反应详情

A mixture of oxane-4-carboxylic acid (45 mg, 0.34 mmol), HATU (162 mg, 0.43 mmol) and DIPEA (43 μl, 0.25 mmol) in DMF (1 ml) is stirred at RT for 30 minutes. Tert-butyl-N-[5-amino-6-(2-phenylethynyl)pyridin-2-yl]carbamate B5a (60 mg, 0.19 mmol) is added and stirring continued for 17 h. The mixture is concentrated in vacuo and the product purified by RP HPLC. Yield: 40 mg (49%). HPLC-MS: M+H=422; tR=1.73 min (*Method—5).

1. stirringstirring
2. waitcontinued for 17 h
3. concentrationThe mixture is concentrated in vacuo
4. customthe product purified by RP HPLC