反应详情

To a solution of 2-((R)-3-amino-4-hydroxy-but-1-enyl)-benzoic acid ethyl ester (1.8 g, 7.65 mmol) in 1:1 toluene/acetonitrile (4 mL) is added DBU (1 mL, 6.45 mmol) and stirred at RT for 18 h. The white precipitate is filtered to give the title compound: (M+1)+=190.

1. filtrationThe white precipitate is filtered