HRID1846853
反应详情
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实验过程
3-Benzyloxy-6-[(2-chloro-benzenesulfonylamino)-methyl]-4-oxo-4H-pyran-2-carboxylic acid (12-03) (2 g, crude) was synthesized as a white solid from N-(5-benzyloxy-6-formyl-4-oxo-4H-pyran-2-ylmethyl)-2-chloro-benzenesulfonamide (11-03) (2.8 g, 6.46 mmol) following the procedure described for 6-(benzenesulfonylamino-methyl)-3-benzyloxy-4-oxo-4H-pyran-2-carboxylic acid (12-01).