BOEHRINGER INGELHEIM INTERNATIONAL GMBH;BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG
发明人:
KONETZKI, INGO,LUSTENBERGER, PHILIPP,SIEGER, PETER
申请号：
EP05737938.0
公开号：
EP1789405B1
申请日:
2005.05.11
申请国别(地区):
EP
年份:
2013
代理人:
摘要：
The invention relates to enantiomerically pure compounds of formula (1), wherein the radicals R<；1>；, R<；2>；, R<；3>；, R4<； >；and X are defined as in claims and a description. A method for producing said compounds and the use thereof in the form of a drug, in particular as a drug for treating respiratory tract diseases are also disclosed. The synthesis of the compounds is carried out by means of a chiral epoxide of formula (5).
