Title:
ISOMERIZATION OF 8-POSITION-SUBSTITUTED ERGOLINE DERIVATIVE
Document Type and Number:
Japanese Patent JPS5785385
Kind Code:
A
Abstract:
PCT No. PCT/CH81/00105 Sec. 371 Date Apr. 26, 1982 Sec. 102(e) Date Apr. 26, 1982 PCT Filed Sep. 23, 1981.The invention concerns a process for the isomerization of ergoline derivatives substituted in the 8 beta position by an electron withdrawing radical to the corresponding 8 alpha compounds by removal of the proton in the 8 alpha position and by a following, separately effected, protonation.
Inventors:
TSUDENEKU BURIHI
HAABAATO MUURU
HAABAATO MUURU
Application Number:
JP15051681A
Publication Date:
May 28, 1982
Filing Date:
September 22, 1981
Export Citation:
Assignee:
SANDOZ AG
International Classes:
A61K31/48; C07D457/04; C07D457/06; C07D457/02; C07D457/12; (IPC1-7): C07D457/04; C07D457/06; C07D457/12