反应详情

温度

25 °C

A suspension of the product of Example 1C (4.13 g, 18.77 mmol) and N,N-dimethylformamide (1.45 mL, 18.77 mmol) in hexanes (700 mL) was treated with oxalyl chloride (4.91 mL, 56.31 mmol) and stirred at 25° C. for 2 hours. The mixture was treated with Celite®, and then filtered through a pad of Celite®. The filtrate was concentrated in vacuo to afford the title compound which was used directly in the next procedure.

1. additionThe mixture was treated with Celite®
2. filtrationfiltered through a pad of Celite®
3. concentrationThe filtrate was concentrated in vacuo