New and efficient process for the preperation of cabergoline and its intermediates
申请人:Wang Zhi-Xian
公开号:US20080275240A1
公开(公告)日:2008-11-06
This invention relates to a new and efficient process for the production of dopamine agonists such as Cabergoline and the intermediates thereof.
这项发明涉及一种用于生产多巴胺激动剂(如卡贝哌酮)及其中间体的新型高效工艺。
Partialsynthese neuer Ergolinderivate aus Clavinalkoloiden, 5. Mitt. N-1- und N-6-mono- und disubstituierte Festuclavine
作者:Detlef Eichberg、Eckart Eich
DOI:10.1002/ardp.19853180709
日期:——
Festuclavin (1), 6‐Cyano‐6‐nor‐1 (3), 6‐Nor‐1 (5) und 6‐Allyl‐6‐nor‐1 (7) lassen sich in flüssigem Ammoniak mit Kalium und dem entsprechenden Iodid in ihre 1‐Allyl‐ und 1‐Propyl‐Derivate überführen. Die Darstellung von 7 aus5 wird beschrieben.
Ergoline compounds, their preparation and pharmaceutical compositions containing them
申请人:ELI LILLY AND COMPANY
公开号:EP0003667A1
公开(公告)日:1979-08-22
Novel ergoline compounds of the following formula are described:
wherein R1 is ethyl, n-propyl, or allyl; Y is O, S, SO, or SO2; X is hydrogen, chloro, or bromo; the dotted line represents the optional presence of a double bond; and the pharmaceutically-acceptable acid addition salts thereof. The compounds are useful to inhibit prolactin secretion or to treat Parkinson's syndrome.