science-softCon uv/vis+ spectra data base; www.uv-spectra.de; (C) science-softCon 2017 Substance: 1-methylbarbituric acid Other Names: N-methylbarbituric acid Formula: C5H6N2O3 CAS-No.: 2565-47-1 PubChem: CID 75722 Study: uv absorption spectra Authors: J.J. Fox, D. Shugar Title: Absorption spectra and structure of barbituric acid derivatives as a function of pH Journal/Source: Bull. Soc. Chim. Belges, 61 (1-2), 44-63, (1952); DOI: 10.1002/bscb.19520610105 Data: diagram, table Energy/Wavelength range: ~ 205 - 280 nm Resolution: Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: aqueous solution (buffered) pH: 1 - 12 Comments: The ultraviolet absorption spectra of several barbituric acid derivatives have been measured and their apparent dissociation constants determined. Author to whom correspondence should be addressed: (e-mail address):