反应详情

Anhydrous hydrochloric acid gas was bubbled into a suspension of 4-amino-3-hydroxybutanoic acid (0.91 g, 7.61 mmol) in methanol (150 mL) until the solution was saturated and stirred at ambient temperature. After 18 h, the solution was concentrated to give the title compound (1.32 g). MS 134 (M+1).

1. concentrationthe solution was concentrated