The structure of polyunsaturated fatty acid ethyl ester in fish oils were characterized by 1 H and 13C NMR, and assignment of peaks were made by means of 1H - 1H homo-nuclear shift correlation( COSY) and 1H - 13C chemical shift correlation ( HETCOR).
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- 利用~1H、~(13)C核磁共振波譜,對魚(yú)油多烯脂肪酸乙酯的結構進(jìn)行了表征,并通過(guò)二維H-~1H相關(guān)譜(COSY)和~1H-~(13)C化學(xué)位移相關(guān)譜(HETCOR)對各共振峰進(jìn)行了指認。
