However, the Red Devils have offered Arsenal £25 million for Sanchez and are also willing to sell Henrikh Mkhitaryan to the Gunners, per Fabrizio Romano and Ed Aarons at the Guardian.
"But in relation to Alexis Sanchez I don't say a word".
Liverpool, Arsenal, Manchester United and Chelsea have all been linked with him, but none of them has made any contact as yet. He would also be eligible to play for United in the UEFA Champions League.
United target Malcom would prefer a move to Arsenal over Tottenham, according to reports.
Ozil worked with Manchester United boss Jose Mourinho during three seasons at Real Madrid, winning the La Liga title to dethrone Pep Guardiola's impressive Barcelona side.
The Mexico worldwide made a name for himself as a goal-poacher during his time at Old Trafford, particularly as a substitute, and he was hugely popular among supporters. With only 4 goals in 20 appearances for The Hammers, Hernandez could be on the move in the coming weeks.
The England global has been in fine form for the Foxes this term, scoring nine Premier League goals to date. Vardy missed out on the golden boot in the 2015-16 season by one goal and already has nine in this campaign, while Hernandez played at Old Trafford between 2010 and 2015.
While he would probably be keen on a return to United, it would be something of a gamble for the club.