Regioselective .alpha.-methoxycarbonylsulfenylation of ketones and aldehydes: a versatile method for preparation of thiazolones, thiadiazinones, and 3-indolethiols
Regioselective .alpha.-methoxycarbonylsulfenylation of ketones and aldehydes: a versatile method for preparation of thiazolones, thiadiazinones, and 3-indolethiols