Investigation of Benzimidazoles. 5βtrans
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V. A. Lopyrev; L. I. Larina; T. I. Vakul'skaya; M. F. Larin; E. F. Shibanova; I.
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Article
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1985
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John Wiley and Sons
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English
β 360 KB
The iniluence of substituents on the 'H, "C and 15N NMR chemical shifts of 2-substituted 5(6)nitrobenzimidazoles and their analogues labelled with 15N in the nitro group was investigated. It was found that the substituent effects are transmitted to the carbon and hydrogen nuclei in positions 4-7 mai