Reaktion #77317

Reaktionsgleichung

racemic 4-carbobenzyloxypiperazine-2-carboxylic acid

1,2,4-trifluoro-5-nitrobenzene

→

title compound

Ausbeute 16.7%

8,9-Difluoro-2,3,4,4a-Tetrahydro-1H-Pyrazino[1,2-a]Quinoxalin-5(6H)-One

Ausbeute 16.7%

Reaktionsbedingungen

Vorschrift

By the same procedure described for example 2 method 2B, from 1.5 g of racemic 4-carbobenzyloxypiperazine-2-carboxylic acid and 1,2,4-trifluoro-5-nitrobenzene, there was obtained 0.4 g (16.7%) of title compound as an orange-red residue.

Quelle