title: Topical mosquito repellents XII: N-substituted ureas and cyclic ureas.
abstract: Various N-substituted urea and cyclic urea derivatives were synthesized and evaluated as repellents for Aedes aegypti mosquitoes with an in vitro blood-feeding test system. Several compounds were superior to diethyltoluamide.
mesh_terms: D000330:Aedes; D000818:Animals; D009033:Culicidae; D007302:Insect Repellents / Q000138:chemical synthesis*; D008722:Methods; D013329:Structure-Activity Relationship; D013816:Thermodynamics; D014508:Urea / Q000031:analogs & derivatives* / Q000138:chemical synthesis / Q000494:pharmacology
chemical_list: D007302:Insect Repellents; D014508:Urea