反应详情

55 mg of Example 184 (see 40.) are placed in 2 ml dimethylformamide, then 81 l diisopropylethylamine and 53.1 mg O-(7-azabenzotriazol-1-yl-)-N,N,N′,N′-tetramethyluronium hexafluorophosphate (HATU) are added. After 15 min 13.8 mg cyclopropylmethylamine hydrochloride are added. The reaction mixture is stirred at ambient temperature until there is no further reaction and the product is purified directly by preparative HPLC (method B). 30 mg of Example 242 are obtained as a solid.

1. customno further reaction
2. customthe product is purified directly by preparative HPLC (method B)