Chirivella did not have the required international transfer certificate, after he returned from a loan spell with Spanish club Extremadura last season.
They suffered their first defeat of theseason when they lost 2-1 to Girona away from home while Athletic Bilbao forced them to 1-1 draw at the Camp Nou over the weekend.
The Argentine has endured a turbulent season at Camp Nou, which ended in a humiliating 8-2 loss to Bayern Munich in the Champions League, the sacking of Quique Setien as manager as well as Eric Abidal as sporting director.
The 16-year-old wonderkid has already made a significant impact this season. He has featured in every Barcelona game this season, garnering many plaudits.
Nigerian midfielder, Marvin Akinlabi on Saturday scored for Real Madrid Castilla as they were defeated 2-1 by Racing de Ferrol in theSpanish Segunda B.
Barcelona are the first team to book a spot in the knockout round of this season's UEFA Champions League. TheSpanish champions were held to a 1-1 draw against Inter Milan at the San Siro on Tuesday.
TheSpanish giants are set to rebuild their squad at the end of theseason after a poor season, with the champions 13 points adrift of La Liga leaders Barcelona.
Roma manager, Jose Mourinho, was sent off after storming onto the pitch during his side's pre-season friendly 5-2 defeat to Real Betis on Saturday at Benito Villamarin.
Boateng joined the Italian club from Eintracht Frankfurt in the German Bundesliga after winning DFB-Pokal last season with a 2-0 victory over champions Bayern Munich.