Derivatives of pyrazinecarboxylic acid: 1H, 13C and 15N NMR spectroscopic investigations

W Holzer, GA Eller, B Datterl…

文献索引：Magnetic Resonance in Chemistry, , vol. 47, # 7 p. 617 - 624

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被引用次数: 5

摘要

... splitting, the C-6 signal is split with 10.8 and 1.3Hz), the C-5 resonance shows two ... discriminated employing 2D (δ,J) long-range INEPT spectra with selective excitation[11] of the resonances due to H ... C-5 and C-6 (δ C-5 > δ C-6). However, these differences in chemical shifts are ...