反应详情

Preparation of example 60 from the title compound of Example 59 (90 mg, 0.17 mmol), and 1:1 TFA/CH2Cl2 (5 mL) was carried out analogously to Example 20. Isolation, also in an analogous manner, included a further trituration with methanol/diethyl ether and afforded the title compound (70 mg, 0.013 mmol) as an orange/yellow powder in 78% yield.