Selhurst Park defender Marc Guehi emerges as a primary target for Inter, while Bournemouth forward Antoine Semenyo holds a confidential buyout clause, and the Blues have interest in Portuguese teenager Cardoso Varela.
Serie A contenders Inter Milan are now part of the race to sign the services of Crystal Palace defender Marc Guehi, however Liverpool continue to be the frontrunners to sign the 25-year English international.
Bournemouth attacker Antoine Semenyo possesses a buyout clause in his deal, but the team are maintaining it confidential as they want to keep the 25-year Ghanaian international, who has attracted interest from Tottenham and Manchester United.
Chelsea and Barcelona are each tracking Dinamo Zagreb's 16-year-old Portuguese forward Cardoso Varela, bringing to the recruitment speculation surrounding the emerging prospect.
Brighton are not looking to cash in on Cameroon midfielder Carlos Baleba in January, even though the 21-year-old attracting interest from Manchester United during the previous window.
Manchester United have placed Crystal Palace and England midfielder Adam Wharton, 21-year-old, ahead of Baleba on their shortlist of transfer targets.
Manchester United are considering renewing Brazilian star Casemiro's deal beyond this season, but only if the 33-year agrees to a salary reduction.
Attention in Casemiro has come from Brazil and Saudi Arabia, yet Manchester United manager Ruben Amorim could argue for the ex- Real Madrid player to remain.
Barcelona goalkeeper Marc-Andre ter Stegen, 33, has made it clear that he does not intend to leave the club, even with interest from Manchester United and Newcastle United.
Crystal Palace full-back Daniel Munoz is wanted by Barcelona, yet the Eagles will not allow the 29-year-old Colombian player leave in January.
Former Tottenham chief Scott Munn's decision to take a role at Serie A club Parma rather than Nottingham Forest is a further sign that manager Ange Postecoglou is on shaky footing at the club.
New Newcastle recruitment chief Ross Wilson will oversee an audit into the deal status of the club's key players, as the club aim to avoid a repeat of the transfer saga that saw Sweden forward Alexander Isak, 26-year-old, move to Liverpool.
Chelsea are not worried over the future of Ecuador midfielder Moises Caicedo, 23, following the public dismissal of his representative.
The midfielder is expected to be rewarded with a fresh deal by Chelsea to deter interest from Real Madrid.
Borussia Dortmund are keen on Barcelona's 17-year Spanish youngster Guille Fernandez, who has yet to earn a senior appearance with the Catalan side.
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