DescriptionPorphyrin 200.svg English: Structure of porphyrin Deutsch: Struktur von Porphyrin Date 11 April 2014 Source Own work Author Emeldir (talk) SVG development
Hematoporphyrin free base Hematoporphyrin IX Hematoporphyrin IX base Heme-porphyrin HP (VAN) NSC 59265 Photodyn WLN: T D5 I5 N5-16-5 A D- I- N- AM D-N I-M
English Structure of a vanadium porphyrin compound (left) extracted from petroleum by Alfred E. Treibs, and chlorophyll a (right) Arabic بنية معقّد بورفيرين
forms as the esterified propionate sidechain is cyclised on to the main porphyrin ring to form divinylprotochlorophyllide URL: https://commons.wikimedia