5,22-Dihydroporphyrin
[CAS# 26660-92-4]

Identification

• Name: 5,22-Dihydroporphyrin
• Synonyms: phlorin; phlorin porphyrin
• Molecular Formula: C₂₀H₁₆N₄
• Molecular Weight: 312.37
• CAS Registry Number: 26660-92-4
• SMILES: C1C2=CC=C(N2)/C=C\3/C=C/C(=C/C4=N/C(=C\C5=CC=C1N5)/C=C4)/N3
• InChI: 1S/C20H16N4/c1-2-14-10-16-5-6-18(23-16)12-20-8-7-19(24-20)11-17-4-3-15(22-17)9-13(1)21-14/h1-11,21,23-24H,12H2/b13-9-,14-10-,17-11-
• InChIKey: IQDRAVRWQIIASA-VZPOTTSCSA-N

Properties

• Density: 1.4±0.1g/cm³ (Cal.)
• Boiling point: 742.5±60.0°C at 760 mmHg (Cal.)
• Flash point: 402.8±32.9°C (Cal.)
• Refractive index: 1.752 (Cal.)

References

• (1): Alexandra M. Young, Amber L. Von Ruden and Timothy D. Lash. Pyrazole analogues of porphyrins and oxophlorins, Org. Biomol. Chem., 2011, 9, 6293.