反应详情

3-Chloro-N-(5-hydroxy-4-oxo-4H-pyran-2-ylmethyl)-benzenesulfonamide (8-05) (14.0 g, 71.83%) was synthesized as a brown solid from N-(5-benzyloxy-4-oxo-4H-pyran-2-ylmethyl)-3-chloro-benzenesulfonamide (7-05) (25.0 g, 61.73 mmol) following the procedure described for N-(5-hydroxy-4-oxo-4H-pyran-2-ylmethyl)-benzenesulfonamide (8-01).