science-softCon uv/vis+ photochemistry database;	www.photochemistry.org; (C) science-softCon 2019

Substance: pentafluoropropionaldehyde			Other Names: propanal, pentafluoro-; propionaldehyde pentafluoro-

Formula: C3HF5O; C2F5CHO				CAS-No.: 422-06-0

Study: photolysis, quantum yields, uv absorption cross sections

                
Authors: M.S. Chiappero, F.E. Malanca, G.A. Argüello, S.T. Wooldridge, M.D. Hurley, J.C. Ball, T.J. Wallington, R.L. Waterland, R.C. Buck

Title: Atmospheric chemistry of perfluoroaldehydes (CxF2x+1CHO) and fluorotelomer aldehydes (CxF2x+1CH2CHO): Quantification 
of the important role of photolysis

Journal/Source: J. Phys. Chem. A, 110, 11944-11953, (2006); DOI: 10.1021/jp064262k


Data: table, diagram

Energy/Wavelength range: 230 - 355 nm

Resolution: 1 nm

Temperature: 297 K

Temperature dependence: 

Pressure/Concentration:

Phase:

pH:


Comments: C(x)F(2x+1)CHO and C(x)F(2x+1)CH2CHO have broad absorption features centered at 300-310 and 290-300 nm, respectively.
Quantum yield at 254 nm is 0.81 ± 0.09 (C2F5CHO).

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