反应详情

The title compound (32 mg) was prepared from compound 8D and isolated as a white solid by procedures analogous to those described in Example 2 (2C to 2F). mp196-197° C.; HPLC: 99% at 12.31 min (retention time) (CHIRALPAK® OD column 4.6×250 mm; 25% isopropanol in hexane over 30 min, 1 mL/min, UV detection at 220 nm); MS (ES) m/z 322 [M+1]+.

1. customisolated as a white solid by procedures analogous to