Igor Andreev tamed a leaping Marcos Baghdatis [ Images ] with a 2-6, 6-1, 6-3, 6-4 win to reach the quarter-finals of a Grand Slam for the first time.

The unseeded Russian will be heading into uncharted territory after adding the 16th-seeded Cypriot to his list of high-profile victims in Paris.

Men's singles quarter-final line-up
Roger Federer [ Images ] vs Tommy Robredo [ Images ]
Rafael Nadal [ Images ] vs Carlos Moya [ Images ]
Nikolay Davydenko [ Images ] vs Guillermo Canas [ Images ]
Novak Djokovic [ Images ] vs Igor Andreev

The conqueror of Andy Roddick [ Images ] in the first round, Andreev took his time to find his range on Suzanne Lenglen [ Images ] court but it was not long before Baghdatis was left attempting futile jumps in the air as he tried to chase down the Russian's soaring winners.

A final mishit shot into the stands ended Baghdatis's challenge and put Andreev into the last eight against sixth seed Novak Djokovic.

Results:

Men's singles fourth round: Rafael Nadal (Spain) beat Lleyton Hewitt [ Images ] (Australia [ Images ]) 6-3, 6-1, 7-6(5); Igor Andreev (Russia [ Images ]) beat Marcos Baghdatis (Cyprus) 2-6, 6-1, 6-3, 6-4, Novak Djokovic (Serbia) beat Fernando Verdasco [ Images ] (Spain) 6-3, 6-3, 7-6(1); Carlos Moya (Spain) beat Jonas Bjorkman [ Images ] (Sweden) 7-6(5), 6-2, 7-5.