The move had been on the cards for a several weeks, but was thought to have been held up as the finer points of the deal were finalised.
And the Serie A outfit confirmed the acquisition in a short statement on their website on Saturday.
No contract details have yet been released, but the club stated that: "In the coming days, after the completion of formalities, documentation will be filed at the FIGC [The Italian Football Federation]."
Mino scored four goals in 31 league appearances as Boca finished seventh in the Primera Division last season.
A product of the club's youth system, the 24-year-old is yet to represent Argentina internationally.
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