Fred will hope to make the same impact on the Premier League as Brazilian global team-mates Willian and Fernandinho, who also arrived in England via spells with Shakhtar.
Whether Real manage to persuade Manchester United to sell remains to be seen, but it appears Mourinho is holding firm.
"I was happy with my performance during the season, I played very well I always try to do my best and work hard".
Fred did not return to the national team until a 3-0 friendly win over Russian Federation in March and Tite was keen for his transfer to be completed before the World Cup.
Willian knows Fred well from their time spent on worldwide duty with Brazil, and the Chelsea FC star has opened up about the pair's conversation about the move to Old Trafford.
"I think France, no problems, will finish first", Mourinho said.
"I think Russian Federation has to finish second and the crucial match will be Russian Federation against Egypt", he said. Both missed Brazil's 2-0 win over Croatia in Liverpool this past weekend. Brazil have one final warm up game against Austria coming up, before their tournament begins on 17th June against Switzerland.
'He is excited to start but now is the time to think about the World Cup.