Reaktion #57653

Reaktionsgleichung

3-methyl-4-morpholin-4-yl-benzofuran-2-carboxylic acid tert-butyl ester

TFA dichloromethane

→

3-methyl-4-morpholin-4-yl-benzofuran-2-carboxylic acid

Ausbeute 92.8%

Reaktionsbedingungen

Aufarbeitung

1. 1
   SonstigeThe solvents were removed under vacuum
2. 2
   Sonstigethe residue was triturated with ether
3. 3
   FiltrationFiltration

Vorschrift

To 140 mg 3-methyl-4-morpholin-4-yl-benzofuran-2-carboxylic acid tert-butyl ester was added 4 mL of TFA/dichloromethane (1:1). The solution was stirred at room temperature for 5 h. The solvents were removed under vacuum and the residue was triturated with ether. Filtration gave 107 mg of 3-methyl-4-morpholin-4-yl-benzofuran-2-carboxylic acid as a white solid.

Quelle