反应详情

A solution of EXAMPLE 83A (0.38 g) in methanol (100 mL) was treated with 1M LiOH (50 mL), stirred for 18 hours, treated with 10% citric acid, and filtered. NMR (300 MHz, DMSO-d6) δ 14.83 (s, 1H), 13.27 (br s, 1H), 8.67 (s, 1H), 8.48 (s, 1H), 4.43 (br s, 4H), 2.40 (m, 2H).

1. filtrationfiltered