Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Prasad Reddy Gajjala"'
Publikováno v:
Journal of Pharmaceutical Analysis, Vol 7, Iss 6, Pp 394-400 (2017)
One unknown impurity (Imp-II) during the analysis of laboratory batches of isoproterenol hydrochloride was detected in the level ranging from 0.04% to 0.12% by high performance liquid chromatography with UV detection. The unknown impurity structure w
Externí odkaz:
https://doaj.org/article/44491bb74b684ab9a28783c716a2f0f8
Autor:
Prasad Reddy Gajjala, Shailendra Kumar Dubey, Subba Rao Devineni, Pradeep Kumar, Neeraj Kumar
Publikováno v:
Journal of Pharmaceutical Analysis
Journal of Pharmaceutical Analysis, Vol 7, Iss 6, Pp 394-400 (2017)
Journal of Pharmaceutical Analysis, Vol 7, Iss 6, Pp 394-400 (2017)
One unknown impurity (Imp-II) during the analysis of laboratory batches of isoproterenol hydrochloride was detected in the level ranging from 0.04% to 0.12% by high performance liquid chromatography with UV detection. The unknown impurity structure w
Autor:
Kadirappa Aggile, Shailendra Kumar Dubey, Neeraj Kumar, Subba Rao Devineni, Pramod Kumar, Prasad Reddy Gajjala
Publikováno v:
Research on Chemical Intermediates. 44:567-584
The present study is related to a commercially practicable new synthetic process for production of teneligliptin hydrobromide hydrate (1), a dipeptidyl peptidase-4 (DPP-4) inhibitor. Key strategies in the new process include preparation and isolation
Autor:
Prasad Reddy Gajjala, Shailendra Kumar Dubey, Sandesh Bhat, Pramod Kumar, Rajesh Kumar, Dharmendra K. Gupta, Neeraj Kumar, Subba Rao Devineni
Publikováno v:
Journal of pharmaceutical and biomedical analysis. 120
Five process-related impurities were detected in the range of 0.08-0.22% in ticagrelor laboratory batches by HPLC and LC-MS methods. These impurities were named as TIC Imp-I, -II, -III, -IV and -V. Four of these impurities, TIC Imp-I to -IV were unkn