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北京石油化工学院2026年研究生招生接收调剂公告
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cleveyang

新虫 (初入文坛)

[求助] 翻译核磁共振氢谱

The 1H NMR (Fig. 3C, DMSO–d6, 300 MHz) data of peak
4 was assigned as following: ı: 7.46ppm (1H, d, J = 16 Hz, H-7 caffeoyl),
7.05ppm (1H, d, J = 2 Hz, H-2 caffeoyl), 6.84ppm (1H, dd,
J = 2 and 8 Hz, H-6 caffeoyl), 6.82ppm (1H, d, J = 8 Hz, H-5 caffeoyl),
6.19ppm (1H, d, J = 16 Hz, H- 8 caffeoyl), 5.14ppm (1H, br d, J = 5 Hz,
H-3 quinic), 3.89ppm (1H, br s, H-5 quinic), 3.52ppm (1H, br d,
J = 4 Hz, H-4 quinic), 1.8–2.1ppm (2H, m, H-6 quinic), 1.97ppm (2H,
br d, J = 5 Hz, H-2 quinic),
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dy_414

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同求高手
我坚信,rp是攒出来的
2楼2012-11-03 11:43:57
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