The molecule is a dialdehyde, consisting of two formyl (CHO) groups attached to adjacent carbon centres on a benzene ring. o-Phthalaldehyde is used for precolumn derivatization of amino acids for HPLC separation and for flow cytometric measurements of protein thiol groups. Used for fluorometric…

CAS No.: 3647-69-6 UN No.: UN2923 pH: 4.5 - 5 (10 g/l, H2O, 20°C) Solubility: (20°C) soluble Melting Point: 182 - 184°C (decomposition) Molar Mass: 186.08 g/mol Ignition Point: 365°C

CAS No.: 110-60-1 UN No.: UN2923 Solubility: 40 g/l (20°C) Melting Point: 25 - 28°C Molar Mass: 88.15 g/mol Boiling Point: 158 - 160°C (1013 hPa) Flash Point: 63°C Refractive Index: 63°C Explosion Limit: 0.7 - 11.2 %(V) Density: 0.88 g/cm3