science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2019 Substance: 6-azauracil Other Names: 1,2,4-triazine-3,5(2H,4H)-dione Formula: C3H3N3O2 CAS-No.: 461-89-2 Study: uv absorption spectra Authors: L.B. Clark, I. Tinoco Jr. Title: Correlations in the Ultraviolet Spectra of the Purine and Pyrimidine Bases Journal/Source: J. Am. Chem. Soc., 87 (1), 11-15, (1965); DOI: 10.1021/ja01079a003 Data: diagram, table Energy/Wavelength range: ~ 180 - 295 nm Resolution: Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: solution (trimethylphosphate) pH: Comments: Absorption maxima are located at 182 nm, 195 nm, 229 nm and 261 nm. Author to whom correspondence should be addressed: (e-mail address):