Wind Quintet, Op.91 No.6 or Quintuor en Ut mineur, Op.91 No.6 is a piece composed around 1817-1819 by Anton Reicha. It was first published in 1819-or 1820 in Bonn by N. Simrock. The quintet has four movements which last around 28 minutes and it is scored for Flute, Oboe, Clarinet, Bassoon and Horn.