The present invention is directed to new 16-methoxy-16-methyl prostaglandin E.sub.1 derivatives of the following general formula ##STR1## wherein R stands for a (C.sub.1-4) alkyl group or a non-toxic pharmaceutically acceptable cation, to a process for preparing them and to their use as gastroprotective agents.
本发明涉及以下一般式的新的16-甲氧基-16-甲基
前列腺素E.sub.1衍
生物:##STR1##其中R代表(C.sub.1-4)烷基或非毒性药学上可接受的阳离子,以及制备它们的过程和它们作为胃保护剂的用途。