A novel formyl complex [(H2O)5CrCHO]2+. A pulse radiolysis study
Abstract
The formyl complex [(H2O)5CrCHO]2+ is formed in aqueous solution via the reaction sequence: Cr2+(aq.)+·CH(OH)2→[(H2O)5CrCH(OH)2]2+→[(H2O)5CrCHO2+]+ H2O, and reduces formaldehyde (k= 1 mol–1 dm3 s–1), yielding CO + CH3OH; the spectra of [(H2O)5CrCH(OH)2]2+ and [(H2O)5CrCHO]2+ are reported.