Gas Chromatography Electron Ionization Mass Spectral Analysis of Thio Analogues of Pyrimidine Bases: 5-Bromo-2,4-di-o-(m- and p-) chloro- (bromo-)benzylthiouracils and 6-methyluracils

<table>5-Bromo-2,4-di-o -(m - and p -)chloro- (bromo-)benzylthiouracils 1–6 and 5-bromo-2,4-di-o -(m - and p -)chloro-(bromo-)benzylthio-6-methyluracils 7–12.</table>

International Journal of Spectroscopy

fig1

Figure 1

Figure 1: Gas Chromatography Electron Ionization Mass Spectral Analysis of Thio Analogues of Pyrimidine Bases: 5-Bromo-2,4-di-o-(m- and p-) chloro- (bromo-)benzylthiouracils and 6-methyluracils

Figure 1 | Gas Chromatography Electron Ionization Mass Spectral Analysis of Thio Analogues of Pyrimidine Bases: 5-Bromo-2,4-di-o-(m- and p-) chloro- (bromo-)benzylthiouracils and 6-methyluracils 