Patent application number | Description | Published |
20090076296 | Preparation of oseltamivir phosphate - The invention provides a new process for the conversion of shikimic acid to oseltamivir (I), and optionally to an acid addition salt, via the intermediate phosphoramide VII. | 03-19-2009 |
20090143589 | Preparation of dihydropyrrol derivatives as intermediates - The invention is concerned with a new scalable process for the preparation of compounds of formula I comprising a new process for the preparation of the key intermediate, a dihydropyrrole derivative formula II or a salt thereof. | 06-04-2009 |
20090176886 | Polymorphic Forms of Oseltamivir Phosphate - The present invention relates to polymorphic forms of (3R,4R,5S)-5-amino-4-acetylamino-3-(1-ethyl-propoxy)-cyclohex-1-ene-carboxylic acid ethyl ester phosphate, which is a potent inhibitor of viral neuraminidase. | 07-09-2009 |
20090306423 | PROCESS FOR THE PREPARATION OF HALOGENATED BENZOIC ACID DERIVATIVES - The present invention comprises a process for the preparation of 3-chloro-2-fluoro-5-trifluoromethyl benzoic acid of the formula | 12-10-2009 |
20120041205 | PREPARATION OF DIHYDROPYRROL DERIVATIVES AS INTERMEDIATES - The invention is concerned with a new scalable process for the preparation of compounds of formula I comprising a new process for the preparation of the key intermediate, a dihydropyrrole derivative formula II or a salt thereof. | 02-16-2012 |
20120130121 | PROCESS FOR THE PREPARATION OF HALOGENATED BENZOIC ACID DERIVATIVES - The present invention comprises a process for the preparation of 3-chloro-2-fluoro-5-trifluoromethyl benzoic acid of the formula | 05-24-2012 |
20130060038 | PREPARATION OF DIHYDROPYRROL DERIVATIVES AS INTERMEDIATES - The invention is concerned with a new scalable process for the preparation of compounds of formula I comprising a new process for the preparation of the key intermediate, a dihydropyrrole derivative formula II or a salt thereof. | 03-07-2013 |