June 1980 The Photolysis of the l-Cycloalkoxy-5-chloro-l,2,3-benzotriazole System WA Feld and MP Servé Departments of Chemistry and Biological Chemistry, Wright State University, Dayton, Ohio 45435 Received November 19, 1979 Three l-cycloalkoxy-5-chloro-l,2,3-benzotriazoles were photolyzed at 254 nm. The major photolytic pathway yielded the corresponding cyclic ketone and 4,4'-dichloroazobenzene. J. Heterocyclic Ckem., 17, 825 (1980). 825 It was ...