Italian Schiavone conceded just three games in the match as she swept past her opponent 6-1 6-2 with considerable guile and precision from the back of the court.
Schiavone took the opening set with consummate ease, holding serve without any problems and ensuring that Cadantu was only able to record one game.
The second set was equally one-sided as Schiavone powered winners while her opponent toiled behind the baseline with little rhythm on serve.
It was a comfortable victory for the Italian, who took the second set for the loss of just two games.
Schiavone will next take on
Kirilenko took the opening set in confident fashion, but was unable to continue after an injury sustained during the second set forced her to end the match before the start of the third set.
Stephens will play Hungary's
The Spaniard took a hard-fought opening set with a solitary break of serve with the two players locked at 5-5 and heading for a tie-break.
The doughty Tatishvili responded in impressive fashion to take the second set 6-4, but she could not sustain her intensity and folded in the third.
Garrigues held her composure and found considerably more energy in the final set as she took it for the loss of just a single game.
Garrigues is up against Taiwan's
It was not a good day for fifth and sixth seeds
Barthel was beaten 6-3 7-6(7) by
Panova will play
Erakovic, meanwhile, was dumped out of the competition by
Morita faces France's