The 15-year-old is attracting interest from Europe's biggest clubs following his dominating performances for Valencia's junior sides.
The exciting attacking midfielder is head and shoulders above his team-mates and his talent has not gone unnoticed.
He has yet to sign his first professional contract, and would be available for a nominal fee.
But United have been on Cogalan's trail for over a year. Former Old Trafford star Phil Neville worked with the teenager during his coaching spell at Valencia - and recommended the playmaker to his old bosses.