The reaction produces the corresponding sultine through a hetero-Diels-Alder reaction under kinetic control ( ≤ -60 ° C ) , but , under thermodynamic control ( ≥ -40 ° C ) , the reaction produces the corresponding sulfolene through a cheletropic reaction .
The reaction makes the corresponding sultine through a hetero-Diels-Alder reaction under kinetic control ( ≤ -60 ° C ) , but , under thermodynamic control ( ≥ -40 ° C ) , the reaction makes the corresponding sulfolene through a cheletropic reaction .