Heterocycles p. 1039 - 1046 (1992)
Update date:2022-08-04
Topics:
Prats, Montserrat
Galvez, Carmen
Beltran, Lluis
The reaction of 3-iodobenzothiophene (1) with the potassium enolates of cyclohexanone (2a), acetone (2b), and acetophenone (2c) in DMSO for 1 h at room temperature in the dark, gave the desired α-hetaryl ketones (3a-c) in low yield.The thermally activated SRN1 reaction with the ion enolate (2a) was studied in more detail and it was found that the radical chain SRN1 mechanism could compete with one of ionic character.
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