Jinhua J. Song - Hopewell Junction NY, US Zhulin Tan - Danbury CT, US Nathan K. Yee - Danbury CT, US Chris Hugh Senanayake - Brookfield CT, US Jinghua Xu - Bethel CT, US Fabrice Gallou - Danbury CT, US
Assignee:
Boehringer Ingelheim Pharmaceuticals, Inc. - Ridgefield CT
International Classification:
C07D 471/04
US Classification:
546113
Abstract:
A process for stereoselective synthesis of a compound of Formula (I).
Ring-Closing Metathesis Process In Supercritical Fluid
Fabrice Gallou - Danbury CT, US Nathan Yee - Danbury CT, US
Assignee:
Boehringer Ingelheim International GmbH - Ingelheim
International Classification:
C07D 245/00
US Classification:
540460
Abstract:
Disclosed is a process for preparing a compound of formula I comprising cyclizing a diene compound of formula III in the presence of a ruthenium catalyst in a suitable organic solvent, wherein the process is performed in a gaseous fluid at supercritical or near-supercritical conditions:.
Process For Preparing Macrocyclic Hcv Protease Inhibitors
Boehringer Ingelheim International GmbH - Ingelheim
International Classification:
C07D 215/16 C07K 5/08
US Classification:
540456, 546153
Abstract:
Disclosed are highly convergent processes for preparing compounds of formula (I), which compounds are potent active agents for the treatment of hepatitis C virus (HCV) infection:.
Removal Of Ruthenium By-Product By Supercritical Fluid Processing
A process for removing ruthenium or ruthenium-containing compounds from a reaction mixture comprising a compound of the following formula I in an organic solvent using supercritical fluid processing techniques:.
Joerg Brandenburg - Wiesbaden, DE Kai Donsbach - Glen Allen VA, US Hans-Dieter Ecker - Gau-Algesheim, DE Rogelio Frutos - Sandy Hook CT, US Fabrice Gallou - Danbury CT, US Dieter Gutheil - Bad Kreuznach, DE Nizar Haddad - Danbury CT, US Robert Hagenkoetter - Idstein, DE Dirk Kemmer - Guldental, DE Jutta Kroeber - Bingen-Dietersheim, DE Thomas Nicola - Ingelheim, DE Juergen Schnaubelt - Biberach, DE Michael Schul - Plaidt, DE Robert Simpson - Wilmington DE, US Xudong Wei - Ridgefield CT, US Eric Winter - Gau-Algesheim, DE Yibo Xu - New Milford CT, US Nathan Yee - Danbury CT, US
Assignee:
Boehringer Ingelheim International GmbH - Ingelheim
International Classification:
A61K038/12 A61K031/4709 C07K005/12
US Classification:
514009000, 530317000, 514312000
Abstract:
Disclosed is a process for preparing a macrocyclic compound of the formula (I): which is carried out using an intermediate of the formula (II): wherein W, Rthrough R, D, A and Rare as defined herein. The compounds of formula (I) are potent active agents for the treatment of hepatitis C virus (HCV) infection.
Carl Busacca - Poughkeepsie NY, US Vittorio Farina - Ridgefield CT, US Fabrice Gallou - Danbury CT, US Nizar Haddad - Danbury CT, US Xiao-Jun Wang - Danbury CT, US Xudong Wei - Ridgefield CT, US Jinghua Xu - Bethel CT, US Yibo Xu - New Milford CT, US Nathan Yee - Danbury CT, US Li Zhang - New Milford CT, US
Assignee:
Boehringer Ingelheim International GmbH - Ingelheim
International Classification:
A61K038/12 A61K031/4709 C07K005/12
US Classification:
514010000, 514314000, 530317000, 540465000
Abstract:
Disclosed is a multi-step process for preparing a macrocyclic compound of the formula (I): wherein Q is a radical of the following formula: and the other variables are as defined herein. The compounds of formula (I) are potent active agents for the treatment of hepatitis C virus (HCV) infection.
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