反应详情

8-[4-(Tetrahydro-pyran-2-yloxy)-phenyl]-5H,7H-6-oxa-1,4,8a-triaza-s-indacene (500 mg, 2.5 mmol) was suspended in methanol and added with p-toluenesulfonic acid (50 mg) was catalyst. The mixture was stirred at room temperature for 2 hours and concentrated in vacuo. The residue was carried on to the next reaction without purification.

1. concentrationconcentrated in vacuo
2. customThe residue was carried on to the next reaction without purification