyl, alkylsulfonyl, hydroxy, alkoxy or trifluoromethyl; Y is hydrogen, hydroxy, alkoxy, ##STR2## --N(R.sup.1).sub.2, ##STR3## where R.sup.1 is as defined above; ring t represents a fused thiophene or fused benzene ring, said fused benzene ring optionally being substituted with a substituent Z as defined below; and Z is X as defined above, amino, alkylamino or ##STR4## wherein R.sup.10 is hydrogen, alkyl or aryl}, comprising reacting a compound of formula II or formula III ##STR5## with a compound of the formula where Hal is a halogen; and R.sup.13 is acetyl, or Si(R.sup.14).sub.3 where each R.sup.14 independently is alkyl or aryl is disclosed.
一种生产化合物的方法,其化学式为##STR1##其中:R.sup.1,R.sup.11和R.sup.12可以相同也可以不同,每个都是氢或烷基;Q是亚甲基,-O-或-S-;m和n是独立可变的,每个可以取0、1或2的值;X是氢,卤素,烷基,烷硫基,烷基亚硫酰基,烷基磺酰基,羟基,烷氧基或三氟甲基;Y是氢,羟基,烷氧基,##STR2##-N(R.sup.1).sub.2,##STR3##其中R.sup.1如上定义;环t代表一个融合的噻吩环或融合的苯环,所述的融合的苯环可以选择性地用下面定义的取代基Z取代;Z是上述定义的X,氨基,烷基氨基或##STR4##其中R.sup.10是氢,烷基或芳基},包括将化合物II或化合物III的化学式与化合物的化学式反应,其中Hal是卤素;R.sup.13是乙酰基,或Si(R.sup.14).sub.3,其中每个R.sup.14独立地是烷基或芳基。