science-softCon uv/vis+ spectra data base; www.uv-spectra.de, (C) science-softCon 2019 Substance: cytosine Other Names: 4-aminopyrimidin-2(1H)-one; 4-amino-1H-pyrimidine-2-one Formula: C4H5N3O CAS-No.: 71-30-7 Study: uv absorption spectra Authors: J. McT. Ploeser, H.S. Loring Title: The ultraviolet absorption spectra of the pyrimidine ribonucleosides and ribonucleotides Journal/Source: J. Biol. Chem., 178, 431-437, (1949) Data: diagram, table Energy/Wavelength range: 220 - 300 nm Resolution: Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: solution (0.01 N sodium hydroxide, 0.05 M potassium phosphate buffer at pH 7.0, 0.01 N hydrochloric acid) pH: Comments: Author to whom correspondence should be addressed: (e-mail address):