The invention relates to new tetrahydroquinoline derivatives which are intermediates useful in the preparation of anti-ulcer agents. The new derivatives have formula (I) ##STR1## wherein M is sodium, potassium or lithium, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are the same or different and represent hydrogen, or a lower alkyl, or a phenyl radical, and any of R.sup.4, R.sup.5 and R.sup.6 may be a gem-di-lower alkyl radical.
本发明涉及新的
四氢喹啉衍
生物,它们是制备抗溃疡药物的有用中间体。新的衍
生物具有式(I)##STR1##其中M是
钠、
钾或
锂,R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5和R.sup.6相同或不同,表示氢、较低的烷基或苯基基团,R.sup.4、R.sup.5和R.sup.6中的任意一个可以是双亚低烷基基团。