反应详情

温度

120 °C

A mixture of [(2S)-7-(methylsulfonyl)-2,3-dihydro-1,4-benzodioxin-2-yl]methylamine (0.31 g, 1.27 mmol), 1,1,1-trifluoro-3-iodopropane (0.16 ml, 1.4 mmol) K2CO3 (0.35 g, 2.5 mmol) and ACN (4 ml) was heated under microwave radiation at 120° C. for 40 min. The product was evaporated to dryness and was purified by preparative HPLC (MeOH/NH3 buffer). Yield: 0.19 g, 44%. The amine was converted to the hydrochloric acid salt and was crystallized from MeOH/Et2O. M.p. 204° C. MS m/z (rel. intensity, 70 eV) 339 (M+, 3), 127 (5), 126 (bp), 79 (4), 51 (4). [α]=−52° (MeOH).

1. customThe product was evaporated to dryness
2. customwas purified by preparative HPLC (MeOH/NH3 buffer)
3. customwas crystallized from MeOH/Et2O
4. custom[α]=−52° (MeOH)