United want a fee in the region of £50million, using Noni Madueke's £52m move to Arsenal from Stamford Bridge as a yardstick. However, Chelsea are not currently looking to go above £30m with their offer, which has drawn out the saga that could rumble on until the deadline.

Manchester United outcast Alejandro Garnacho has his heart set on a move to Premier League rivals Chelsea this summer, after falling out of favour under Ruben Amorim

Yet insiders at Old Trafford note the Blues' reluctance to sell one of their unwanted forwards, Christopher Nkunku, to Bayern Munich for less than £50m and feel that should guide the London club's valuation of Argentina international Garnacho, who they consider to be a better player.