In contrast, the other three semi-finalists have won South America’s top club trophy 10 times between them. Boca is looking for a record-equalling seventh title.
The Copa America Centenario, marking the 100th anniversary of the oldest continental competition for national teams, will take place in the United States from June 3-26.
Independiente reached the last four by beating Mexico’s UNAM Pumas 5-3 on penalties after a 3-3 result on aggregate in their quarter-final tie on Tuesday night. Boca qualified when they beat Nacional of Uruguay last week.
The Ecuadoreans are unbeaten at their 7,000-capacity ground in the Andean town of Sangolqui, where opponents struggle in the thin air 2,500 metres above sea level.
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They upset title holders River Plate of Argentina in the round of 16, beating them 2-0 in the home leg at the Atahualpa national stadium in nearby Quito before a 1-0 defeat in Buenos Aires sent them through as 2-1 winners on aggregate.
The other semi-final is between Brazil’s Sao Paulo and Atletico Nacional of Colombia.
The competition has been interrupted after the quarter-finals for the third year in a row -- in 2014 for the World Cup in Brazil and last year for the Copa America in Chile.
(Writing by Rex Gowar, editing by Larry King)
