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Sergey L. Deev, Zakhar O. Shenkarev, Tatyana S. Shestakova, Oleg N. Chupakhin, Vladimir L. Rusinov, Alexander S. Arseniev. Selective 15N-Labeling and Analysis of 13C−15N J Couplings as an Effective Tool for Studying the Structure and Azide−Tetrazole Equilibrium in a Series of Tetrazolo[1,5-b][1,2,4]triazines and Tetrazolo[1,5-a]pyrimidines // The Journal of Organic Chemistry. 2010 75 (24), 8487-8497
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dx.doi.org/10.1021/jo1017876
