Synonyms: Chlorophyllidea (6CI,7CI); Magnesate(1-),[(3S,4S,21R)-9-ethenyl-14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-3-phorbinepropanoato(3-)-kN23,kN24,kN25,kN26]-, hydrogen, (SP-4-2)- (9CI);Magnesate(1-), [9-ethenyl-14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-3-phorbinepropanoato(3-)-kN23,kN24,kN25,kN26]-, hydrogen, [SP-4-2-[3S-(3a,4b,21b)]]-; Magnesium, [dihydrogen21-carboxy-14-ethyl-4,8,13,18-tetramethyl-20-oxo-9-vinyl-3-phorbinepropionato(2-)]-,21-methyl ester (8CI); 3-Phorbinepropanoic acid,9-ethenyl-14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-,magnesium complex, [3S-(3a,4b,21b)]-; Phorbine, magnesate(1-) deriv.; Magnesate(1-),[9-ethenyl-14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-3-phorbinepropanoato(3-)-N23,N24,N25,N26]-,hydrogen, [SP-4-2-[3S-(3a,4b,21b)]]-; Magnesium-pheophorbide A