Vienna Open: In-form Machac edges past Dimitrov to make last eight

Tomas Machac reached the quarter-finals of the Vienna Open by winning against Bulgarian Grigor Dimitrov, the No 3 seed, 6-7 (5), 6-4, 6-3 in Basel.

Machac, ranked No 27, will play No 7 seed Jack Draper next.

Ahead of his victory, Tomas Machac defeated Hungarian Fabian Marozsan (7-6 (5), 6-1).

Dimitrov, ranked No 9, beat Chinese Zhizhen Zhang (6-4, 7-5) in the previous round of the Vienna tournament.

Vienna ATP 500, other second-round results (Wiener Stadthalle, hard, EUR 2.470.310, most recent results first):

• Gael Monfils vs. Lorenzo Musetti
• Karen Khachanov vs. Brandon Nakashima
• Flavio Cobolli vs. Alex De Minaur
• Jack Draper beat Luciano Darderi: 7-5, 6-1
• Jakub Mensik (Q) beat Miomir Kecmanovic: 6-3, 7-6 (7)

• Matteo Berrettini beat Frances Tiafoe (5): 6-3, 6-7 (6), 6-3
• Alexander Zverev (1) beat Marcos Giron: 6-2, 7-5