Patent ID: 6180795
Filing Date: 2001-01-30
Classification: C07D

Abstract:
A process for the preparation of sulfenimides comprising: mixing, in an organic solvent, a sulfenamide of the formula ##STR9##with an aldehyde of the formulaR.sub.4 CHOwhere X is a sulfur atom, R.sub.1 and R.sub.2 are independently selected from the group consisting of hydrogen, alkyl, and aryl or may be joined to form a saturated or unsaturated ring or aromatic ring, R.sub.3 is alkyl or cycloalkyl, and R.sub.4 is a hydrocarbon radical wherein the carbon bearing the aldehyde function is bonded only to other carbon atoms, a substituted or unsubstituted aryl ring, or a heteroaromatic ring; and heating the mixture at a temperature and for a period of time sufficient to convert the sulfenamide to the sulfenimide.