Manchester City hoped to finalise a deal for Sinclair early this week, but the Swansea chairman Huw Jenkins has now rejected two offers from the Premier League champions.
Talks are now likely to progress until deadline day, with
It is still likely the 23-year-old will make the move to the Etihad, but there is evidently a fair amount of brinkmanship going on as both clubs seek the fairest price.
Sinclair has made it known to Jenkins and manager Michael Laudrup that he will not sign a new deal at the Liberty Stadium.
He has a season left on his existing contract, meaning the Welsh club must decide whether to sell now or risk losing the youngster for nothing next summer.
City made an initial offer of around £5million, but
It is understood City’s second, improved offer amounted to £6.2million, but this was also rejected.
Sinclair was not included in the squad against
Roberto Mancini has made it known how eager he is to recruit several new faces before Friday’s deadline, and Swansea are no doubt aware of the City’s manager’s frustration.
The deal will now turn into a race against the clock.
Laudrup, meanwhile, is pursuing new faces of his own as he tracks Valencia’s Pablo Hernandez and Middlesbrough’s Marvin Emnes.