title: Pyrroles and related compounds. 30. Cyclisation of porphyrin beta-keto-esters to phaeoporphyrins.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003500:Cyclization; D004952:Esters; D008722:Methods; D011166:Porphyrins / Q000138:chemical synthesis; D011758:Pyrroles
chemical_list: D004952:Esters; D011166:Porphyrins; D011758:Pyrroles