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萘普生(Naproxen)是一种优于布洛芬的较好的非甾体消炎镇痛药物。我们在研究通过α—卤代烷基芳酮重排法合成萘普生时,研究了下述缩酮中间体的~1HNMR谱。
Naproxen is a better non-steroidal anti-inflammatory analgesic than ibuprofen. When we studied the synthesis of naproxen by the? -haloalkylaryl ketone rearrangement, we investigated the ~ 1H NMR spectrum of the following ketal intermediates.