Archive for August 7th, 2022

Unexpected Isomerization of Oxetane-Carboxylic Acids – a first look at the mechanism

Sunday, August 7th, 2022

Derek Lowe’s blog has a recent post entitled A Downside to Oxetane Acids which picks up on a recent article[cite]10.1021/acs.orglett.2c01402[/cite] describing how these acids are unexpectedly unstable, isomerising to a lactone at a significant rate without the apparent need for any catalyst. This is important because these types of compound occur frequently in the medicinal chemistry literature.

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