Amin's 3-pointer ended a run of 14 straight points for UC Irvine and helped the Ducks became the lone double-digit seed to advance to next weekend by beating UC Irvine 73-54.
Payton Pritchard scored 20 points, Wooten matched his career high with seven blocks and Oregon never trailed in a 69-46 victory over Stanford on Sunday night.
Louis King scored 13 of his 22 points in the second half and Kenny Wooten matched his career high with 20 to help Oregon rally past Washington State 78-58.