... Journal of Medicinal Chemistry. ... Chemistry A synthetic route toward the preparation of the 1-(2-morpholin-2-ylethyl)-3-aryl-1,3-dihydro-2,1,3-benzothiadiazole 2,2-dioxides is described in Scheme 1. Commercially available (4-benzylmorpholin-2-yl)acetic acid ethyl ester 20 ...