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Thienamycin total synthesis. 1. Synthesis of azetidinone precursors of (.+-.)-thienamycin and its stereoisomers

โœ Scribed by Bouffard, F. Aileen; Johnston, David B. R.; Christensen, Burton G.

Book ID
126102371
Publisher
American Chemical Society
Year
1980
Tongue
English
Weight
842 KB
Volume
45
Category
Article
ISSN
0022-3263

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## Jersey 07065 A new general synthesis leading to 24kyl and 2-aryl-l-carba-2-penem-3-carboxylic acids involves the preparation of a key thiolester intermediate 3. This is reacted with Me CuLi or (C6H5)2MgCuX to give the correspond@ methyl or phenyl ketone which undergoes a Wittig rea A\* mn to gi