title: Studies on morphine alkaloids. X. Some reactions of 14a-bromocodeine derivatives with various substituents at C-6.
mesh_terms: D000080:Acetals; D001966:Bromine; D055598:Chemical Phenomena; D002621:Chemistry; D003061:Codeine; D013329:Structure-Activity Relationship
chemical_list: D000080:Acetals; D001966:Bromine; D003061:Codeine