Sania first took court for a women's doubles contest and along with partner Cara Black dispatched the unseeded combine of Gabriela Dabrowski and Alicja Rosolska 6-1 6-2 in the second round.
The fifth seed Indo-Zimbabwean pair needed just 59 minutes to move to the pre-quarterfinals.
Sania then paired with her Romanian partner Tecau but suffered a shock 6-1 4-6 7-10 defeat at the hands of Timea Babos from Hungry and American Eric Butorac to bow out of the mixed doubles.
They had to work hard to beat Cara Black and Robert Farah 6-3 3-6 10-7 in their second round contest.
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Bopanna and Katarina will lock horns with eighth seeded team of Julia Goerges from Germany and seasoned Nenad Zimonjic from Serbia.
In the women's doubles match early in the day, Sania and Cara faced only one breakpoint in the lop-sided contest and broke their rivals four times. The fifth seeds won 57 points to 37 of their rivals.