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Report | Regular issue | Vol 22, No. 9, 1984, pp.2053-2058
Published online, 1st January, 1970
DOI: 10.3987/R-1984-09-2053
Absorption, Circular Dichroism and Magnetic Circular Dichroism Studies on 2-Thiouracils

Akio Tajiri,* Nobuko Yamamoto, Masahiro Hatano, and Tohru Ueda

*Chemical Research Institute of Non-Aqueous Solutions, Tohoku University, Katahira, Aoba-ku, Sendai 980-8577, Japan

Abstract

The longest wavelength absorption band of 2-thiouracil in solution has been clarified to be superposition of two π→ π* electronic transitions taking place in a thioketone form of the three possible tautomers of 2-thiouracil.