Chemistry · Organic Photochemistry
In the Paternò-Büchi reaction between a carbonyl compound and an unsymmetrical alkene, the regiochemistry and stereochemistry of the oxetane products are best explained by the formation of an:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Adduct governed by the stability of a long-lived diradical intermediate✓
- 2Adduct forming a strict racemic mixture via a carbocation intermediate
- 3Adduct formed exclusively via a concerted trans-addition
- 4Adduct formed exclusively via a concerted cis-addition
Correct answer
Adduct governed by the stability of a long-lived diradical intermediate
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