Bayern improved through the half with Niko Kovac's side looking assured on the ball, but Alcacer broke the deadlock after the break, all thanks to Sancho, who eluded three Bayern defenders, then played the ball through Niklas Sule's legs for Alcacer to sweep it inside the right post.
They are expected to make a move next week before the transfer window closes in England.
If City were to sell Sane, they won't be looking to replace him this summer, as they already have Riyad Mahrez and Bernardo Silva among those that could step into his place. "I'm not aware of the rumours".
Sane has been linked with a move to Bayern throughout the close season, having lost his starting place at City during the closing months of its domestic treble-winning season. City remain hopeful that Sane, whose contract expires in 2021, will commit his future to the club and he is yet to give any indication he wants to leave the Etihad.
North Korea's missile tests don't violate deal with Kim Jong Un
One State Department official called North Korea's missile launches this week a "huge mistake" and "self-inflicted damage". Secretary of State Mike Pompeo said earlier Friday that he wished North Korea had sent its foreign minister to the meeting.
"I think it's the best before the first game for the Premier League you know exactly what players you will play for the rest of the season".
The Germany global has picked up six major trophies with City, including two league titles, but he found regular playing time hard to come by towards the back end of last season.
We have tried to extend the contract for more than a year. "But I'm confident and assume that we can get him". "It was quite remarkable". That's easier for our job.
"(He is a) class manager, top manager", Guardiola said. "His message is always positive, sometimes some exceptions but most of the time always good".
He added that all South American players except for Fernandinho were back in training.