Parma are set to drop into Italy's amateur leagues after administrators received no takeover offers prior to a deadline.
Fiorentina qualified for the Europa League while Stephan El Shaarawy scored his first goal in seven months for AC Milan.
Liverpool give U21s more game time than Premier League rivals but top flight lags behind Europe.
Veteran Verona hitman Luca Toni is well-placed to finish the Serie A season as top scorer after a brace against Parma.
Napoli and Fiorentina boosted their European qualification hopes with victories over Cesena and Parma in Serie A on Monday.
Fiorentina made it three Serie A wins in a row and moved up to fifth in the standings by beating relegated Parma 3-0.