Tewari, Neera Nizar, Hashim Rai, Bishwa Prakash Singh, Shailendra K. George, Vinod Prasad, Mohan An Improved Procedure for Preparation of Carbapenem Antibiotic:  Meropenem An efficient synthesis of a 1β-methyl carbapenem antibiotic, meropenem, is described. The present process does not involve cryogenic temperatures, chromatographic purification, or reverse osmosis and is amenable to large scale synthesis. antibiotic;carbapenem;purification;scale synthesis;methyl;osmosi;cryogenic temperatures;Meropenem;Preparation;Procedure;Antibiotic;meropenem;Carbapenem 2007-07-20
    https://acs.figshare.com/articles/journal_contribution/An_Improved_Procedure_for_Preparation_of_Carbapenem_Antibiotic_Meropenem/2995510
10.1021/op700088y.s002