Geminal proton-proton coupling constants
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J. L. Sudmeier; D. R. Murayama
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Article
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1970
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John Wiley and Sons
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English
⚖ 140 KB
KNOWLEDGE of the effects of amine substituents on chemical shifts and coupling constants is important in elucidating the distributions of dissociable protons and rotamers in amino acids and other amine compounds at various pH values. In previous studies of 2,5-dimethylpiperazine and its hydrochlorid