Reaktion #11906

Reaktionsgleichung

4-carbobenzyloxy-1-(5,6-dichloro-2-nitrophenyl)piperazine-2-carboxylic acid

→

desired product

Ausbeute 50.7%

3-Carbobenzyloxy-9,10-Dichloro-2,3,4,4a-Tetrahydro-1H-Pyrazino[1,2-a]-Quinoxalin-5(6H)-One

Ausbeute 50.7%

Reaktionsbedingungen

Vorschrift

By the same procedure described for Example 7B, from 0.75 g of 4-carbobenzyloxy-1-(5,6-dichloro-2-nitrophenyl)piperazine-2-carboxylic acid and 0.28 g of iron powder, there was obtained 0.34 g (49%) of the desired product as a brown solid.

Quelle