Feng You-jian
Abstract
1D and 2D NMR (1H NMR, 13C NMR, DEPT, 1H-1H COSY, HSQC, HMBC) methods were used to elucidate the structure of methyl 2, 7, 7-trimethyl-5-oxo-4-(3-methoxy -4-hydroxylphenyl) -1, 4, 5, 6, 7, 8-hexahydroquinolin-3-carboxylate. The 1H and 13C chemical shifts of the compound were assigned.
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1D and 2D NMR (1H NMR, 13C NMR, DEPT, 1H-1H COSY, HSQC, HMBC) methods were used to elucidate the structure of methyl 2, 7, 7-trimethyl-5-oxo-4-(3-methoxy -4-hydroxylphenyl) -1, 4, 5, 6, 7, 8-hexahydroquinolin-3-carboxylate. The 1H and 13C chemical shifts of the compound were assigned.
Key concepts: DEPT, Heteronuclear single quantum coherence spectroscopy, Chemistry, Carbon-13 NMR, Carbon-13 NMR satellite, Fluorine-19 NMR, Two-dimensional nuclear magnetic resonance spectroscopy, Nuclear magnetic resonance spectroscopy