Mozart (1756~1791) Clarinet Quintet in A major, K 581uokai Chen, clarinet The Old City String Quartet Wolfgang Amadeus Mozart's Quintet in A major for Clarinet and Strings, K. 581, was written in 1789 for the clarinetist Anton Stadler. A clarinet quintet is a work for one clarinet and a string quartet (two violins, a viola and a cello). Although originally written for basset c..