title: [Comparative study of the UV absorption spectra of some 4-oxycoumarins in different solvents].
mesh_terms: D002625:Chemistry, Organic; D003374:Coumarins / Q000032:analysis*; D055601:Organic Chemistry Phenomena; D012997:Solvents / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet
chemical_list: D003374:Coumarins; D012997:Solvents
vernacular_title: Porivnial'ne vyvchennia UF spektriv vbyrannia deiakykh 4-oksykumaryniv v riznykh rozchynnykakh.