Sánchez first appeared in La Liga for Racing de Santander, on loan, being a mainstay during 1996–97 and subsequently returning home to help Madrid to the following campaign's UEFA Champions League, coming in the 82nd minute of their 1–0 win against Juventus F.C.
Sánchez debuted in La Liga for Racing de Santander on loan, becoming a crucial player during 1996–97 and later returning to Madrid to help them win the UEFA Champions League. He entered the match as a substitute in the 82nd minute of their 1–0 victory against Juventus F.C.