Bosz, chief executive Hans-Joachim Watzke and sporting director Michael Zorc held a meeting on Saturday night and they have now made a decision to extend Dembele's suspension "until further notice" and he will have to train on his own.
As things stand, the 20-year-old is not under consideration for selection as coach Peter Bosz prepares for the Bundesliga opener away to Wolfsburg on Saturday.
Borussia Dortmund have confirmed that they have extended Ousmane Dembele's suspension "until further notice".
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This was followed by an additional four pars before a birdie on the 15th brought him back to level par for the tournament. He was forced to chip out and after eventually reaching the green, three-putted for an eight.
The France global is a target for the Catalans, along with Liverpool midfielder Philippe Coutinho, as they aim to find a replacement for Neymar following his £200m move to Paris Saint-Germain.
Sporting director Michael Zorc added: "Our focus is now concentrated on the preparation of the for the opening Bundesliga match against Wolfsburg next weekend".
Despite Dortmund rejecting a €100m offer from Barcelona, the Frenchman travelled to Spain in the hope of sealing a move to the Nou Camp, and Dortmund responded by suspending him for the weekend's DFB-Pokal first-round encounter with minnows Rielasingen-Arlen.
"Ousmane Dembele, of course, has the opportunity to do individual training off the track".
The German club say that Dembele moving to Barca is "not now likely".
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Penney slumped as much as 18.25 percent to a record low after the retailer reported a bigger-than-expected quarterly loss. Germany's consumer price inflation accelerated to a three-month high in July, final data from Destatis showed Friday.
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The 42-year-old said his captors treated him better after he adopted Islam, giving him clothes, food and medication. He added that his captors thought that US President Donald Trump would draw more Muslims to fight against the West.