| 摘要 |
1451724 D - 2 - substituted - 8 - substituted ergoline derivatives ELI LILLY CO 5 Feb 1974 [28 Nov 1973] 05346/74 Addition to 1423065 Heading C2C Novel ergoline derivatives of the Formula II wherein X is Cl, Br, I, CH 3 or CN, R is CH 2 CN or CH 2 CONH 2 , and R<SP>1</SP> is C 2-4 primary alkyl, or a radioactive C 14 methyl group and pharmaceutically acceptable acid-addition salts thereof may be prepared by demethylation of the corresponding 6-methyl ergoline to give the 6-unsubstituted ergoline II and then alkylation at the 6-position. Pharmaceutical compositions of the compounds II are prolactin inhibitors. |
