New Synthesis for the Monobactam Antibiotic-.

J Org Chem

Chemical and Analytical Development, Suzhou Novartis Pharma Technology Company Ltd., Changshu, Jiangsu 215537, China.

Published: June 2020

A new synthesis of , fitting for further process development for commercial manufacture, is described. The key features of this synthesis include development of new protocols for acylation reactions, application of an asymmetric hydrogenation via dynamic kinetic resolution, and a late-stage ring closure to form β-lactam .

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Source
http://dx.doi.org/10.1021/acs.joc.9b01916DOI Listing

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