This invention relates to 1-benzoyl (and 1-substituted benzoyl)-3-(1,2,3,4-tetrahydro-4-oxo-1-naphthyl)ureas, novel and useful intermediates for the preparation of 1,2,3,4-tetrahydro-4-oxo-1-naphthylurea and certain derivatives thereof. The above tetrahydro-4-oxo-1-naphthyl-urea and certain derivatives thereof are animal growth promoting agents. This invention further relates to methods of preparation of said 1-benzoyl (and 1-substituted benzoyl) 3-(1,2,3,4-tetrahydro-4-oxo-1-naphthyl)ureas.
本发明涉及1-苯甲酰(和1-取代苯甲酰)-3-(1,2,3,4-四氢-4-氧-1-
萘基)
脲,是制备1,2,3,4-四氢-4-氧-1-
萘基
脲及其某些衍
生物的新型有用中间体。上述四氢-4-氧-1-
萘基
脲及其某些衍
生物是动物生长
促进剂。本发明还涉及制备所述1-苯甲酰(和1-取代苯甲酰)-3-(1,2,3,4-四氢-4-氧-1-
萘基)
脲的方法。