science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2019 Substance: acetylacetone Other Names: 2,4-pentanedione; pentan-2,4-dion Formula: C5H8O2; CH3COCH2COCH3 CAS-No.: 123-54-6 PubChem: CID 31261 Study: ir and uv absorption spectra Authors: R.S. Rasmussen, D.D. Tunnicliff, R.R. Brattain Title: Infrared and Ultraviolet Spectroscopic Studies on Ketones Journal/Source: J. Am. Chem. Soc., 71 (3), 1068-1072, (1949); DOI: 10.1021/ja01171a087 Data: diagram, table Energy/Wavelength range: 220 - 350 nm Resolution: Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: solution (isooctane) pH: Comments: The Acetylacetone spectrum exhibiting a very strong band with a maximum at 270 nm, and molar extinction coefficient ~ 10000. Author to whom correspondence should be addressed: (e-mail address):