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etioporphyrin
etioporphyrin[‚ēd·ē·ō′pȯr·fə·rən] (organic chemistry) C31H34N4 A synthetic porphyrin that has four ethyl and four methyl groups in a red-pigmented compound whose crystals melt at 280°C. etioporphyrin
e·ti·o·por·phy·rin (ē'tē-ō-pōr'fi-rin), A porphyrin derivative characterized by the presence on each of the four pyrrole rings of one methyl group and one ethyl group; four isomeric forms are thus possible. |