title: [The reaction of 4-hydroxycoumarin, 4-hydroxy-1-thiocoumarin and 4-mercaptocoumarin with diphenylketene (author's transl)].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003374:Coumarins; D005030:Ethylenes; D006868:Hydrolysis; D007202:Indicators and Reagents; D010648:Phenylacetates; D013438:Sulfhydryl Compounds
chemical_list: D003374:Coumarins; D005030:Ethylenes; D007202:Indicators and Reagents; D010648:Phenylacetates; D013438:Sulfhydryl Compounds
vernacular_title: Uber die Reaktion von 4-Hydroxycumarin, 4-Hydroxy-1-thiocumarin und 4-Mercaptocumarin mit Diphenylketen