I'll add more works and Opus numbers and such as I find them.
Brahms:
- Clarinet Quintet in B minor Op. 115
- Sonata for Clarinet and Piano in F minor Op.120 No.1
- Sonata for Clarinet and Piano in Eb Op.120 No.2
Copland:
Debussy:
- Première rhapsodie pour orchestre avec clarinette
Mozart:
- Concerto for Clarinet in A K.622
- Clarinet Quintet in A K.581
- Four Church Sonatas
Ravel:
- Introduction and Allegro for flute, clarinet, string quartet and harp
Rimsky-Korsakov:
Saint-Saëns:
Schumann:
- Fantasy Pieces for Clarinet and Piano, Op.73
Stamitz, Johann:
Stamitz, Karl:
- Concerto No. 1 in F
- Concerto No. 3 in Bb
- Concerto No. 9
- Concerto No. 10 in Bb
- Concerto No. 11 in Eb
Weber:
- Concertino for clarinet in Eb Op.26
- Concerto No. 1 in F minor Op. 73
- Concerto No. 2 in Eb Op. 74
- Grand Duo Concertante Op. 48
- Variations Op. 33
- Clarinet Quintet in Bb Op.34