A last-minute goal by Ewerthon denied Campeonato leaders Fluminense three points as the Rio de Janeiro side were held 1-1 at home by Palmeiras on Wednesday.
Emerson gave Flu the lead after a quarter of an hour but the visitors fought back for a point which leaves Corinthians four points behind Fluminense in second with a game in hand.
Botafogo are third following a 1-0 win at Gremio Prudente earned by Maicosuel's 70th-minute effort, while fourth-placed Internacional were held goalless by Vitoria.
Cruzeiro joined Internacional on 28 points as Robert's ninth-minute goal secured a 1-0 home win over Flamengo.
In the other matches played on Wednesday, bottom side Goias lost 3-1 at home to Atletico Mineiro, Atletico Paranaense were 2-1 winners over Ceara and Jonas Oliveira's goal was enough for Gremio to beat Guarani 1-0.
