Prashant beat Nagal 6-7(3) 6-4 6-4 to enter the semifinals of the event.
In the doubles finals, N Sriram Balaji and Vishnu Vardhan will meet Anvit Bendre and N Vijay Sundar Prashanth, to be played tomorrow.
Results of quarterfinals: N Vijay Sundar Prashanth (5) bt Sanam Singh [4] bt Sumit Nagal 6-7(3) 6-4 6-4; N Sriram Balaji [6] 1-6, 6-1, 6-3; Prajnesh Gunneswaran [2] bt Sidharth Rawat (IND) [8] 6-7 (5), 6-3, 7-5; Vishnu Vardhan [3] bt Sasi Kumar Mukund 7-6 (9), 7-5.
Disclaimer: No Business Standard Journalist was involved in creation of this content