science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2020 Substance: 2,4-pentanedione Other Names: acetylacetone; pentane-2,4-dione Formula: C5H8O2 CAS-No.: 123-54-6 Study: UV absorption spectrum Authors: C. Bernasconi, A. Kanavarioti Title: Nucleophilic additions to olefins. 19. Abnormally high intrinsic barrier in the reaction of piperidine and morpholine with benzylideneacetylacetone Journal/Source: J. Am. Chem. Soc., 108, 24, 7744–7751, (1986); https://doi.org/10.1021/ja00284a043 Data: table, diagram Energy/Wavelength range: 270 - 310 nm Resolution: Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: solution (50% Me2SO-50% water) pH: Comments: Author to whom correspondence should be addressed: (e-mail address):