science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2019 Substance: pyrene Other Names: benzo[def]phenanthrene Formula: C16H10 CAS-No.: 129-00-0 Study: UV absorption spectrum Authors: A. Thony, M.J. Rossi Title: Gas-phase UV spectroscopy of anthracene, xanthone, pyrene, 1-bromopyrene and 1,2,4-trichlorobenzene at elevated temperatures Journal/Source: J. Photochem. Photobiol. A: Chem., 104, 25-33, (1997); http://dx.doi.org/10.1016/S1010-6030(96)04575-3 Data: diagram, table Energy/Wavelength range: 200 - 400 nm Resolution: Temperature: 423 - 873 K Temperature dependence: Pressure/Concentration: 1 atm of air Phase: gas pH: Comments: Quantitative UV-absorption spectra in the wavelength range 200 to 400 nm and the temperature range 150 to 600 °C for anthracene, xanthone, pyrene, 1-bromopyrene and 1,2,4-trichlorobenzene obtained at 1 atm of air in a slowly flowing gas mixture are presented. Peak wavelengths are tabulated. Author to whom correspondence should be addressed: (e-mail address):