Scottish Open: Ronnie O'Sullivan beats Mark Allen 4-2 in last-16 contest
Mark Allen bowed out of the Scottish Open as two opening century breaks helped Ronnie O'Sullivan clinch an impressive 4-2 last-16 victory.
Breaks of 104 and 103 got O'Sullivan off to a superb start before Allen pulled a frame back with a run of 74.
Five-times world champion O'Sullivan punished a missed green from the Antrim man with an 85 break to move 3-1 ahead.
Allen produced a run of 80 to cut the deficit but O'Sullivan sealed victory with breaks of 55 and 34.
Earlier, Allen edged a 4-3 afternoon victory over China's Li Hang in Glasgow while O'Sullivan struggled before overcoming Jimmy White 4-2.
After the Chinese player won the first frame, Allen led 2-1 and 3-2 only to be pegged back twice but a run of 67 helped the Antrim man take victory.
Belfast man Joe Swail led 2010 world champion Neil Robertson 2-1 in his last-32 game but eventually slipped to a 4-2 defeat
Allen opened up his Scottish campaign by coming from 3-0 down to beat Doncaster man Christopher Keogan 4-3 before easing past China's Fang Xiongman 4-0 in the second round on Wednesday.
Swail had earned opening victories over Welshman Lee Walker (4-1) and Grimsby's Stuart Carrington (4-2).