5-Amino-6-methyl-3-phenylpyrimidin-4(3H)-one 1 was transformed into 2-alkoxy-1H-imidazoles 2a–f by treatment with various oxidative metal salts such as CuCl2, CuBr2, Cu(NO3)2, CuSO4, Tl(NO3)3, FeCl3 and Pb(OAc)4 in alkyl alcohols.
I. Matsuura, T. Ueda, N. Murakami, S. Nagai and J. Sakakibara, J. Chem. Soc., Chem. Commun., 1991, 1688 DOI: 10.1039/C39910001688
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