反应详情

Title product of Example A3 (0.3 g, 1 mmole) was stirred with 10 ml of ethanol for 3 minutes and the mixture then perfused with NH3 for 1 hour at 25°, stirred an additional 16 hours, and concentrated to an oil, which crystallized on standing in vacuo. Trituration with pentane gave purified title product, 0.25 g, m.p. 141°-143°.

1. concentrationconcentrated to an oil, which
2. customcrystallized
3. customTrituration with pentane gave
4. custompurified title product, 0.25 g, m.p. 141°-143°