Sunday afternoon's Amlin Challenge Cup sixth round pool clashes brought an end to the Pool phase of the Challenge Cup and the quarter finalists have now been decided.

The 2011/12 Amlin Challenge Cup Quarter final match ups are as follows.

1. Stade Francais vs Exeter,

2. Brive vs Scarlets,

3. Toulon vs Harlequins,

4. London Wasps vs Biarritz

To be played Weekend of April 6, 7, 8

The potential Challenge Cup Semi-finals are therefore :

1. Toulon or Harlequins vs Stade Francais or Exeter Chiefs

2. London Wasps or Biarritz vs Brive or Scarlets

To be played Weekend of April 28/29

The qualifiers for the Amlin Challenge Cup 2011/12 quarter-finals finished in the rankings as follows:

1 Stade Francais Paris (Top ranked ACC Pool winner)
2 Brive (Second ranked ACC Pool winner)
3 Toulon (Third ranked ACC Pool winner)
4 London Wasps (Fourth ranked ACC Pool winner)
5 Biarritz Olympique (Third best Heineken Cup Pool runner-up)
6 Harlequins (Fourth best Heineken Cup Pool runner-up)
7 Scarlets (Fifth best Heineken Cup Pool runner-up)
8 Exeter Chiefs (Fifth ranked ACC Pool winner)